Company lists · Data refreshed September 2026
Top 25 Energy infrastructure firms worldwide
RevenueBase identified 2,918 energy infrastructure firms worldwide as of September 2026 and tracks 472,598 professional contacts across them, including 139,694 with verified work emails and 0 with mobile numbers. The United States is the largest market and Houston the largest hub.
This list covers energy infrastructure firms worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for energy infrastructure firms follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 energy infrastructure firms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 34,095 contacts → | ||||
Strong evidence “Saipem is a global leader in the engineering and construction of major projects for the energy and infrastructure sectors, both offshore and onshore.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 21,622 contacts → | ||||
Strong evidence “We are one of Europe's largest energy companies with the business areas of energy networks, energy infrastructure solutions and energy sales.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 20,135 contacts → | ||||
Partial evidence “McDermott is a premier provider of engineering and construction solutions to the energy industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 15,726 contacts → | ||||
Partial evidence “We are a multinational company reshaping the future of energy and one of the world’s leading integrated electricity operators.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 15,504 contacts → | ||||
Indirect evidence “What if your next career adventure started with ENGIE?” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 13,261 contacts → | ||||
Partial evidence “We are a leading international service provider to the energy industry, with a diverse client portfolio including many of the world’s leading energy companies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 9,458 contacts → | ||||
Partial evidence “Constellation Energy Corporation (Nasdaq: CEG), a Fortune 200 company headquartered in Baltimore, is the nation’s largest producer of reliable, emissions-free energy and a leading…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 9,414 contacts → | ||||
Indirect evidence “Tata Power is one of India’s largest integrated power companies and together with its subsidiaries and jointly controlled entities, has an installed/managed capacity of 14,294 MW.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 9,087 contacts → | ||||
Partial evidence “DTE is one of the largest Fortune 500 diversified energy companies, proudly serving Michigan for over a century.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 8,314 contacts → | ||||
Strong evidence “Kinder Morgan, Inc.(NYSE: KMI) is one of the largest energy infrastructure companies in North America.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 7,045 contacts → | ||||
Indirect evidence “We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 6,518 contacts → | ||||
Partial evidence “Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 6,221 contacts → | ||||
Strong evidence “NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 6,080 contacts → | ||||
Strong evidence “With 50 years of experience, Lamprell is a key player in the global offshore wind and oil & gas markets, delivering high-quality, complex energy infrastructure projects.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 6,009 contacts → | ||||
Partial evidence “As the world demands reliable, low-cost, low-carbon energy, Williams will be there with the best transport, storage and delivery solutions.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 5,298 contacts → | ||||
Partial evidence “Mortenson is a U.S-based, top-25 builder, developer and provider of energy and engineering services committed to helping organizations move their strategies forward.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 4,343 contacts → | ||||
Partial evidence “It's on us to make new energy work.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4,127 contacts → | ||||
Partial evidence “Transforming the UK’s energy system, from power to plug.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 4,117 contacts → | ||||
Partial evidence “From gas fields and power stations to international energy markets, Uniper helps keep energy reliable.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 4,089 contacts → | ||||
Strong evidence “Primoris Services Corporation (NYSE: PRIM) is a leading provider of critical infrastructure services to the utility, energy, and renewables markets throughout the United States…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 4,053 contacts → | ||||
Strong evidence “Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3,700 contacts → | ||||
Partial evidence “GE Vernova is a planned, purpose-built global energy company that includes Power, Wind, and Electrification businesses and is supported by its accelerator businesses of Advanced…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3,513 contacts → | ||||
Indirect evidence “PPL Corporation’s family of companies provide electricity and natural gas to power our customers’ lives.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3,207 contacts → | ||||
Strong evidence “Enerflex is a premier integrated global provider of energy infrastructure and energy transition solutions, deploying natural gas, low-carbon, and treated water solutions – from…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 2,741 contacts → | ||||
Partial evidence “Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: energy infrastructure firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names energy infrastructure firms.
- Partial evidence
- Its own public description names part of energy infrastructure firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name energy infrastructure firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 2,918 energy infrastructure firms worldwide
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Energy infrastructure firms worldwide at a glance
As of Sep 16, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among energy infrastructure firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 21 countries, largest first: the United States, Italy, India, Brazil, Germany, Türkiye, the United Kingdom, France, Canada, Spain and 11 more. Country and city lists for energy infrastructure firms are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “energy infrastructure firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names energy infrastructure firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among energy infrastructure firms, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 139,694 across the full list. 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 September 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Energy infrastructure firms by location
21 lists · largest firstEvery Energy infrastructure firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy infrastructure firms based in the United States879
- Energy infrastructure firms based in Italy223
- Energy infrastructure firms based in India205
- Energy infrastructure firms based in Brazil192
- Energy infrastructure firms based in Germany189
- Energy infrastructure firms based in Türkiye182
- Energy infrastructure firms based in the United Kingdom178
- Energy infrastructure firms based in France113
- Energy infrastructure firms based in Canada102
- Energy infrastructure firms based in Spain94
- Energy infrastructure firms based in Australia82
- Energy infrastructure firms based in Poland82
- Energy infrastructure firms based in the Netherlands80
- Energy infrastructure firms based in Mexico69
- Energy infrastructure firms based in the United Arab Emirates48
- Energy infrastructure firms based in Colombia47
- Energy infrastructure firms based in Czechia35
- Energy infrastructure firms based in Argentina33
- Energy infrastructure firms based in Switzerland33
- Energy infrastructure firms based in Saudi Arabia27
- Energy infrastructure firms based in Portugal25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names energy infrastructure firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many energy infrastructure firms are there worldwide?
RevenueBase identified 2,918 energy infrastructure firms worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Saipem, headquartered in Milan, tops this list with the largest team on record.
Which country has the most energy infrastructure firms?
The United States leads with 879 companies, followed by Italy (223) and India (205). Every energy infrastructure firms list by country and city is linked on this page.
Which city has the most energy infrastructure firms?
Houston leads with 92 headquartered companies, followed by London (48) and Ankara (33).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 139,694 verified decision-maker contacts tracked across these 2,918 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.
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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 Smart Search, 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 energy infrastructure 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 2,918 matching company records for energy infrastructure firms worldwide, with 472,598 tracked contacts and 139,694 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: September 16, 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 energy infrastructure 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 |  Saipemsaipem.comHQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 34,095 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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  e.oneon.comHQ: Essen, GermanyReported employees: 10001+ | Essen, Germany | 10001+ | Exact match | 21,622 contacts → |
“We are one of Europe's largest energy companies with the business areas of energy networks, energy infrastructure solutions and energy sales.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Mcdermott International, LTDmcdermott.comHQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 20,135 contacts → |
“McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Enel Groupenel.comHQ: Rome, ItalyReported employees: 10001+ | Rome, Italy | 10001+ | Exact match | 15,726 contacts → |
“We are a multinational company reshaping the future of energy and one of the world’s leading integrated electricity operators.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  ENGIEengie.comHQ: Paris, FranceReported employees: 10001+ | Paris, France | 10001+ | Exact match | 15,504 contacts → |
“What if your next career adventure started with ENGIE?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Petrofacpetrofac.comHQ: London, United KingdomReported employees: 5,001-10,000 | London, United Kingdom | 5,001-10,000 | Exact match | 13,261 contacts → |
“We are a leading international service provider to the energy industry, with a diverse client portfolio including many of the world’s leading energy companies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Constellationconstellationenergy.comHQ: Baltimore, MD, United StatesReported employees: 10001+ | Baltimore, MD, United States | 10001+ | Exact match | 9,458 contacts → |
“Constellation Energy Corporation (Nasdaq: CEG), a Fortune 200 company headquartered in Baltimore, is the nation’s largest producer of reliable, emissions-free energy and a leading…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Tata Powertatapower.comHQ: Mumbai, IndiaReported employees: 10001+ | Mumbai, India | 10001+ | Exact match | 9,414 contacts → |
“Tata Power is one of India’s largest integrated power companies and together with its subsidiaries and jointly controlled entities, has an installed/managed capacity of 14,294 MW.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  DTE Energydteenergy.comHQ: Detroit, MI, United StatesReported employees: 10001+ | Detroit, MI, United States | 10001+ | Exact match | 9,087 contacts → |
“DTE is one of the largest Fortune 500 diversified energy companies, proudly serving Michigan for over a century.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Kinder Morgan, INCkindermorgan.comHQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 8,314 contacts → |
“Kinder Morgan, Inc.(NYSE: KMI) is one of the largest energy infrastructure companies in North America.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  KENTkentplc.comHQ: Dubai, United Arab EmiratesReported employees: 10001+ | Dubai, United Arab Emirates | 10001+ | Exact match | 7,045 contacts → |
“We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Assystemassystem.comHQ: Courbevoie, FranceReported employees: 5,001-10,000 | Courbevoie, France | 5,001-10,000 | Exact match | 6,518 contacts → |
“Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Nextera Energy Resourcesnexteraenergy.comHQ: Juno Beach, FL, United StatesReported employees: 10001+ | Juno Beach, FL, United States | 10001+ | Exact match | 6,221 contacts → |
“NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Lamprelllamprell.comHQ: Sharjah, United Arab EmiratesReported employees: 5,001-10,000 | Sharjah, United Arab Emirates | 5,001-10,000 | Exact match | 6,080 contacts → |
“With 50 years of experience, Lamprell is a key player in the global offshore wind and oil & gas markets, delivering high-quality, complex energy infrastructure projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Williamswilliams.com HQ: Tulsa, OK, United StatesReported employees: 5,001-10,000 | Tulsa, OK, United States | 5,001-10,000 | Exact match | 6,009 contacts → |
“As the world demands reliable, low-cost, low-carbon energy, Williams will be there with the best transport, storage and delivery solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Mortensonmortenson.comHQ: Minneapolis, MN, United StatesReported employees: 5,001-10,000 | Minneapolis, MN, United States | 5,001-10,000 | Exact match | 5,298 contacts → |
“Mortenson is a U.S-based, top-25 builder, developer and provider of energy and engineering services committed to helping organizations move their strategies forward.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  E.On UKeonenergy.comHQ: Coventry, United KingdomReported employees: 10001+ | Coventry, United Kingdom | 10001+ | Exact match | 4,343 contacts → |
“It's on us to make new energy work.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Scottishpowerscottishpower.comHQ: Glasgow, United KingdomReported employees: 5,001-10,000 | Glasgow, United Kingdom | 5,001-10,000 | Exact match | 4,127 contacts → |
“Transforming the UK’s energy system, from power to plug.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Uniperuniper.energyHQ: Düsseldorf, GermanyReported employees: 5,001-10,000 | Düsseldorf, Germany | 5,001-10,000 | Exact match | 4,117 contacts → |
“From gas fields and power stations to international energy markets, Uniper helps keep energy reliable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Primoris Services Corporationprim.comHQ: Dallas, TX, United StatesReported employees: 10001+ | Dallas, TX, United States | 10001+ | Exact match | 4,089 contacts → |
“Primoris Services Corporation (NYSE: PRIM) is a leading provider of critical infrastructure services to the utility, energy, and renewables markets throughout the United States…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Hubbell Incorporatedhubbell.comHQ: Shelton, CT, United StatesReported employees: 10001+ | Shelton, CT, United States | 10001+ | Exact match | 4,053 contacts → |
“Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Fieldcorefieldcore.comHQ: Atlanta, GA, United StatesReported employees: 10001+ | Atlanta, GA, United States | 10001+ | Exact match | 3,700 contacts → |
“GE Vernova is a planned, purpose-built global energy company that includes Power, Wind, and Electrification businesses and is supported by its accelerator businesses of Advanced…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  PPL Corporationpplweb.comHQ: Allentown, PA, United StatesReported employees: 5,001-10,000 | Allentown, PA, United States | 5,001-10,000 | Exact match | 3,513 contacts → |
“PPL Corporation’s family of companies provide electricity and natural gas to power our customers’ lives.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Enerflex LTDenerflex.comHQ: Calgary, CanadaReported employees: 1,001-5,000 | Calgary, Canada | 1,001-5,000 | Exact match | 3,207 contacts → |
“Enerflex is a premier integrated global provider of energy infrastructure and energy transition solutions, deploying natural gas, low-carbon, and treated water solutions – from…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  FTIfaithtechinc.comHQ: Menasha, WI, United StatesReported employees: 1,001-5,000 | Menasha, WI, United States | 1,001-5,000 | Exact match | 2,741 contacts → |
“Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,918 company matches
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Energy infrastructure firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,903 records in the displayed employee bands.
15 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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: September 16, 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 ↗
Energy infrastructure firms by location
21 lists · largest firstEvery Energy infrastructure firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy infrastructure firms based in the United States879
- Energy infrastructure firms based in Italy223
- Energy infrastructure firms based in India205
- Energy infrastructure firms based in Brazil192
- Energy infrastructure firms based in Germany189
- Energy infrastructure firms based in Türkiye182
- Energy infrastructure firms based in the United Kingdom178
- Energy infrastructure firms based in France113
- Energy infrastructure firms based in Canada102
- Energy infrastructure firms based in Spain94
- Energy infrastructure firms based in Australia82
- Energy infrastructure firms based in Poland82
- Energy infrastructure firms based in the Netherlands80
- Energy infrastructure firms based in Mexico69
- Energy infrastructure firms based in the United Arab Emirates48
- Energy infrastructure firms based in Colombia47
- Energy infrastructure firms based in Czechia35
- Energy infrastructure firms based in Argentina33
- Energy infrastructure firms based in Switzerland33
- Energy infrastructure firms based in Saudi Arabia27
- Energy infrastructure firms based in Portugal25
Questions about this company list
What does Exact match mean for energy infrastructure 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 energy infrastructure firms did RevenueBase find worldwide?
The saved snapshot records 2,918 matching company records, 472,598 tracked contacts and 139,694 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: September 16, 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
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Cite this list
RevenueBase Data Team. Top 25 energy infrastructure firms worldwide. Snapshot: September 16, 2026. https://revenuebase.ai/companies/browse/energy-infrastructure-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 energy infrastructure firms worldwide
RevenueBase records 2,918 matching company records for energy infrastructure firms worldwide, with 472,598 tracked contacts and 139,694 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: September 16, 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 energy infrastructure 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 | Saipemsaipem.com HQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 34,095 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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | e.oneon.com HQ: Essen, GermanyReported employees: 10001+ | Essen, Germany | 10001+ | Exact match | 21,622 contacts → |
“We are one of Europe's largest energy companies with the business areas of energy networks, energy infrastructure solutions and energy sales.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Mcdermott International, LTDmcdermott.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 20,135 contacts → |
“McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Enel Groupenel.com HQ: Rome, ItalyReported employees: 10001+ | Rome, Italy | 10001+ | Exact match | 15,726 contacts → |
“We are a multinational company reshaping the future of energy and one of the world’s leading integrated electricity operators.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | ENGIEengie.com HQ: Paris, FranceReported employees: 10001+ | Paris, France | 10001+ | Exact match | 15,504 contacts → |
“What if your next career adventure started with ENGIE?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Petrofacpetrofac.com HQ: London, United KingdomReported employees: 5,001-10,000 | London, United Kingdom | 5,001-10,000 | Exact match | 13,261 contacts → |
“We are a leading international service provider to the energy industry, with a diverse client portfolio including many of the world’s leading energy companies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Constellationconstellationenergy.com HQ: Baltimore, MD, United StatesReported employees: 10001+ | Baltimore, MD, United States | 10001+ | Exact match | 9,458 contacts → |
“Constellation Energy Corporation (Nasdaq: CEG), a Fortune 200 company headquartered in Baltimore, is the nation’s largest producer of reliable, emissions-free energy and a leading…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Tata Powertatapower.com HQ: Mumbai, IndiaReported employees: 10001+ | Mumbai, India | 10001+ | Exact match | 9,414 contacts → |
“Tata Power is one of India’s largest integrated power companies and together with its subsidiaries and jointly controlled entities, has an installed/managed capacity of 14,294 MW.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | DTE Energydteenergy.com HQ: Detroit, MI, United StatesReported employees: 10001+ | Detroit, MI, United States | 10001+ | Exact match | 9,087 contacts → |
“DTE is one of the largest Fortune 500 diversified energy companies, proudly serving Michigan for over a century.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kinder Morgan, INCkindermorgan.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 8,314 contacts → |
“Kinder Morgan, Inc.(NYSE: KMI) is one of the largest energy infrastructure companies in North America.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | KENTkentplc.com HQ: Dubai, United Arab EmiratesReported employees: 10001+ | Dubai, United Arab Emirates | 10001+ | Exact match | 7,045 contacts → |
“We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Assystemassystem.com HQ: Courbevoie, FranceReported employees: 5,001-10,000 | Courbevoie, France | 5,001-10,000 | Exact match | 6,518 contacts → |
“Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Nextera Energy Resourcesnexteraenergy.com HQ: Juno Beach, FL, United StatesReported employees: 10001+ | Juno Beach, FL, United States | 10001+ | Exact match | 6,221 contacts → |
“NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Lamprelllamprell.com HQ: Sharjah, United Arab EmiratesReported employees: 5,001-10,000 | Sharjah, United Arab Emirates | 5,001-10,000 | Exact match | 6,080 contacts → |
“With 50 years of experience, Lamprell is a key player in the global offshore wind and oil & gas markets, delivering high-quality, complex energy infrastructure projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Williamswilliams.com HQ: Tulsa, OK, United StatesReported employees: 5,001-10,000 | Tulsa, OK, United States | 5,001-10,000 | Exact match | 6,009 contacts → |
“As the world demands reliable, low-cost, low-carbon energy, Williams will be there with the best transport, storage and delivery solutions.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Mortensonmortenson.com HQ: Minneapolis, MN, United StatesReported employees: 5,001-10,000 | Minneapolis, MN, United States | 5,001-10,000 | Exact match | 5,298 contacts → |
“Mortenson is a U.S-based, top-25 builder, developer and provider of energy and engineering services committed to helping organizations move their strategies forward.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | E.On UKeonenergy.com HQ: Coventry, United KingdomReported employees: 10001+ | Coventry, United Kingdom | 10001+ | Exact match | 4,343 contacts → |
“It's on us to make new energy work.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Scottishpowerscottishpower.com HQ: Glasgow, United KingdomReported employees: 5,001-10,000 | Glasgow, United Kingdom | 5,001-10,000 | Exact match | 4,127 contacts → |
“Transforming the UK’s energy system, from power to plug.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Uniperuniper.energy HQ: Düsseldorf, GermanyReported employees: 5,001-10,000 | Düsseldorf, Germany | 5,001-10,000 | Exact match | 4,117 contacts → |
“From gas fields and power stations to international energy markets, Uniper helps keep energy reliable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Primoris Services Corporationprim.com HQ: Dallas, TX, United StatesReported employees: 10001+ | Dallas, TX, United States | 10001+ | Exact match | 4,089 contacts → |
“Primoris Services Corporation (NYSE: PRIM) is a leading provider of critical infrastructure services to the utility, energy, and renewables markets throughout the United States…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Hubbell Incorporatedhubbell.com HQ: Shelton, CT, United StatesReported employees: 10001+ | Shelton, CT, United States | 10001+ | Exact match | 4,053 contacts → |
“Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Fieldcorefieldcore.com HQ: Atlanta, GA, United StatesReported employees: 10001+ | Atlanta, GA, United States | 10001+ | Exact match | 3,700 contacts → |
“GE Vernova is a planned, purpose-built global energy company that includes Power, Wind, and Electrification businesses and is supported by its accelerator businesses of Advanced…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | PPL Corporationpplweb.com HQ: Allentown, PA, United StatesReported employees: 5,001-10,000 | Allentown, PA, United States | 5,001-10,000 | Exact match | 3,513 contacts → |
“PPL Corporation’s family of companies provide electricity and natural gas to power our customers’ lives.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Enerflex LTDenerflex.com HQ: Calgary, CanadaReported employees: 1,001-5,000 | Calgary, Canada | 1,001-5,000 | Exact match | 3,207 contacts → |
“Enerflex is a premier integrated global provider of energy infrastructure and energy transition solutions, deploying natural gas, low-carbon, and treated water solutions – from…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | FTIfaithtechinc.com HQ: Menasha, WI, United StatesReported employees: 1,001-5,000 | Menasha, WI, United States | 1,001-5,000 | Exact match | 2,741 contacts → |
“Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Energy infrastructure firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,903 records in the displayed employee bands.
15 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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: September 16, 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 ↗
Energy infrastructure firms by location
21 lists · largest firstEvery Energy infrastructure firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy infrastructure firms based in the United States879
- Energy infrastructure firms based in Italy223
- Energy infrastructure firms based in India205
- Energy infrastructure firms based in Brazil192
- Energy infrastructure firms based in Germany189
- Energy infrastructure firms based in Türkiye182
- Energy infrastructure firms based in the United Kingdom178
- Energy infrastructure firms based in France113
- Energy infrastructure firms based in Canada102
- Energy infrastructure firms based in Spain94
- Energy infrastructure firms based in Australia82
- Energy infrastructure firms based in Poland82
- Energy infrastructure firms based in the Netherlands80
- Energy infrastructure firms based in Mexico69
- Energy infrastructure firms based in the United Arab Emirates48
- Energy infrastructure firms based in Colombia47
- Energy infrastructure firms based in Czechia35
- Energy infrastructure firms based in Argentina33
- Energy infrastructure firms based in Switzerland33
- Energy infrastructure firms based in Saudi Arabia27
- Energy infrastructure firms based in Portugal25
Questions about this company list
What does Exact match mean for energy infrastructure 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 energy infrastructure firms did RevenueBase find worldwide?
The saved snapshot records 2,918 matching company records, 472,598 tracked contacts and 139,694 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: September 16, 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
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Cite this list
RevenueBase Data Team. Top 25 energy infrastructure firms worldwide. Snapshot: September 16, 2026. https://revenuebase.ai/companies/browse/energy-infrastructure-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗