Company lists · Data refreshed September 2026
Top 25 Security engineering firms worldwide
RevenueBase identified 13,164 company matches for security engineering firms worldwide as of September 2026 and tracks 160,932 professional contacts across them, including 42,498 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for security 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 September 29, 2026. Country and city lists for security 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 security engineering firms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 12,771 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 5,707 contacts → | ||||
Exact match “Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 2,222 contacts → | ||||
Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 1,378 contacts → | ||||
Exact match “We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 1,232 contacts → | ||||
Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 1,050 contacts → | ||||
Exact match “Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 1,041 contacts → | ||||
Exact match “A lo largo de 30 años, hemos incursionado y evolucionado en distintas áreas atendiendo en el continente americano a clientes privados, corporativos y sector gobierno.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 1,007 contacts → | ||||
Exact match “La proposition de valeur d'Onet dans la sécurité se fonde sur - son expertise sécurité et sa capacité à analyser les besoins et risques propres à ses clients- sa parfaite maîtrise…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 763 contacts → | ||||
Exact match “With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 659 contacts → | ||||
Exact match “comienzos de 1989 se funda SABICO SEGURIDAD S.A, estando inscrita en el Registro de Empresas de Seguridad con el nº 1731.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 641 contacts → | ||||
Exact match “At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 639 contacts → | ||||
Exact match “I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 629 contacts → | ||||
Exact match “Telos Corporation (NASDAQ: TLS) empowers and protects the world’s most security-conscious organizations with efficient, adaptable, and secure solutions that safeguard people…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 525 contacts → | ||||
Exact match “Protection is Paramount!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 523 contacts → | ||||
Exact match “UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program, finding what's vulnerable, stopping…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 502 contacts → | ||||
Exact match “SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 477 contacts → | ||||
Exact match “SURE Global Technology is considered as one of the leading Saudi IT companies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 473 contacts → | ||||
Exact match “At Aujas Cybersecurity, we specialize in building and transforming cybersecurity postures to help businesses effectively mitigate risks.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 399 contacts → | ||||
Exact match “A SAFEWAY empresa que integra a plataforma de cibersegurança do Grupo Stefanini se une a Protega.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 398 contacts → | ||||
Exact match “ACPL Systems is a pure-play cybersecurity services company focused on helping organisations translate security investments into measurable outcomes.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 392 contacts → | ||||
Exact match “Kudelski Security is a premier cybersecurity solutions provider, working with the most security-conscious organizations in Europe and across the United States.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 374 contacts → | ||||
Exact match “At Resillion, we're more than just a global leader in quality engineering, testing, and cyber security – we're your dedicated partner from the start of your project to its…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 365 contacts → | ||||
Exact match “Welcome to IBN Technologies, LLC, Your Trusted Partner in Cybersecurity, Cloud, and Finance Solutions With 26+ years of expertise, IBN Technologies leads in delivering integrated…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 363 contacts → | ||||
Exact match “eSec Forte® Technologies is a CMMi Level 3 certified Global Consulting and IT Security Services company with offerings across Cloud Security, Cyber Forensics, Malware Detection…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 360 contacts → | ||||
Exact match “NSR is an Italian Computer Engineering company with private capital.” Recorded in the RevenueBase company graph · Sep 29, 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 “security 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 13,164 security engineering firms worldwide
See the full list, filter by size, metro and specialty, and access 42,498 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Security engineering firms worldwide at a glance
As of Sep 29, 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 security engineering firms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “security 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 42,498 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 September 29, 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.
Security engineering firms by location
94 lists · largest firstEvery Security engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security engineering firms based in the United States3,199
- Security engineering firms based in India917
- Security engineering firms based in the United Kingdom745
- Security engineering firms based in Brazil486
- Security engineering firms based in France441
- Security engineering firms based in Germany440
- Security engineering firms based in Canada403
- Security engineering firms based in Australia354
- Security engineering firms based in the Netherlands244
- Security engineering firms based in Spain223
- Security engineering firms based in Italy206
- Security engineering firms based in the United Arab Emirates176
- Security engineering firms based in Mexico173
- Security engineering firms based in South Africa137
- Security engineering firms based in Türkiye134
- Security engineering firms based in Switzerland125
- Security engineering firms based in Colombia118
- Security engineering firms based in Belgium116
- Security engineering firms based in Poland115
- Security engineering firms based in Sweden111
- Security engineering firms based in Israel110
- Security engineering firms based in Chile103
- Security engineering firms based in Argentina95
- Security engineering firms based in Pakistan89
- Security engineering firms based in Indonesia67
- Security engineering firms based in Saudi Arabia67
- Security engineering firms based in Singapore66
- Security engineering firms based in Peru63
- Security engineering firms based in Romania55
- Security engineering firms based in Morocco52
- Security engineering firms based in Czechia51
- Security engineering firms based in Portugal51
- Security engineering firms based in New Zealand50
- Security engineering firms based in Austria49
- Security engineering firms based in Egypt47
- Security engineering firms based in Malaysia45
- Security engineering firms based in Greece43
- Security engineering firms based in Denmark41
- Security engineering firms based in Hungary41
- Security engineering firms based in Ecuador40
- Security engineering firms based in Kenya38
- Security engineering firms based in Ukraine32
- Security engineering firms based in Ireland31
- Security engineering firms based in Qatar28
Cities
- Security engineering firms based in London, United Kingdom237
- Security engineering firms based in Sao Paulo, Brazil152
- Security engineering firms based in Paris, France114
- Security engineering firms based in Bangalore, India113
- Security engineering firms based in Toronto, Canada106
- Security engineering firms based in Dubai, United Arab Emirates98
- Security engineering firms based in Hyderabad, India73
- Security engineering firms based in New York, United States73
- Security engineering firms based in Melbourne, Australia70
- Security engineering firms based in Pune, India70
- Security engineering firms based in Sydney, Australia70
- Security engineering firms based in Atlanta, United States61
- Security engineering firms based in Singapore, Singapore60
- Security engineering firms based in Houston, United States56
- Security engineering firms based in Washington, United States55
- Security engineering firms based in Mumbai, India54
- Security engineering firms based in Chennai, India53
- Security engineering firms based in Madrid, Spain52
- Security engineering firms based in New Delhi, India52
- Security engineering firms based in San Francisco, United States52
- Security engineering firms based in Miami, United States49
- Security engineering firms based in Austin, United States47
- Security engineering firms based in Stockholm, Sweden47
- Security engineering firms based in Noida, India42
- Security engineering firms based in Ahmedabad, India40
- Security engineering firms based in Chicago, United States40
- Security engineering firms based in Los Angeles, United States39
- Security engineering firms based in Ottawa, Canada39
- Security engineering firms based in Riyadh, Saudi Arabia39
- Security engineering firms based in Tampa, United States39
- Security engineering firms based in Bogota, Colombia37
- Security engineering firms based in Columbia, United States36
- Security engineering firms based in Dallas, United States36
- Security engineering firms based in Rio De Janeiro, Brazil36
- Security engineering firms based in Berlin, Germany34
- Security engineering firms based in Johannesburg, South Africa34
- Security engineering firms based in Nairobi, Kenya34
- Security engineering firms based in San Diego, United States33
- Security engineering firms based in Tel Aviv, Israel32
- Security engineering firms based in Belo Horizonte, Brazil31
- Security engineering firms based in Calgary, Canada31
- Security engineering firms based in Denver, United States30
- Security engineering firms based in Barcelona, Spain29
- Security engineering firms based in Alexandria, United States28
- Security engineering firms based in San Antonio, United States28
- Security engineering firms based in Arlington, United States27
- Security engineering firms based in Warsaw, Poland27
- Security engineering firms based in Delhi, India26
- Security engineering firms based in Amsterdam, Netherlands25
- Security engineering firms based in Canberra, Australia25
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 “security engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security engineering firms are there worldwide?
RevenueBase identified 13,164 company matches for security engineering firms worldwide as of September 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?
Private Sector tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most security engineering firms?
The United States leads with 3,199 companies, followed by India (917) and the United Kingdom (745). Every security engineering firms list by country and city is linked on this page.
Which city has the most security engineering firms?
London leads with 240 company records, followed by Sao Paulo (152) and Paris (115).
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 42,498 professional contacts with verified work emails tracked across these 13,164 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 September 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 13,164 security engineering firms worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
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 security 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 13,164 matching company records for security engineering firms worldwide, with 160,932 tracked contacts and 42,498 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 29, 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 security 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 | Private Sectorlockervault.com HQ: United StatesReported employees: Not recorded | United States | Not recorded | Exact match | 12,771 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 |  Convergintconvergint.comHQ: Hoffman Estates, IL, United StatesReported employees: 10001+ | Hoffman Estates, IL, United States | 10001+ | Exact match | 5,707 contacts → |
“Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  OPTIVoptiv.comHQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Site سايتsite.saHQ: Al Nakheel, Saudi ArabiaReported employees: 501-1,000 | Al Nakheel, Saudi Arabia | 501-1,000 | Exact match | 1,378 contacts → |
“We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Guidepoint Securityguidepointsecurity.comHQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,232 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Brosnan Risk Consultantsbrosnanrisk.comHQ: Pearl River, NY, United StatesReported employees: 5,001-10,000 | Pearl River, NY, United States | 5,001-10,000 | Exact match | 1,050 contacts → |
“Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Seguritechseguritech.comHQ: Ciudad De Mexico, MexicoReported employees: 1,001-5,000 | Ciudad De Mexico, Mexico | 1,001-5,000 | Exact match | 1,041 contacts → |
“A lo largo de 30 años, hemos incursionado y evolucionado en distintas áreas atendiendo en el continente americano a clientes privados, corporativos y sector gobierno.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Onet Sécuritéonet.frHQ: Marseille, FranceReported employees: 10001+ | Marseille, France | 10001+ | Exact match | 1,007 contacts → |
“La proposition de valeur d'Onet dans la sécurité se fonde sur - son expertise sécurité et sa capacité à analyser les besoins et risques propres à ses clients- sa parfaite maîtrise…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Softcell Technologies Global Pvt. LTDsoftcell.comHQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 763 contacts → |
“With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sabico Seguridadsabico.com HQ: SpainReported employees: 1,001-5,000 | Spain | 1,001-5,000 | Exact match | 659 contacts → |
“comienzos de 1989 se funda SABICO SEGURIDAD S.A, estando inscrita en el Registro de Empresas de Seguridad con el nº 1731.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Network Intelligencenetworkintelligence.aiHQ: Plano, TX, United StatesReported employees: 501-1,000 | Plano, TX, United States | 501-1,000 | Exact match | 641 contacts → |
“At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  I-Tracingi-tracing.comHQ: Courbevoie, FranceReported employees: 1,001-5,000 | Courbevoie, France | 1,001-5,000 | Exact match | 639 contacts → |
“I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Telos Corporationtelos.comHQ: Ashburn, VA, United StatesReported employees: 501-1,000 | Ashburn, VA, United States | 501-1,000 | Exact match | 629 contacts → |
“Telos Corporation (NASDAQ: TLS) empowers and protects the world’s most security-conscious organizations with efficient, adaptable, and secure solutions that safeguard people…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Paramount Computer Systemsparamountassure.comHQ: Dubai, United Arab EmiratesReported employees: 201-500 | Dubai, United Arab Emirates | 201-500 | Exact match | 525 contacts → |
“Protection is Paramount!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ultraviolet Cyberuvcyber.comHQ: Mclean, VA, United StatesReported employees: 501-1,000 | Mclean, VA, United States | 501-1,000 | Exact match | 523 contacts → |
“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program, finding what's vulnerable, stopping…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Securityhqsecurityhq.comHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 502 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Sure Global Technologysure.com.saHQ: Riaydh, Saudi ArabiaReported employees: 201-500 | Riaydh, Saudi Arabia | 201-500 | Exact match | 477 contacts → |
“SURE Global Technology is considered as one of the leading Saudi IT companies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Aujas Cybersecurityaujas.comHQ: Cupertino, CA, United StatesReported employees: 1,001-5,000 | Cupertino, CA, United States | 1,001-5,000 | Exact match | 473 contacts → |
“At Aujas Cybersecurity, we specialize in building and transforming cybersecurity postures to help businesses effectively mitigate risks.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Safewaysafewayconsultoria.comHQ: Sao Paulo, BrazilReported employees: 201-500 | Sao Paulo, Brazil | 201-500 | Exact match | 399 contacts → |
“A SAFEWAY empresa que integra a plataforma de cibersegurança do Grupo Stefanini se une a Protega.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Acpl Systemsacpl.comHQ: Gurgaon, IndiaReported employees: 201-500 | Gurgaon, India | 201-500 | Exact match | 398 contacts → |
“ACPL Systems is a pure-play cybersecurity services company focused on helping organisations translate security investments into measurable outcomes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Kudelski Securitykudelskisecurity.comHQ: Cheseaux, United StatesReported employees: 201-500 | Cheseaux, United States | 201-500 | Exact match | 392 contacts → |
“Kudelski Security is a premier cybersecurity solutions provider, working with the most security-conscious organizations in Europe and across the United States.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Resillionresillion.comHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 374 contacts → |
“At Resillion, we're more than just a global leader in quality engineering, testing, and cyber security – we're your dedicated partner from the start of your project to its…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  IBN Technologiesibntech.comHQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 365 contacts → |
“Welcome to IBN Technologies, LLC, Your Trusted Partner in Cybersecurity, Cloud, and Finance Solutions With 26+ years of expertise, IBN Technologies leads in delivering integrated…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Esec Forte Technologiesesecforte.comHQ: Gurugram, IndiaReported employees: 201-500 | Gurugram, India | 201-500 | Exact match | 363 contacts → |
“eSec Forte® Technologies is a CMMi Level 3 certified Global Consulting and IT Security Services company with offerings across Cloud Security, Cyber Forensics, Malware Detection…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  NSR Datasecuritynsr.itHQ: Fiumicino, ItalyReported employees: 51-200 | Fiumicino, Italy | 51-200 | Exact match | 360 contacts → |
“NSR is an Italian Computer Engineering company with private capital.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 13,164 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Security engineering firms: dataset insights
September 29, 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
13,134 records in the displayed employee bands.
30 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 13,164 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: September 29, 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 ↗
Security engineering firms by location
94 lists · largest firstEvery Security engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security engineering firms based in the United States3,199
- Security engineering firms based in India917
- Security engineering firms based in the United Kingdom745
- Security engineering firms based in Brazil486
- Security engineering firms based in France441
- Security engineering firms based in Germany440
- Security engineering firms based in Canada403
- Security engineering firms based in Australia354
- Security engineering firms based in the Netherlands244
- Security engineering firms based in Spain223
- Security engineering firms based in Italy206
- Security engineering firms based in the United Arab Emirates176
- Security engineering firms based in Mexico173
- Security engineering firms based in South Africa137
- Security engineering firms based in Türkiye134
- Security engineering firms based in Switzerland125
- Security engineering firms based in Colombia118
- Security engineering firms based in Belgium116
- Security engineering firms based in Poland115
- Security engineering firms based in Sweden111
- Security engineering firms based in Israel110
- Security engineering firms based in Chile103
- Security engineering firms based in Argentina95
- Security engineering firms based in Pakistan89
- Security engineering firms based in Indonesia67
- Security engineering firms based in Saudi Arabia67
- Security engineering firms based in Singapore66
- Security engineering firms based in Peru63
- Security engineering firms based in Romania55
- Security engineering firms based in Morocco52
- Security engineering firms based in Czechia51
- Security engineering firms based in Portugal51
- Security engineering firms based in New Zealand50
- Security engineering firms based in Austria49
- Security engineering firms based in Egypt47
- Security engineering firms based in Malaysia45
- Security engineering firms based in Greece43
- Security engineering firms based in Denmark41
- Security engineering firms based in Hungary41
- Security engineering firms based in Ecuador40
- Security engineering firms based in Kenya38
- Security engineering firms based in Ukraine32
- Security engineering firms based in Ireland31
- Security engineering firms based in Qatar28
Cities
- Security engineering firms based in London, United Kingdom237
- Security engineering firms based in Sao Paulo, Brazil152
- Security engineering firms based in Paris, France114
- Security engineering firms based in Bangalore, India113
- Security engineering firms based in Toronto, Canada106
- Security engineering firms based in Dubai, United Arab Emirates98
- Security engineering firms based in Hyderabad, India73
- Security engineering firms based in New York, United States73
- Security engineering firms based in Melbourne, Australia70
- Security engineering firms based in Pune, India70
- Security engineering firms based in Sydney, Australia70
- Security engineering firms based in Atlanta, United States61
- Security engineering firms based in Singapore, Singapore60
- Security engineering firms based in Houston, United States56
- Security engineering firms based in Washington, United States55
- Security engineering firms based in Mumbai, India54
- Security engineering firms based in Chennai, India53
- Security engineering firms based in Madrid, Spain52
- Security engineering firms based in New Delhi, India52
- Security engineering firms based in San Francisco, United States52
- Security engineering firms based in Miami, United States49
- Security engineering firms based in Austin, United States47
- Security engineering firms based in Stockholm, Sweden47
- Security engineering firms based in Noida, India42
- Security engineering firms based in Ahmedabad, India40
- Security engineering firms based in Chicago, United States40
- Security engineering firms based in Los Angeles, United States39
- Security engineering firms based in Ottawa, Canada39
- Security engineering firms based in Riyadh, Saudi Arabia39
- Security engineering firms based in Tampa, United States39
- Security engineering firms based in Bogota, Colombia37
- Security engineering firms based in Columbia, United States36
- Security engineering firms based in Dallas, United States36
- Security engineering firms based in Rio De Janeiro, Brazil36
- Security engineering firms based in Berlin, Germany34
- Security engineering firms based in Johannesburg, South Africa34
- Security engineering firms based in Nairobi, Kenya34
- Security engineering firms based in San Diego, United States33
- Security engineering firms based in Tel Aviv, Israel32
- Security engineering firms based in Belo Horizonte, Brazil31
- Security engineering firms based in Calgary, Canada31
- Security engineering firms based in Denver, United States30
- Security engineering firms based in Barcelona, Spain29
- Security engineering firms based in Alexandria, United States28
- Security engineering firms based in San Antonio, United States28
- Security engineering firms based in Arlington, United States27
- Security engineering firms based in Warsaw, Poland27
- Security engineering firms based in Delhi, India26
- Security engineering firms based in Amsterdam, Netherlands25
- Security engineering firms based in Canberra, Australia25
Questions about this company list
What does Exact match mean for security 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 security engineering firms did RevenueBase find worldwide?
The saved snapshot records 13,164 matching company records, 160,932 tracked contacts and 42,498 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 29, 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 security engineering firms worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/security-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 security engineering firms worldwide
RevenueBase records 13,164 matching company records for security engineering firms worldwide, with 160,932 tracked contacts and 42,498 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 29, 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 security 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 | Private Sectorlockervault.com HQ: United StatesReported employees: Not recorded | United States | Not recorded | Exact match | 12,771 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | Convergintconvergint.com HQ: Hoffman Estates, IL, United StatesReported employees: 10001+ | Hoffman Estates, IL, United States | 10001+ | Exact match | 5,707 contacts → |
“Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | OPTIVoptiv.com HQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Site سايتsite.sa HQ: Al Nakheel, Saudi ArabiaReported employees: 501-1,000 | Al Nakheel, Saudi Arabia | 501-1,000 | Exact match | 1,378 contacts → |
“We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Guidepoint Securityguidepointsecurity.com HQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,232 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brosnan Risk Consultantsbrosnanrisk.com HQ: Pearl River, NY, United StatesReported employees: 5,001-10,000 | Pearl River, NY, United States | 5,001-10,000 | Exact match | 1,050 contacts → |
“Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Seguritechseguritech.com HQ: Ciudad De Mexico, MexicoReported employees: 1,001-5,000 | Ciudad De Mexico, Mexico | 1,001-5,000 | Exact match | 1,041 contacts → |
“A lo largo de 30 años, hemos incursionado y evolucionado en distintas áreas atendiendo en el continente americano a clientes privados, corporativos y sector gobierno.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Onet Sécuritéonet.fr HQ: Marseille, FranceReported employees: 10001+ | Marseille, France | 10001+ | Exact match | 1,007 contacts → |
“La proposition de valeur d'Onet dans la sécurité se fonde sur - son expertise sécurité et sa capacité à analyser les besoins et risques propres à ses clients- sa parfaite maîtrise…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Softcell Technologies Global Pvt. LTDsoftcell.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 763 contacts → |
“With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sabico Seguridadsabico.com HQ: SpainReported employees: 1,001-5,000 | Spain | 1,001-5,000 | Exact match | 659 contacts → |
“comienzos de 1989 se funda SABICO SEGURIDAD S.A, estando inscrita en el Registro de Empresas de Seguridad con el nº 1731.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Network Intelligencenetworkintelligence.ai HQ: Plano, TX, United StatesReported employees: 501-1,000 | Plano, TX, United States | 501-1,000 | Exact match | 641 contacts → |
“At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | I-Tracingi-tracing.com HQ: Courbevoie, FranceReported employees: 1,001-5,000 | Courbevoie, France | 1,001-5,000 | Exact match | 639 contacts → |
“I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Telos Corporationtelos.com HQ: Ashburn, VA, United StatesReported employees: 501-1,000 | Ashburn, VA, United States | 501-1,000 | Exact match | 629 contacts → |
“Telos Corporation (NASDAQ: TLS) empowers and protects the world’s most security-conscious organizations with efficient, adaptable, and secure solutions that safeguard people…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Paramount Computer Systemsparamountassure.com HQ: Dubai, United Arab EmiratesReported employees: 201-500 | Dubai, United Arab Emirates | 201-500 | Exact match | 525 contacts → |
“Protection is Paramount!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ultraviolet Cyberuvcyber.com HQ: Mclean, VA, United StatesReported employees: 501-1,000 | Mclean, VA, United States | 501-1,000 | Exact match | 523 contacts → |
“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program, finding what's vulnerable, stopping…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Securityhqsecurityhq.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 502 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Sure Global Technologysure.com.sa HQ: Riaydh, Saudi ArabiaReported employees: 201-500 | Riaydh, Saudi Arabia | 201-500 | Exact match | 477 contacts → |
“SURE Global Technology is considered as one of the leading Saudi IT companies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Aujas Cybersecurityaujas.com HQ: Cupertino, CA, United StatesReported employees: 1,001-5,000 | Cupertino, CA, United States | 1,001-5,000 | Exact match | 473 contacts → |
“At Aujas Cybersecurity, we specialize in building and transforming cybersecurity postures to help businesses effectively mitigate risks.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Safewaysafewayconsultoria.com HQ: Sao Paulo, BrazilReported employees: 201-500 | Sao Paulo, Brazil | 201-500 | Exact match | 399 contacts → |
“A SAFEWAY empresa que integra a plataforma de cibersegurança do Grupo Stefanini se une a Protega.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Acpl Systemsacpl.com HQ: Gurgaon, IndiaReported employees: 201-500 | Gurgaon, India | 201-500 | Exact match | 398 contacts → |
“ACPL Systems is a pure-play cybersecurity services company focused on helping organisations translate security investments into measurable outcomes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Kudelski Securitykudelskisecurity.com HQ: Cheseaux, United StatesReported employees: 201-500 | Cheseaux, United States | 201-500 | Exact match | 392 contacts → |
“Kudelski Security is a premier cybersecurity solutions provider, working with the most security-conscious organizations in Europe and across the United States.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Resillionresillion.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 374 contacts → |
“At Resillion, we're more than just a global leader in quality engineering, testing, and cyber security – we're your dedicated partner from the start of your project to its…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | IBN Technologiesibntech.com HQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 365 contacts → |
“Welcome to IBN Technologies, LLC, Your Trusted Partner in Cybersecurity, Cloud, and Finance Solutions With 26+ years of expertise, IBN Technologies leads in delivering integrated…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Esec Forte Technologiesesecforte.com HQ: Gurugram, IndiaReported employees: 201-500 | Gurugram, India | 201-500 | Exact match | 363 contacts → |
“eSec Forte® Technologies is a CMMi Level 3 certified Global Consulting and IT Security Services company with offerings across Cloud Security, Cyber Forensics, Malware Detection…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | NSR Datasecuritynsr.it HQ: Fiumicino, ItalyReported employees: 51-200 | Fiumicino, Italy | 51-200 | Exact match | 360 contacts → |
“NSR is an Italian Computer Engineering company with private capital.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 13,164 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Security engineering firms: dataset insights
September 29, 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
13,134 records in the displayed employee bands.
30 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 13,164 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: September 29, 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 ↗
Security engineering firms by location
94 lists · largest firstEvery Security engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security engineering firms based in the United States3,199
- Security engineering firms based in India917
- Security engineering firms based in the United Kingdom745
- Security engineering firms based in Brazil486
- Security engineering firms based in France441
- Security engineering firms based in Germany440
- Security engineering firms based in Canada403
- Security engineering firms based in Australia354
- Security engineering firms based in the Netherlands244
- Security engineering firms based in Spain223
- Security engineering firms based in Italy206
- Security engineering firms based in the United Arab Emirates176
- Security engineering firms based in Mexico173
- Security engineering firms based in South Africa137
- Security engineering firms based in Türkiye134
- Security engineering firms based in Switzerland125
- Security engineering firms based in Colombia118
- Security engineering firms based in Belgium116
- Security engineering firms based in Poland115
- Security engineering firms based in Sweden111
- Security engineering firms based in Israel110
- Security engineering firms based in Chile103
- Security engineering firms based in Argentina95
- Security engineering firms based in Pakistan89
- Security engineering firms based in Indonesia67
- Security engineering firms based in Saudi Arabia67
- Security engineering firms based in Singapore66
- Security engineering firms based in Peru63
- Security engineering firms based in Romania55
- Security engineering firms based in Morocco52
- Security engineering firms based in Czechia51
- Security engineering firms based in Portugal51
- Security engineering firms based in New Zealand50
- Security engineering firms based in Austria49
- Security engineering firms based in Egypt47
- Security engineering firms based in Malaysia45
- Security engineering firms based in Greece43
- Security engineering firms based in Denmark41
- Security engineering firms based in Hungary41
- Security engineering firms based in Ecuador40
- Security engineering firms based in Kenya38
- Security engineering firms based in Ukraine32
- Security engineering firms based in Ireland31
- Security engineering firms based in Qatar28
Cities
- Security engineering firms based in London, United Kingdom237
- Security engineering firms based in Sao Paulo, Brazil152
- Security engineering firms based in Paris, France114
- Security engineering firms based in Bangalore, India113
- Security engineering firms based in Toronto, Canada106
- Security engineering firms based in Dubai, United Arab Emirates98
- Security engineering firms based in Hyderabad, India73
- Security engineering firms based in New York, United States73
- Security engineering firms based in Melbourne, Australia70
- Security engineering firms based in Pune, India70
- Security engineering firms based in Sydney, Australia70
- Security engineering firms based in Atlanta, United States61
- Security engineering firms based in Singapore, Singapore60
- Security engineering firms based in Houston, United States56
- Security engineering firms based in Washington, United States55
- Security engineering firms based in Mumbai, India54
- Security engineering firms based in Chennai, India53
- Security engineering firms based in Madrid, Spain52
- Security engineering firms based in New Delhi, India52
- Security engineering firms based in San Francisco, United States52
- Security engineering firms based in Miami, United States49
- Security engineering firms based in Austin, United States47
- Security engineering firms based in Stockholm, Sweden47
- Security engineering firms based in Noida, India42
- Security engineering firms based in Ahmedabad, India40
- Security engineering firms based in Chicago, United States40
- Security engineering firms based in Los Angeles, United States39
- Security engineering firms based in Ottawa, Canada39
- Security engineering firms based in Riyadh, Saudi Arabia39
- Security engineering firms based in Tampa, United States39
- Security engineering firms based in Bogota, Colombia37
- Security engineering firms based in Columbia, United States36
- Security engineering firms based in Dallas, United States36
- Security engineering firms based in Rio De Janeiro, Brazil36
- Security engineering firms based in Berlin, Germany34
- Security engineering firms based in Johannesburg, South Africa34
- Security engineering firms based in Nairobi, Kenya34
- Security engineering firms based in San Diego, United States33
- Security engineering firms based in Tel Aviv, Israel32
- Security engineering firms based in Belo Horizonte, Brazil31
- Security engineering firms based in Calgary, Canada31
- Security engineering firms based in Denver, United States30
- Security engineering firms based in Barcelona, Spain29
- Security engineering firms based in Alexandria, United States28
- Security engineering firms based in San Antonio, United States28
- Security engineering firms based in Arlington, United States27
- Security engineering firms based in Warsaw, Poland27
- Security engineering firms based in Delhi, India26
- Security engineering firms based in Amsterdam, Netherlands25
- Security engineering firms based in Canberra, Australia25
Questions about this company list
What does Exact match mean for security 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 security engineering firms did RevenueBase find worldwide?
The saved snapshot records 13,164 matching company records, 160,932 tracked contacts and 42,498 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 29, 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 security engineering firms worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/security-engineering-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗