Company lists · Data refreshed November 2026
Top 25 Critical infrastructure engineering firms worldwide
RevenueBase identified 78,169 company matches for critical infrastructure engineering firms worldwide as of November 2026 and tracks 3,529,714 professional contacts across them, including 983,699 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers company matches for critical infrastructure engineering firms worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for critical infrastructure engineering firms follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest critical infrastructure engineering firms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 68,572 contacts → | ||||
Exact match “AECOM is the global infrastructure leader, committed to delivering a better world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 50,733 contacts → | ||||
Exact match “At Jacobs, we're challenging today to reinvent tomorrow – delivering outcomes and solutions for the world's most complex challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 36,899 contacts → | ||||
Exact match “Saipem is a global leader in the engineering and construction of major projects for the energy and infrastructure sectors, both offshore and onshore.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 36,645 contacts → | ||||
Exact match “Arcadis is a leading global partner, delivering transformative projects with businesses, cities and industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 36,324 contacts → | ||||
Exact match “Fluor Corporation is a global engineering, procurement and construction company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 30,633 contacts → | ||||
Exact match “Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 29,287 contacts → | ||||
Exact match “Bechtel is a trusted engineering, construction and project management partner to industry and government.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 25,123 contacts → | ||||
Exact match “We are a world-class engineering services and nuclear organization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 22,927 contacts → | ||||
Exact match “WSP is one of the world’s leading engineering, science and infrastructure solutions firms, uniting its multidisciplinary expertise to shape communities to advance humanity.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 21,044 contacts → | ||||
Exact match “At Kiewit, the projects we deliver make a difference, and we offer opportunities for you to make one, too.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 20,316 contacts → | ||||
Exact match “We are an engineering, management and development consultancy and one of the largest wholly employee-owned firms of our kind.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 19,587 contacts → | ||||
Exact match “Sweco is at the heart of the green transition - planning and designing the sustainable communities and cities of the future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 16,684 contacts → | ||||
Exact match “Ramboll is a global architecture, engineering and consultancy company founded in Denmark in 1945.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 15,435 contacts → | ||||
Exact match “Wood Group has combined with Amec Foster Wheeler to form a new global leader in the delivery of project, engineering and technical services to energy and industrial markets.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 15,329 contacts → | ||||
Exact match “We are committed to addressing the world’s biggest challenges in the areas of water, energy and communities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 14,844 contacts → | ||||
Exact match “Tata Projects is one of the most admired Technology led Engineering, Procurement and Construction (EPC) companies in India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 14,232 contacts → | ||||
Exact match “Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 13,484 contacts → | ||||
Exact match “At Burns & McDonnell, our engineers, construction professionals, architects, planners, technologists and scientists do more than plan, design and construct.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 13,426 contacts → | ||||
Exact match “AFRY is a European leader in engineering, design, and advisory services, with a global reach.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 12,851 contacts → | ||||
Exact match “Egis is a leading global architectural, consulting, construction engineering, operations and mobility services firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 11,748 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 11,748 contacts → | ||||
Exact match “TR is an international general contractor engaged in the engineering and construction of industrial facilities in the fields of-Oil & Gas -Refining & Petrochemical -Power…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 11,691 contacts → | ||||
Exact match “Enabling communities to thrive.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 11,681 contacts → | ||||
Exact match “Balfour Beatty is a leading international infrastructure group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 11,589 contacts → | ||||
Exact match “Dar is one of the world’s leading consultancies, providing design, planning, engineering, sustainability consulting, digital solutions and services, project management, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “critical infrastructure engineering firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 78,169 critical infrastructure engineering firms worldwide
See the full list, filter by size, metro and specialty, and access 983,699 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Critical infrastructure engineering firms worldwide at a glance
As of Nov 6, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for critical infrastructure engineering firms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “critical infrastructure engineering firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 983,699 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Critical infrastructure engineering firms by location
370 lists · largest firstEvery Critical infrastructure engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Critical infrastructure engineering firms based in the United States12,979
- Critical infrastructure engineering firms based in Brazil6,356
- Critical infrastructure engineering firms based in India4,474
- Critical infrastructure engineering firms based in Italy3,190
- Critical infrastructure engineering firms based in the United Kingdom3,055
- Critical infrastructure engineering firms based in Germany2,865
- Critical infrastructure engineering firms based in France2,629
- Critical infrastructure engineering firms based in Australia2,554
- Critical infrastructure engineering firms based in Canada2,182
- Critical infrastructure engineering firms based in Spain1,808
- Critical infrastructure engineering firms based in Türkiye1,463
- Critical infrastructure engineering firms based in Colombia1,261
- Critical infrastructure engineering firms based in the Netherlands1,220
- Critical infrastructure engineering firms based in South Africa1,052
- Critical infrastructure engineering firms based in Chile945
- Critical infrastructure engineering firms based in Mexico932
- Critical infrastructure engineering firms based in Peru885
- Critical infrastructure engineering firms based in Saudi Arabia875
- Critical infrastructure engineering firms based in the United Arab Emirates874
- Critical infrastructure engineering firms based in Switzerland797
- Critical infrastructure engineering firms based in Argentina702
- Critical infrastructure engineering firms based in Iran651
- Critical infrastructure engineering firms based in Sweden637
- Critical infrastructure engineering firms based in Pakistan609
- Critical infrastructure engineering firms based in Nigeria586
- Critical infrastructure engineering firms based in Egypt579
- Critical infrastructure engineering firms based in Portugal571
- Critical infrastructure engineering firms based in Poland536
- Critical infrastructure engineering firms based in Indonesia479
- Critical infrastructure engineering firms based in Malaysia466
- Critical infrastructure engineering firms based in China439
- Critical infrastructure engineering firms based in Greece394
- Critical infrastructure engineering firms based in Belgium375
- Critical infrastructure engineering firms based in Morocco370
- Critical infrastructure engineering firms based in New Zealand370
- Critical infrastructure engineering firms based in Austria289
- Critical infrastructure engineering firms based in Japan276
- Critical infrastructure engineering firms based in Romania275
- Critical infrastructure engineering firms based in Ireland272
- Critical infrastructure engineering firms based in the Philippines263
- Critical infrastructure engineering firms based in Bangladesh241
- Critical infrastructure engineering firms based in Norway237
- Critical infrastructure engineering firms based in Israel232
- Critical infrastructure engineering firms based in Denmark218
- Critical infrastructure engineering firms based in Czechia202
- Critical infrastructure engineering firms based in Singapore202
- Critical infrastructure engineering firms based in Ecuador191
- Critical infrastructure engineering firms based in Kenya181
- Critical infrastructure engineering firms based in Lebanon171
- Critical infrastructure engineering firms based in Sri Lanka157
- Critical infrastructure engineering firms based in Hungary153
- Critical infrastructure engineering firms based in Serbia148
- Critical infrastructure engineering firms based in Tunisia141
- Critical infrastructure engineering firms based in Qatar137
- Critical infrastructure engineering firms based in Venezuela137
- Critical infrastructure engineering firms based in Nepal132
- Critical infrastructure engineering firms based in Finland127
- Critical infrastructure engineering firms based in Jordan125
- Critical infrastructure engineering firms based in Ghana121
- Critical infrastructure engineering firms based in Oman121
- Critical infrastructure engineering firms based in Côte D'Ivoire119
- Critical infrastructure engineering firms based in Uganda113
- Critical infrastructure engineering firms based in Croatia111
- Critical infrastructure engineering firms based in Iraq111
- Critical infrastructure engineering firms based in the Dominican Republic107
- Critical infrastructure engineering firms based in Costa Rica104
- Critical infrastructure engineering firms based in Russia102
- Critical infrastructure engineering firms based in Vietnam100
- Critical infrastructure engineering firms based in Senegal98
- Critical infrastructure engineering firms based in Bulgaria81
- Critical infrastructure engineering firms based in Lithuania81
- Critical infrastructure engineering firms based in Panama81
- Critical infrastructure engineering firms based in Puerto Rico75
- Critical infrastructure engineering firms based in Bolivia71
- Critical infrastructure engineering firms based in Luxembourg70
- Critical infrastructure engineering firms based in Thailand66
- Critical infrastructure engineering firms based in Uruguay65
- Critical infrastructure engineering firms based in Azerbaijan63
- Critical infrastructure engineering firms based in Kuwait63
- Critical infrastructure engineering firms based in Hong Kong62
- Critical infrastructure engineering firms based in Ukraine61
Cities
- Critical infrastructure engineering firms based in Sao Paulo, Brazil961
- Critical infrastructure engineering firms based in London, United Kingdom464
- Critical infrastructure engineering firms based in Tehran, Iran460
- Critical infrastructure engineering firms based in Belo Horizonte, Brazil386
- Critical infrastructure engineering firms based in Houston, United States368
- Critical infrastructure engineering firms based in Rio De Janeiro, Brazil356
- Critical infrastructure engineering firms based in Bogota, Colombia352
- Critical infrastructure engineering firms based in Lima, Peru345
- Critical infrastructure engineering firms based in Rome, Italy313
- Critical infrastructure engineering firms based in Madrid, Spain312
- Critical infrastructure engineering firms based in Dubai, United Arab Emirates311
- Critical infrastructure engineering firms based in Riyadh, Saudi Arabia305
- Critical infrastructure engineering firms based in Istanbul, Türkiye286
- Critical infrastructure engineering firms based in Cairo, Egypt267
- Critical infrastructure engineering firms based in New Delhi, India262
- Critical infrastructure engineering firms based in Ankara, Türkiye252
- Critical infrastructure engineering firms based in Sydney, Australia252
- Critical infrastructure engineering firms based in Hyderabad, India251
- Critical infrastructure engineering firms based in Curitiba, Brazil243
- Critical infrastructure engineering firms based in New York, United States236
- Critical infrastructure engineering firms based in Pune, India235
- Critical infrastructure engineering firms based in Mumbai, India218
- Critical infrastructure engineering firms based in Bangalore, India217
- Critical infrastructure engineering firms based in Chennai, India214
- Critical infrastructure engineering firms based in Paris, France207
- Critical infrastructure engineering firms based in Melbourne, Australia196
- Critical infrastructure engineering firms based in Santiago, Chile196
- Critical infrastructure engineering firms based in Milan, Italy191
- Critical infrastructure engineering firms based in Lahore, Pakistan189
- Critical infrastructure engineering firms based in Calgary, Canada187
- Critical infrastructure engineering firms based in Brisbane, Australia186
- Critical infrastructure engineering firms based in Singapore, Singapore180
- Critical infrastructure engineering firms based in Gurgaon, India175
- Critical infrastructure engineering firms based in Ahmedabad, India173
- Critical infrastructure engineering firms based in Abu Dhabi, United Arab Emirates171
- Critical infrastructure engineering firms based in Karachi, Pakistan164
- Critical infrastructure engineering firms based in Porto Alegre, Brazil162
- Critical infrastructure engineering firms based in Berlin, Germany160
- Critical infrastructure engineering firms based in Toronto, Canada154
- Critical infrastructure engineering firms based in Austin, United States151
- Critical infrastructure engineering firms based in Johannesburg, South Africa144
- Critical infrastructure engineering firms based in Buenos Aires, Argentina142
- Critical infrastructure engineering firms based in Mexico City, Mexico140
- Critical infrastructure engineering firms based in Perth, Australia135
- Critical infrastructure engineering firms based in Miami, United States134
- Critical infrastructure engineering firms based in Barcelona, Spain130
- Critical infrastructure engineering firms based in Salvador, Brazil130
- Critical infrastructure engineering firms based in Noida, India129
- Critical infrastructure engineering firms based in Chicago, United States127
- Critical infrastructure engineering firms based in Nairobi, Kenya124
- Critical infrastructure engineering firms based in Edmonton, Canada122
- Critical infrastructure engineering firms based in Kolkata, India122
- Critical infrastructure engineering firms based in Stockholm, Sweden120
- Critical infrastructure engineering firms based in Dallas, United States118
- Critical infrastructure engineering firms based in Lagos, Nigeria115
- Critical infrastructure engineering firms based in Tampa, United States113
- Critical infrastructure engineering firms based in Athens, Greece112
- Critical infrastructure engineering firms based in Auckland, New Zealand112
- Critical infrastructure engineering firms based in Cankaya, Türkiye112
- Critical infrastructure engineering firms based in Bucharest, Romania111
- Critical infrastructure engineering firms based in Medellin, Colombia111
- Critical infrastructure engineering firms based in Goiania, Brazil110
- Critical infrastructure engineering firms based in Vadodara, India110
- Critical infrastructure engineering firms based in Lisbon, Portugal108
- Critical infrastructure engineering firms based in Campinas, Brazil107
- Critical infrastructure engineering firms based in Munich, Germany105
- Critical infrastructure engineering firms based in Los Angeles, United States103
- Critical infrastructure engineering firms based in Recife, Brazil103
- Critical infrastructure engineering firms based in Montreal, Canada102
- Critical infrastructure engineering firms based in San Antonio, United States102
- Critical infrastructure engineering firms based in Brasilia, Brazil101
- Critical infrastructure engineering firms based in Turin, Italy98
- Critical infrastructure engineering firms based in San Diego, United States97
- Critical infrastructure engineering firms based in Phoenix, United States94
- Critical infrastructure engineering firms based in Belgrade, Serbia93
- Critical infrastructure engineering firms based in Delhi, India93
- Critical infrastructure engineering firms based in Warsaw, Poland93
- Critical infrastructure engineering firms based in Atlanta, United States92
- Critical infrastructure engineering firms based in Denver, United States92
- Critical infrastructure engineering firms based in Fortaleza, Brazil90
- Critical infrastructure engineering firms based in Jaipur, India87
- Critical infrastructure engineering firms based in Orlando, United States87
- Critical infrastructure engineering firms based in Hamburg, Germany86
- Critical infrastructure engineering firms based in Casablanca, Morocco85
- Critical infrastructure engineering firms based in Charlotte, United States85
- Critical infrastructure engineering firms based in Pretoria, South Africa85
- Critical infrastructure engineering firms based in Amman, Jordan83
- Critical infrastructure engineering firms based in Bogota D.C., Colombia82
- Critical infrastructure engineering firms based in Quito, Ecuador81
- Critical infrastructure engineering firms based in Washington, United States81
- Critical infrastructure engineering firms based in Navi Mumbai, India78
- Critical infrastructure engineering firms based in San Francisco, United States78
- Critical infrastructure engineering firms based in Cape Town, South Africa77
- Critical infrastructure engineering firms based in Kuala Lumpur, Malaysia77
- Critical infrastructure engineering firms based in Vitoria, Brazil77
- Critical infrastructure engineering firms based in Doha, Qatar76
- Critical infrastructure engineering firms based in Lyon, France75
- Critical infrastructure engineering firms based in Seattle, United States75
- Critical infrastructure engineering firms based in Florianopolis, Brazil74
- Critical infrastructure engineering firms based in Barranquilla, Colombia73
- Critical infrastructure engineering firms based in Jacksonville, United States73
- Critical infrastructure engineering firms based in Manchester, United Kingdom73
- Critical infrastructure engineering firms based in Vancouver, Canada73
- Critical infrastructure engineering firms based in Beirut, Lebanon71
- Critical infrastructure engineering firms based in Raleigh, United States70
- Critical infrastructure engineering firms based in Portland, United States69
- Critical infrastructure engineering firms based in Kampala, Uganda65
- Critical infrastructure engineering firms based in Barueri, Brazil64
- Critical infrastructure engineering firms based in Dresden, Germany64
- Critical infrastructure engineering firms based in Seville, Spain64
- Critical infrastructure engineering firms based in Vienna, Austria64
- Critical infrastructure engineering firms based in Jakarta, Indonesia63
- Critical infrastructure engineering firms based in Naples, Italy63
- Critical infrastructure engineering firms based in Porto, Portugal63
- Critical infrastructure engineering firms based in Valencia, Spain63
- Critical infrastructure engineering firms based in Zurich, Switzerland62
- Critical infrastructure engineering firms based in Adelaide, Australia61
- Critical infrastructure engineering firms based in Ottawa, Canada59
- Critical infrastructure engineering firms based in Muscat, Oman58
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “critical infrastructure engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many critical infrastructure engineering firms are there worldwide?
RevenueBase identified 78,169 company matches for critical infrastructure engineering firms worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
AECOM tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most critical infrastructure engineering firms?
The United States leads with 12,979 companies, followed by Brazil (6,356) and India (4,474). Every critical infrastructure engineering firms list by country and city is linked on this page.
Which city has the most critical infrastructure engineering firms?
Sao Paulo leads with 961 company records, followed by London (495) and Tehran (464).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 983,699 professional contacts with verified work emails tracked across these 78,169 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 78,169 critical infrastructure engineering firms worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 critical infrastructure engineering firms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 78,169 matching company records for critical infrastructure engineering firms worldwide, with 3,529,714 tracked contacts and 983,699 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 critical infrastructure engineering firms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  AECOMaecom.comHQ: Dallas, TX, United StatesReported employees: 10001+ | Dallas, TX, United States | 10001+ | Exact match | 68,572 contacts → |
“AECOM is the global infrastructure leader, committed to delivering a better world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Jacobsjacobs.comHQ: Dallas, TX, United StatesReported employees: 10001+ | Dallas, TX, United States | 10001+ | Exact match | 50,733 contacts → |
“At Jacobs, we're challenging today to reinvent tomorrow – delivering outcomes and solutions for the world's most complex challenges.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Saipemsaipem.comHQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 36,899 contacts → |
“Saipem is a global leader in the engineering and construction of major projects for the energy and infrastructure sectors, both offshore and onshore.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Arcadisarcadis.comHQ: Amsterdam, CO, United KingdomReported employees: 10001+ | Amsterdam, CO, United Kingdom | 10001+ | Exact match | 36,645 contacts → |
“Arcadis is a leading global partner, delivering transformative projects with businesses, cities and industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Fluor Corporationfluor.comHQ: Irving, TX, United StatesReported employees: 10001+ | Irving, TX, United States | 10001+ | Exact match | 36,324 contacts → |
“Fluor Corporation is a global engineering, procurement and construction company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Stantecstantec.comHQ: Edmonton, AB, CanadaReported employees: 10001+ | Edmonton, AB, Canada | 10001+ | Exact match | 30,633 contacts → |
“Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Bechtel Corporationbechtel.comHQ: Reston, VA, United StatesReported employees: 10001+ | Reston, VA, United States | 10001+ | Exact match | 29,287 contacts → |
“Bechtel is a trusted engineering, construction and project management partner to industry and government.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Atkinsréalisatkinsrealis.comHQ: Montreal, QC, CanadaReported employees: 10001+ | Montreal, QC, Canada | 10001+ | Exact match | 25,123 contacts → |
“We are a world-class engineering services and nuclear organization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  WSPwsp.comHQ: Montreal, QC, CanadaReported employees: 10001+ | Montreal, QC, Canada | 10001+ | Exact match | 22,927 contacts → |
“WSP is one of the world’s leading engineering, science and infrastructure solutions firms, uniting its multidisciplinary expertise to shape communities to advance humanity.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Kiewitkiewit.comHQ: Omaha, NE, United StatesReported employees: 10001+ | Omaha, NE, United States | 10001+ | Exact match | 21,044 contacts → |
“At Kiewit, the projects we deliver make a difference, and we offer opportunities for you to make one, too.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Mott Macdonaldmottmac.comHQ: London, ON, United KingdomReported employees: 10001+ | London, ON, United Kingdom | 10001+ | Exact match | 20,316 contacts → |
“We are an engineering, management and development consultancy and one of the largest wholly employee-owned firms of our kind.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  SWECOswecogroup.comHQ: Stockholm, SwedenReported employees: 10001+ | Stockholm, Sweden | 10001+ | Exact match | 19,587 contacts → |
“Sweco is at the heart of the green transition - planning and designing the sustainable communities and cities of the future.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Rambollramboll.comHQ: Copenhagen, DenmarkReported employees: 10001+ | Copenhagen, Denmark | 10001+ | Exact match | 16,684 contacts → |
“Ramboll is a global architecture, engineering and consultancy company founded in Denmark in 1945.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Amec Foster Wheelerwoodplc.comHQ: Aberdeen, OR, United KingdomReported employees: 10001+ | Aberdeen, OR, United Kingdom | 10001+ | Exact match | 15,435 contacts → |
“Wood Group has combined with Amec Foster Wheeler to form a new global leader in the delivery of project, engineering and technical services to energy and industrial markets.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  GHDghd.comHQ: Sydney, AustraliaReported employees: 10001+ | Sydney, Australia | 10001+ | Exact match | 15,329 contacts → |
“We are committed to addressing the world’s biggest challenges in the areas of water, energy and communities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Tata Projectstataprojects.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 14,844 contacts → |
“Tata Projects is one of the most admired Technology led Engineering, Procurement and Construction (EPC) companies in India.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Tetra Techtetratech.comHQ: Pasadena, CA, United StatesReported employees: 10001+ | Pasadena, CA, United States | 10001+ | Exact match | 14,232 contacts → |
“Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Burns & Mcdonnellburnsmcd.comHQ: Kansas City, United StatesReported employees: 10001+ | Kansas City, United States | 10001+ | Exact match | 13,484 contacts → |
“At Burns & McDonnell, our engineers, construction professionals, architects, planners, technologists and scientists do more than plan, design and construct.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  AFRYafry.comHQ: Stockholm, SwedenReported employees: 10001+ | Stockholm, Sweden | 10001+ | Exact match | 13,426 contacts → |
“AFRY is a European leader in engineering, design, and advisory services, with a global reach.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  EGISegis-group.comHQ: Saint-quentin-en-yvelines, FranceReported employees: 10001+ | Saint-quentin-en-yvelines, France | 10001+ | Exact match | 12,851 contacts → |
“Egis is a leading global architectural, consulting, construction engineering, operations and mobility services firm.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Black & Veatchbv.comHQ: Overland Park, KS, United StatesReported employees: 10001+ | Overland Park, KS, United States | 10001+ | Exact match | 11,748 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  Tecnicas Reunidastecnicasreunidas.esHQ: Madrid, SpainReported employees: 10001+ | Madrid, Spain | 10001+ | Exact match | 11,748 contacts → |
“TR is an international general contractor engaged in the engineering and construction of industrial facilities in the fields of-Oil & Gas -Refining & Petrochemical -Power…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Downerdownergroup.comHQ: North Ryde, AustraliaReported employees: 10001+ | North Ryde, Australia | 10001+ | Exact match | 11,691 contacts → |
“Enabling communities to thrive.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Balfour Beatty PLCbalfourbeatty.comHQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 11,681 contacts → |
“Balfour Beatty is a leading international infrastructure group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  DARdar.comHQ: Beirut, LebanonReported employees: 10001+ | Beirut, Lebanon | 10001+ | Exact match | 11,589 contacts → |
“Dar is one of the world’s leading consultancies, providing design, planning, engineering, sustainability consulting, digital solutions and services, project management, and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 78,169 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Critical infrastructure engineering firms: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
77,361 records in the displayed employee bands.
808 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 78,169 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Critical infrastructure engineering firms by location
370 lists · largest firstEvery Critical infrastructure engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Critical infrastructure engineering firms based in the United States12,979
- Critical infrastructure engineering firms based in Brazil6,356
- Critical infrastructure engineering firms based in India4,474
- Critical infrastructure engineering firms based in Italy3,190
- Critical infrastructure engineering firms based in the United Kingdom3,055
- Critical infrastructure engineering firms based in Germany2,865
- Critical infrastructure engineering firms based in France2,629
- Critical infrastructure engineering firms based in Australia2,554
- Critical infrastructure engineering firms based in Canada2,182
- Critical infrastructure engineering firms based in Spain1,808
- Critical infrastructure engineering firms based in Türkiye1,463
- Critical infrastructure engineering firms based in Colombia1,261
- Critical infrastructure engineering firms based in the Netherlands1,220
- Critical infrastructure engineering firms based in South Africa1,052
- Critical infrastructure engineering firms based in Chile945
- Critical infrastructure engineering firms based in Mexico932
- Critical infrastructure engineering firms based in Peru885
- Critical infrastructure engineering firms based in Saudi Arabia875
- Critical infrastructure engineering firms based in the United Arab Emirates874
- Critical infrastructure engineering firms based in Switzerland797
- Critical infrastructure engineering firms based in Argentina702
- Critical infrastructure engineering firms based in Iran651
- Critical infrastructure engineering firms based in Sweden637
- Critical infrastructure engineering firms based in Pakistan609
- Critical infrastructure engineering firms based in Nigeria586
- Critical infrastructure engineering firms based in Egypt579
- Critical infrastructure engineering firms based in Portugal571
- Critical infrastructure engineering firms based in Poland536
- Critical infrastructure engineering firms based in Indonesia479
- Critical infrastructure engineering firms based in Malaysia466
- Critical infrastructure engineering firms based in China439
- Critical infrastructure engineering firms based in Greece394
- Critical infrastructure engineering firms based in Belgium375
- Critical infrastructure engineering firms based in Morocco370
- Critical infrastructure engineering firms based in New Zealand370
- Critical infrastructure engineering firms based in Austria289
- Critical infrastructure engineering firms based in Japan276
- Critical infrastructure engineering firms based in Romania275
- Critical infrastructure engineering firms based in Ireland272
- Critical infrastructure engineering firms based in the Philippines263
- Critical infrastructure engineering firms based in Bangladesh241
- Critical infrastructure engineering firms based in Norway237
- Critical infrastructure engineering firms based in Israel232
- Critical infrastructure engineering firms based in Denmark218
- Critical infrastructure engineering firms based in Czechia202
- Critical infrastructure engineering firms based in Singapore202
- Critical infrastructure engineering firms based in Ecuador191
- Critical infrastructure engineering firms based in Kenya181
- Critical infrastructure engineering firms based in Lebanon171
- Critical infrastructure engineering firms based in Sri Lanka157
- Critical infrastructure engineering firms based in Hungary153
- Critical infrastructure engineering firms based in Serbia148
- Critical infrastructure engineering firms based in Tunisia141
- Critical infrastructure engineering firms based in Qatar137
- Critical infrastructure engineering firms based in Venezuela137
- Critical infrastructure engineering firms based in Nepal132
- Critical infrastructure engineering firms based in Finland127
- Critical infrastructure engineering firms based in Jordan125
- Critical infrastructure engineering firms based in Ghana121
- Critical infrastructure engineering firms based in Oman121
- Critical infrastructure engineering firms based in Côte D'Ivoire119
- Critical infrastructure engineering firms based in Uganda113
- Critical infrastructure engineering firms based in Croatia111
- Critical infrastructure engineering firms based in Iraq111
- Critical infrastructure engineering firms based in the Dominican Republic107
- Critical infrastructure engineering firms based in Costa Rica104
- Critical infrastructure engineering firms based in Russia102
- Critical infrastructure engineering firms based in Vietnam100
- Critical infrastructure engineering firms based in Senegal98
- Critical infrastructure engineering firms based in Bulgaria81
- Critical infrastructure engineering firms based in Lithuania81
- Critical infrastructure engineering firms based in Panama81
- Critical infrastructure engineering firms based in Puerto Rico75
- Critical infrastructure engineering firms based in Bolivia71
- Critical infrastructure engineering firms based in Luxembourg70
- Critical infrastructure engineering firms based in Thailand66
- Critical infrastructure engineering firms based in Uruguay65
- Critical infrastructure engineering firms based in Azerbaijan63
- Critical infrastructure engineering firms based in Kuwait63
- Critical infrastructure engineering firms based in Hong Kong62
- Critical infrastructure engineering firms based in Ukraine61
Cities
- Critical infrastructure engineering firms based in Sao Paulo, Brazil961
- Critical infrastructure engineering firms based in London, United Kingdom464
- Critical infrastructure engineering firms based in Tehran, Iran460
- Critical infrastructure engineering firms based in Belo Horizonte, Brazil386
- Critical infrastructure engineering firms based in Houston, United States368
- Critical infrastructure engineering firms based in Rio De Janeiro, Brazil356
- Critical infrastructure engineering firms based in Bogota, Colombia352
- Critical infrastructure engineering firms based in Lima, Peru345
- Critical infrastructure engineering firms based in Rome, Italy313
- Critical infrastructure engineering firms based in Madrid, Spain312
- Critical infrastructure engineering firms based in Dubai, United Arab Emirates311
- Critical infrastructure engineering firms based in Riyadh, Saudi Arabia305
- Critical infrastructure engineering firms based in Istanbul, Türkiye286
- Critical infrastructure engineering firms based in Cairo, Egypt267
- Critical infrastructure engineering firms based in New Delhi, India262
- Critical infrastructure engineering firms based in Ankara, Türkiye252
- Critical infrastructure engineering firms based in Sydney, Australia252
- Critical infrastructure engineering firms based in Hyderabad, India251
- Critical infrastructure engineering firms based in Curitiba, Brazil243
- Critical infrastructure engineering firms based in New York, United States236
- Critical infrastructure engineering firms based in Pune, India235
- Critical infrastructure engineering firms based in Mumbai, India218
- Critical infrastructure engineering firms based in Bangalore, India217
- Critical infrastructure engineering firms based in Chennai, India214
- Critical infrastructure engineering firms based in Paris, France207
- Critical infrastructure engineering firms based in Melbourne, Australia196
- Critical infrastructure engineering firms based in Santiago, Chile196
- Critical infrastructure engineering firms based in Milan, Italy191
- Critical infrastructure engineering firms based in Lahore, Pakistan189
- Critical infrastructure engineering firms based in Calgary, Canada187
- Critical infrastructure engineering firms based in Brisbane, Australia186
- Critical infrastructure engineering firms based in Singapore, Singapore180
- Critical infrastructure engineering firms based in Gurgaon, India175
- Critical infrastructure engineering firms based in Ahmedabad, India173
- Critical infrastructure engineering firms based in Abu Dhabi, United Arab Emirates171
- Critical infrastructure engineering firms based in Karachi, Pakistan164
- Critical infrastructure engineering firms based in Porto Alegre, Brazil162
- Critical infrastructure engineering firms based in Berlin, Germany160
- Critical infrastructure engineering firms based in Toronto, Canada154
- Critical infrastructure engineering firms based in Austin, United States151
- Critical infrastructure engineering firms based in Johannesburg, South Africa144
- Critical infrastructure engineering firms based in Buenos Aires, Argentina142
- Critical infrastructure engineering firms based in Mexico City, Mexico140
- Critical infrastructure engineering firms based in Perth, Australia135
- Critical infrastructure engineering firms based in Miami, United States134
- Critical infrastructure engineering firms based in Barcelona, Spain130
- Critical infrastructure engineering firms based in Salvador, Brazil130
- Critical infrastructure engineering firms based in Noida, India129
- Critical infrastructure engineering firms based in Chicago, United States127
- Critical infrastructure engineering firms based in Nairobi, Kenya124
- Critical infrastructure engineering firms based in Edmonton, Canada122
- Critical infrastructure engineering firms based in Kolkata, India122
- Critical infrastructure engineering firms based in Stockholm, Sweden120
- Critical infrastructure engineering firms based in Dallas, United States118
- Critical infrastructure engineering firms based in Lagos, Nigeria115
- Critical infrastructure engineering firms based in Tampa, United States113
- Critical infrastructure engineering firms based in Athens, Greece112
- Critical infrastructure engineering firms based in Auckland, New Zealand112
- Critical infrastructure engineering firms based in Cankaya, Türkiye112
- Critical infrastructure engineering firms based in Bucharest, Romania111
- Critical infrastructure engineering firms based in Medellin, Colombia111
- Critical infrastructure engineering firms based in Goiania, Brazil110
- Critical infrastructure engineering firms based in Vadodara, India110
- Critical infrastructure engineering firms based in Lisbon, Portugal108
- Critical infrastructure engineering firms based in Campinas, Brazil107
- Critical infrastructure engineering firms based in Munich, Germany105
- Critical infrastructure engineering firms based in Los Angeles, United States103
- Critical infrastructure engineering firms based in Recife, Brazil103
- Critical infrastructure engineering firms based in Montreal, Canada102
- Critical infrastructure engineering firms based in San Antonio, United States102
- Critical infrastructure engineering firms based in Brasilia, Brazil101
- Critical infrastructure engineering firms based in Turin, Italy98
- Critical infrastructure engineering firms based in San Diego, United States97
- Critical infrastructure engineering firms based in Phoenix, United States94
- Critical infrastructure engineering firms based in Belgrade, Serbia93
- Critical infrastructure engineering firms based in Delhi, India93
- Critical infrastructure engineering firms based in Warsaw, Poland93
- Critical infrastructure engineering firms based in Atlanta, United States92
- Critical infrastructure engineering firms based in Denver, United States92
- Critical infrastructure engineering firms based in Fortaleza, Brazil90
- Critical infrastructure engineering firms based in Jaipur, India87
- Critical infrastructure engineering firms based in Orlando, United States87
- Critical infrastructure engineering firms based in Hamburg, Germany86
- Critical infrastructure engineering firms based in Casablanca, Morocco85
- Critical infrastructure engineering firms based in Charlotte, United States85
- Critical infrastructure engineering firms based in Pretoria, South Africa85
- Critical infrastructure engineering firms based in Amman, Jordan83
- Critical infrastructure engineering firms based in Bogota D.C., Colombia82
- Critical infrastructure engineering firms based in Quito, Ecuador81
- Critical infrastructure engineering firms based in Washington, United States81
- Critical infrastructure engineering firms based in Navi Mumbai, India78
- Critical infrastructure engineering firms based in San Francisco, United States78
- Critical infrastructure engineering firms based in Cape Town, South Africa77
- Critical infrastructure engineering firms based in Kuala Lumpur, Malaysia77
- Critical infrastructure engineering firms based in Vitoria, Brazil77
- Critical infrastructure engineering firms based in Doha, Qatar76
- Critical infrastructure engineering firms based in Lyon, France75
- Critical infrastructure engineering firms based in Seattle, United States75
- Critical infrastructure engineering firms based in Florianopolis, Brazil74
- Critical infrastructure engineering firms based in Barranquilla, Colombia73
- Critical infrastructure engineering firms based in Jacksonville, United States73
- Critical infrastructure engineering firms based in Manchester, United Kingdom73
- Critical infrastructure engineering firms based in Vancouver, Canada73
- Critical infrastructure engineering firms based in Beirut, Lebanon71
- Critical infrastructure engineering firms based in Raleigh, United States70
- Critical infrastructure engineering firms based in Portland, United States69
- Critical infrastructure engineering firms based in Kampala, Uganda65
- Critical infrastructure engineering firms based in Barueri, Brazil64
- Critical infrastructure engineering firms based in Dresden, Germany64
- Critical infrastructure engineering firms based in Seville, Spain64
- Critical infrastructure engineering firms based in Vienna, Austria64
- Critical infrastructure engineering firms based in Jakarta, Indonesia63
- Critical infrastructure engineering firms based in Naples, Italy63
- Critical infrastructure engineering firms based in Porto, Portugal63
- Critical infrastructure engineering firms based in Valencia, Spain63
- Critical infrastructure engineering firms based in Zurich, Switzerland62
- Critical infrastructure engineering firms based in Adelaide, Australia61
- Critical infrastructure engineering firms based in Ottawa, Canada59
- Critical infrastructure engineering firms based in Muscat, Oman58
Questions about this company list
What does Exact match mean for critical infrastructure engineering firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many critical infrastructure engineering firms did RevenueBase find worldwide?
The saved snapshot records 78,169 matching company records, 3,529,714 tracked contacts and 983,699 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 critical infrastructure engineering firms worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/critical-infrastructure-engineering-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 critical infrastructure engineering firms worldwide
RevenueBase records 78,169 matching company records for critical infrastructure engineering firms worldwide, with 3,529,714 tracked contacts and 983,699 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 critical infrastructure engineering firms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | AECOMaecom.com HQ: Dallas, TX, United StatesReported employees: 10001+ | Dallas, TX, United States | 10001+ | Exact match | 68,572 contacts → |
“AECOM is the global infrastructure leader, committed to delivering a better world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Jacobsjacobs.com HQ: Dallas, TX, United StatesReported employees: 10001+ | Dallas, TX, United States | 10001+ | Exact match | 50,733 contacts → |
“At Jacobs, we're challenging today to reinvent tomorrow – delivering outcomes and solutions for the world's most complex challenges.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Saipemsaipem.com HQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 36,899 contacts → |
“Saipem is a global leader in the engineering and construction of major projects for the energy and infrastructure sectors, both offshore and onshore.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Arcadisarcadis.com HQ: Amsterdam, CO, United KingdomReported employees: 10001+ | Amsterdam, CO, United Kingdom | 10001+ | Exact match | 36,645 contacts → |
“Arcadis is a leading global partner, delivering transformative projects with businesses, cities and industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Fluor Corporationfluor.com HQ: Irving, TX, United StatesReported employees: 10001+ | Irving, TX, United States | 10001+ | Exact match | 36,324 contacts → |
“Fluor Corporation is a global engineering, procurement and construction company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Stantecstantec.com HQ: Edmonton, AB, CanadaReported employees: 10001+ | Edmonton, AB, Canada | 10001+ | Exact match | 30,633 contacts → |
“Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Bechtel Corporationbechtel.com HQ: Reston, VA, United StatesReported employees: 10001+ | Reston, VA, United States | 10001+ | Exact match | 29,287 contacts → |
“Bechtel is a trusted engineering, construction and project management partner to industry and government.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Atkinsréalisatkinsrealis.com HQ: Montreal, QC, CanadaReported employees: 10001+ | Montreal, QC, Canada | 10001+ | Exact match | 25,123 contacts → |
“We are a world-class engineering services and nuclear organization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | WSPwsp.com HQ: Montreal, QC, CanadaReported employees: 10001+ | Montreal, QC, Canada | 10001+ | Exact match | 22,927 contacts → |
“WSP is one of the world’s leading engineering, science and infrastructure solutions firms, uniting its multidisciplinary expertise to shape communities to advance humanity.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kiewitkiewit.com HQ: Omaha, NE, United StatesReported employees: 10001+ | Omaha, NE, United States | 10001+ | Exact match | 21,044 contacts → |
“At Kiewit, the projects we deliver make a difference, and we offer opportunities for you to make one, too.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Mott Macdonaldmottmac.com HQ: London, ON, United KingdomReported employees: 10001+ | London, ON, United Kingdom | 10001+ | Exact match | 20,316 contacts → |
“We are an engineering, management and development consultancy and one of the largest wholly employee-owned firms of our kind.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | SWECOswecogroup.com HQ: Stockholm, SwedenReported employees: 10001+ | Stockholm, Sweden | 10001+ | Exact match | 19,587 contacts → |
“Sweco is at the heart of the green transition - planning and designing the sustainable communities and cities of the future.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Rambollramboll.com HQ: Copenhagen, DenmarkReported employees: 10001+ | Copenhagen, Denmark | 10001+ | Exact match | 16,684 contacts → |
“Ramboll is a global architecture, engineering and consultancy company founded in Denmark in 1945.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Amec Foster Wheelerwoodplc.com HQ: Aberdeen, OR, United KingdomReported employees: 10001+ | Aberdeen, OR, United Kingdom | 10001+ | Exact match | 15,435 contacts → |
“Wood Group has combined with Amec Foster Wheeler to form a new global leader in the delivery of project, engineering and technical services to energy and industrial markets.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | GHDghd.com HQ: Sydney, AustraliaReported employees: 10001+ | Sydney, Australia | 10001+ | Exact match | 15,329 contacts → |
“We are committed to addressing the world’s biggest challenges in the areas of water, energy and communities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Tata Projectstataprojects.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 14,844 contacts → |
“Tata Projects is one of the most admired Technology led Engineering, Procurement and Construction (EPC) companies in India.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Tetra Techtetratech.com HQ: Pasadena, CA, United StatesReported employees: 10001+ | Pasadena, CA, United States | 10001+ | Exact match | 14,232 contacts → |
“Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Burns & Mcdonnellburnsmcd.com HQ: Kansas City, United StatesReported employees: 10001+ | Kansas City, United States | 10001+ | Exact match | 13,484 contacts → |
“At Burns & McDonnell, our engineers, construction professionals, architects, planners, technologists and scientists do more than plan, design and construct.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | AFRYafry.com HQ: Stockholm, SwedenReported employees: 10001+ | Stockholm, Sweden | 10001+ | Exact match | 13,426 contacts → |
“AFRY is a European leader in engineering, design, and advisory services, with a global reach.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | EGISegis-group.com HQ: Saint-quentin-en-yvelines, FranceReported employees: 10001+ | Saint-quentin-en-yvelines, France | 10001+ | Exact match | 12,851 contacts → |
“Egis is a leading global architectural, consulting, construction engineering, operations and mobility services firm.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Black & Veatchbv.com HQ: Overland Park, KS, United StatesReported employees: 10001+ | Overland Park, KS, United States | 10001+ | Exact match | 11,748 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Tecnicas Reunidastecnicasreunidas.es HQ: Madrid, SpainReported employees: 10001+ | Madrid, Spain | 10001+ | Exact match | 11,748 contacts → |
“TR is an international general contractor engaged in the engineering and construction of industrial facilities in the fields of-Oil & Gas -Refining & Petrochemical -Power…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Downerdownergroup.com HQ: North Ryde, AustraliaReported employees: 10001+ | North Ryde, Australia | 10001+ | Exact match | 11,691 contacts → |
“Enabling communities to thrive.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Balfour Beatty PLCbalfourbeatty.com HQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 11,681 contacts → |
“Balfour Beatty is a leading international infrastructure group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | DARdar.com HQ: Beirut, LebanonReported employees: 10001+ | Beirut, Lebanon | 10001+ | Exact match | 11,589 contacts → |
“Dar is one of the world’s leading consultancies, providing design, planning, engineering, sustainability consulting, digital solutions and services, project management, and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 78,169 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Critical infrastructure engineering firms: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
77,361 records in the displayed employee bands.
808 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 78,169 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Critical infrastructure engineering firms by location
370 lists · largest firstEvery Critical infrastructure engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Critical infrastructure engineering firms based in the United States12,979
- Critical infrastructure engineering firms based in Brazil6,356
- Critical infrastructure engineering firms based in India4,474
- Critical infrastructure engineering firms based in Italy3,190
- Critical infrastructure engineering firms based in the United Kingdom3,055
- Critical infrastructure engineering firms based in Germany2,865
- Critical infrastructure engineering firms based in France2,629
- Critical infrastructure engineering firms based in Australia2,554
- Critical infrastructure engineering firms based in Canada2,182
- Critical infrastructure engineering firms based in Spain1,808
- Critical infrastructure engineering firms based in Türkiye1,463
- Critical infrastructure engineering firms based in Colombia1,261
- Critical infrastructure engineering firms based in the Netherlands1,220
- Critical infrastructure engineering firms based in South Africa1,052
- Critical infrastructure engineering firms based in Chile945
- Critical infrastructure engineering firms based in Mexico932
- Critical infrastructure engineering firms based in Peru885
- Critical infrastructure engineering firms based in Saudi Arabia875
- Critical infrastructure engineering firms based in the United Arab Emirates874
- Critical infrastructure engineering firms based in Switzerland797
- Critical infrastructure engineering firms based in Argentina702
- Critical infrastructure engineering firms based in Iran651
- Critical infrastructure engineering firms based in Sweden637
- Critical infrastructure engineering firms based in Pakistan609
- Critical infrastructure engineering firms based in Nigeria586
- Critical infrastructure engineering firms based in Egypt579
- Critical infrastructure engineering firms based in Portugal571
- Critical infrastructure engineering firms based in Poland536
- Critical infrastructure engineering firms based in Indonesia479
- Critical infrastructure engineering firms based in Malaysia466
- Critical infrastructure engineering firms based in China439
- Critical infrastructure engineering firms based in Greece394
- Critical infrastructure engineering firms based in Belgium375
- Critical infrastructure engineering firms based in Morocco370
- Critical infrastructure engineering firms based in New Zealand370
- Critical infrastructure engineering firms based in Austria289
- Critical infrastructure engineering firms based in Japan276
- Critical infrastructure engineering firms based in Romania275
- Critical infrastructure engineering firms based in Ireland272
- Critical infrastructure engineering firms based in the Philippines263
- Critical infrastructure engineering firms based in Bangladesh241
- Critical infrastructure engineering firms based in Norway237
- Critical infrastructure engineering firms based in Israel232
- Critical infrastructure engineering firms based in Denmark218
- Critical infrastructure engineering firms based in Czechia202
- Critical infrastructure engineering firms based in Singapore202
- Critical infrastructure engineering firms based in Ecuador191
- Critical infrastructure engineering firms based in Kenya181
- Critical infrastructure engineering firms based in Lebanon171
- Critical infrastructure engineering firms based in Sri Lanka157
- Critical infrastructure engineering firms based in Hungary153
- Critical infrastructure engineering firms based in Serbia148
- Critical infrastructure engineering firms based in Tunisia141
- Critical infrastructure engineering firms based in Qatar137
- Critical infrastructure engineering firms based in Venezuela137
- Critical infrastructure engineering firms based in Nepal132
- Critical infrastructure engineering firms based in Finland127
- Critical infrastructure engineering firms based in Jordan125
- Critical infrastructure engineering firms based in Ghana121
- Critical infrastructure engineering firms based in Oman121
- Critical infrastructure engineering firms based in Côte D'Ivoire119
- Critical infrastructure engineering firms based in Uganda113
- Critical infrastructure engineering firms based in Croatia111
- Critical infrastructure engineering firms based in Iraq111
- Critical infrastructure engineering firms based in the Dominican Republic107
- Critical infrastructure engineering firms based in Costa Rica104
- Critical infrastructure engineering firms based in Russia102
- Critical infrastructure engineering firms based in Vietnam100
- Critical infrastructure engineering firms based in Senegal98
- Critical infrastructure engineering firms based in Bulgaria81
- Critical infrastructure engineering firms based in Lithuania81
- Critical infrastructure engineering firms based in Panama81
- Critical infrastructure engineering firms based in Puerto Rico75
- Critical infrastructure engineering firms based in Bolivia71
- Critical infrastructure engineering firms based in Luxembourg70
- Critical infrastructure engineering firms based in Thailand66
- Critical infrastructure engineering firms based in Uruguay65
- Critical infrastructure engineering firms based in Azerbaijan63
- Critical infrastructure engineering firms based in Kuwait63
- Critical infrastructure engineering firms based in Hong Kong62
- Critical infrastructure engineering firms based in Ukraine61
Cities
- Critical infrastructure engineering firms based in Sao Paulo, Brazil961
- Critical infrastructure engineering firms based in London, United Kingdom464
- Critical infrastructure engineering firms based in Tehran, Iran460
- Critical infrastructure engineering firms based in Belo Horizonte, Brazil386
- Critical infrastructure engineering firms based in Houston, United States368
- Critical infrastructure engineering firms based in Rio De Janeiro, Brazil356
- Critical infrastructure engineering firms based in Bogota, Colombia352
- Critical infrastructure engineering firms based in Lima, Peru345
- Critical infrastructure engineering firms based in Rome, Italy313
- Critical infrastructure engineering firms based in Madrid, Spain312
- Critical infrastructure engineering firms based in Dubai, United Arab Emirates311
- Critical infrastructure engineering firms based in Riyadh, Saudi Arabia305
- Critical infrastructure engineering firms based in Istanbul, Türkiye286
- Critical infrastructure engineering firms based in Cairo, Egypt267
- Critical infrastructure engineering firms based in New Delhi, India262
- Critical infrastructure engineering firms based in Ankara, Türkiye252
- Critical infrastructure engineering firms based in Sydney, Australia252
- Critical infrastructure engineering firms based in Hyderabad, India251
- Critical infrastructure engineering firms based in Curitiba, Brazil243
- Critical infrastructure engineering firms based in New York, United States236
- Critical infrastructure engineering firms based in Pune, India235
- Critical infrastructure engineering firms based in Mumbai, India218
- Critical infrastructure engineering firms based in Bangalore, India217
- Critical infrastructure engineering firms based in Chennai, India214
- Critical infrastructure engineering firms based in Paris, France207
- Critical infrastructure engineering firms based in Melbourne, Australia196
- Critical infrastructure engineering firms based in Santiago, Chile196
- Critical infrastructure engineering firms based in Milan, Italy191
- Critical infrastructure engineering firms based in Lahore, Pakistan189
- Critical infrastructure engineering firms based in Calgary, Canada187
- Critical infrastructure engineering firms based in Brisbane, Australia186
- Critical infrastructure engineering firms based in Singapore, Singapore180
- Critical infrastructure engineering firms based in Gurgaon, India175
- Critical infrastructure engineering firms based in Ahmedabad, India173
- Critical infrastructure engineering firms based in Abu Dhabi, United Arab Emirates171
- Critical infrastructure engineering firms based in Karachi, Pakistan164
- Critical infrastructure engineering firms based in Porto Alegre, Brazil162
- Critical infrastructure engineering firms based in Berlin, Germany160
- Critical infrastructure engineering firms based in Toronto, Canada154
- Critical infrastructure engineering firms based in Austin, United States151
- Critical infrastructure engineering firms based in Johannesburg, South Africa144
- Critical infrastructure engineering firms based in Buenos Aires, Argentina142
- Critical infrastructure engineering firms based in Mexico City, Mexico140
- Critical infrastructure engineering firms based in Perth, Australia135
- Critical infrastructure engineering firms based in Miami, United States134
- Critical infrastructure engineering firms based in Barcelona, Spain130
- Critical infrastructure engineering firms based in Salvador, Brazil130
- Critical infrastructure engineering firms based in Noida, India129
- Critical infrastructure engineering firms based in Chicago, United States127
- Critical infrastructure engineering firms based in Nairobi, Kenya124
- Critical infrastructure engineering firms based in Edmonton, Canada122
- Critical infrastructure engineering firms based in Kolkata, India122
- Critical infrastructure engineering firms based in Stockholm, Sweden120
- Critical infrastructure engineering firms based in Dallas, United States118
- Critical infrastructure engineering firms based in Lagos, Nigeria115
- Critical infrastructure engineering firms based in Tampa, United States113
- Critical infrastructure engineering firms based in Athens, Greece112
- Critical infrastructure engineering firms based in Auckland, New Zealand112
- Critical infrastructure engineering firms based in Cankaya, Türkiye112
- Critical infrastructure engineering firms based in Bucharest, Romania111
- Critical infrastructure engineering firms based in Medellin, Colombia111
- Critical infrastructure engineering firms based in Goiania, Brazil110
- Critical infrastructure engineering firms based in Vadodara, India110
- Critical infrastructure engineering firms based in Lisbon, Portugal108
- Critical infrastructure engineering firms based in Campinas, Brazil107
- Critical infrastructure engineering firms based in Munich, Germany105
- Critical infrastructure engineering firms based in Los Angeles, United States103
- Critical infrastructure engineering firms based in Recife, Brazil103
- Critical infrastructure engineering firms based in Montreal, Canada102
- Critical infrastructure engineering firms based in San Antonio, United States102
- Critical infrastructure engineering firms based in Brasilia, Brazil101
- Critical infrastructure engineering firms based in Turin, Italy98
- Critical infrastructure engineering firms based in San Diego, United States97
- Critical infrastructure engineering firms based in Phoenix, United States94
- Critical infrastructure engineering firms based in Belgrade, Serbia93
- Critical infrastructure engineering firms based in Delhi, India93
- Critical infrastructure engineering firms based in Warsaw, Poland93
- Critical infrastructure engineering firms based in Atlanta, United States92
- Critical infrastructure engineering firms based in Denver, United States92
- Critical infrastructure engineering firms based in Fortaleza, Brazil90
- Critical infrastructure engineering firms based in Jaipur, India87
- Critical infrastructure engineering firms based in Orlando, United States87
- Critical infrastructure engineering firms based in Hamburg, Germany86
- Critical infrastructure engineering firms based in Casablanca, Morocco85
- Critical infrastructure engineering firms based in Charlotte, United States85
- Critical infrastructure engineering firms based in Pretoria, South Africa85
- Critical infrastructure engineering firms based in Amman, Jordan83
- Critical infrastructure engineering firms based in Bogota D.C., Colombia82
- Critical infrastructure engineering firms based in Quito, Ecuador81
- Critical infrastructure engineering firms based in Washington, United States81
- Critical infrastructure engineering firms based in Navi Mumbai, India78
- Critical infrastructure engineering firms based in San Francisco, United States78
- Critical infrastructure engineering firms based in Cape Town, South Africa77
- Critical infrastructure engineering firms based in Kuala Lumpur, Malaysia77
- Critical infrastructure engineering firms based in Vitoria, Brazil77
- Critical infrastructure engineering firms based in Doha, Qatar76
- Critical infrastructure engineering firms based in Lyon, France75
- Critical infrastructure engineering firms based in Seattle, United States75
- Critical infrastructure engineering firms based in Florianopolis, Brazil74
- Critical infrastructure engineering firms based in Barranquilla, Colombia73
- Critical infrastructure engineering firms based in Jacksonville, United States73
- Critical infrastructure engineering firms based in Manchester, United Kingdom73
- Critical infrastructure engineering firms based in Vancouver, Canada73
- Critical infrastructure engineering firms based in Beirut, Lebanon71
- Critical infrastructure engineering firms based in Raleigh, United States70
- Critical infrastructure engineering firms based in Portland, United States69
- Critical infrastructure engineering firms based in Kampala, Uganda65
- Critical infrastructure engineering firms based in Barueri, Brazil64
- Critical infrastructure engineering firms based in Dresden, Germany64
- Critical infrastructure engineering firms based in Seville, Spain64
- Critical infrastructure engineering firms based in Vienna, Austria64
- Critical infrastructure engineering firms based in Jakarta, Indonesia63
- Critical infrastructure engineering firms based in Naples, Italy63
- Critical infrastructure engineering firms based in Porto, Portugal63
- Critical infrastructure engineering firms based in Valencia, Spain63
- Critical infrastructure engineering firms based in Zurich, Switzerland62
- Critical infrastructure engineering firms based in Adelaide, Australia61
- Critical infrastructure engineering firms based in Ottawa, Canada59
- Critical infrastructure engineering firms based in Muscat, Oman58
Questions about this company list
What does Exact match mean for critical infrastructure engineering firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many critical infrastructure engineering firms did RevenueBase find worldwide?
The saved snapshot records 78,169 matching company records, 3,529,714 tracked contacts and 983,699 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 critical infrastructure engineering firms worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/critical-infrastructure-engineering-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗