Company lists · Data refreshed November 2026
Top 25 Security assessment companies worldwide
RevenueBase identified 11,068 company matches for security assessment companies worldwide as of November 2026 and tracks 135,553 professional contacts across them, including 27,965 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for security assessment companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for security assessment companies 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 assessment companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 13,149 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 2 | 1,928 contacts → | ||||
Exact match “Paragon Systems employs over 10,500 professionals in specialized operations providing security, fire, investigations, inspections, cybersecurity, risk management, and mission…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 3 | 1,346 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 4 | 1,186 contacts → | ||||
Exact match “Securitas Critical Infrastructure Services, Inc.(SCIS) is a provider of specialized security and fire services to the highly regulated Nuclear, Aerospace, Defense, Energy, and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 5 | 1,080 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 6 | 859 contacts → | ||||
Exact match “Securitas AS er det største og eldste sikkerhetsselskapet i Norge.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 7 | 822 contacts → | ||||
Exact match “India's #1 Integrated Examination Security & Surveillance Solutions provider.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 8 | 782 contacts → | ||||
Exact match “Get a free, powerful security assessment with personalised recommendations, the same analysis that costs from IT Consultancies.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 9 | 779 contacts → | ||||
Exact match “Established in 1983 and incorporated in 1986, Amalgamated Security Services Limited is a reputable company that provides a variety of security services to its clientele which…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 10 | 756 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 11 | 733 contacts → | ||||
Exact match “Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 12 | 697 contacts → | ||||
Exact match “Professional Security Consultants, Inc.(PSC) is a world-class provider of security guard services, patrol, investigations, backgrounds, consulting, security screening & specialty…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 13 | 693 contacts → | ||||
Exact match “The Synack Red Team is a private freelance security research team that spans 6 continents and over 80 countries.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 14 | 658 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 15 | 585 contacts → | ||||
Exact match “Security Alliance is a highly experienced provider of security solutions for private and business environments.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 16 | 581 contacts → | ||||
Exact match “Esparta Seguranca Ltda is a company based out of Brazil.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 17 | 553 contacts → | ||||
Exact match “Protection is Paramount!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 18 | 545 contacts → | ||||
Exact match “BM Security was founded by the late senior assistant commissioner of Police Bob Morgan in 1984.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 19 | 514 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 20 | 472 contacts → | ||||
Exact match “CPX is redefining how nations and industries secure their future.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 21 | 413 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 22 | 408 contacts → | ||||
Exact match “Created in 2007, Amarante is one of Europe’s leading security providers.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 23 | 392 contacts → | ||||
Exact match “Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 24 | 385 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 25 | 377 contacts → | ||||
Exact match “Compañía líder a nivel nacional en Seguridad Privada, especializada en seguridad de obras civiles, centros comerciales, unidades residenciales, aeropuertos y otros sectores.” Recorded in the RevenueBase company graph · Nov 5, 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 assessment companies”. 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 11,068 security assessment companies worldwide
See the full list, filter by size, metro and specialty, and access 27,965 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Security assessment companies worldwide at a glance
As of Nov 5, 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 assessment companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “security assessment companies” 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 27,965 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 5, 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 assessment companies by location
85 lists · largest firstEvery Security assessment companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security assessment companies based in the United States2,507
- Security assessment companies based in India974
- Security assessment companies based in the United Kingdom791
- Security assessment companies based in France339
- Security assessment companies based in Brazil324
- Security assessment companies based in Australia311
- Security assessment companies based in Canada301
- Security assessment companies based in Germany289
- Security assessment companies based in the Netherlands215
- Security assessment companies based in Spain140
- Security assessment companies based in South Africa134
- Security assessment companies based in the United Arab Emirates134
- Security assessment companies based in Italy123
- Security assessment companies based in Mexico116
- Security assessment companies based in Israel104
- Security assessment companies based in Türkiye104
- Security assessment companies based in Poland96
- Security assessment companies based in Switzerland89
- Security assessment companies based in Belgium79
- Security assessment companies based in Colombia79
- Security assessment companies based in Sweden75
- Security assessment companies based in Indonesia72
- Security assessment companies based in Chile68
- Security assessment companies based in Argentina64
- Security assessment companies based in Romania54
- Security assessment companies based in Austria47
- Security assessment companies based in New Zealand44
- Security assessment companies based in Saudi Arabia43
- Security assessment companies based in Kenya41
- Security assessment companies based in Czechia40
- Security assessment companies based in Portugal39
- Security assessment companies based in Ecuador38
- Security assessment companies based in Ukraine38
- Security assessment companies based in Ireland37
- Security assessment companies based in Denmark36
- Security assessment companies based in Malaysia35
- Security assessment companies based in Estonia34
- Security assessment companies based in Egypt33
- Security assessment companies based in Peru33
- Security assessment companies based in Hungary25
Cities
- Security assessment companies based in London, United Kingdom282
- Security assessment companies based in Bangalore, India114
- Security assessment companies based in Sao Paulo, Brazil113
- Security assessment companies based in Paris, France93
- Security assessment companies based in Pune, India85
- Security assessment companies based in Toronto, Canada80
- Security assessment companies based in Hyderabad, India79
- Security assessment companies based in New York, United States78
- Security assessment companies based in Dubai, United Arab Emirates76
- Security assessment companies based in Sydney, Australia69
- Security assessment companies based in Melbourne, Australia67
- Security assessment companies based in Mumbai, India54
- Security assessment companies based in Atlanta, United States48
- Security assessment companies based in Austin, United States48
- Security assessment companies based in Chennai, India48
- Security assessment companies based in Chicago, United States45
- Security assessment companies based in Noida, India45
- Security assessment companies based in Ahmedabad, India44
- Security assessment companies based in Houston, United States43
- Security assessment companies based in San Francisco, United States43
- Security assessment companies based in Dallas, United States42
- Security assessment companies based in Miami, United States38
- Security assessment companies based in Tampa, United States38
- Security assessment companies based in Washington, United States37
- Security assessment companies based in Istanbul, Türkiye36
- Security assessment companies based in Los Angeles, United States36
- Security assessment companies based in Nairobi, Kenya35
- Security assessment companies based in Stockholm, Sweden35
- Security assessment companies based in Warsaw, Poland35
- Security assessment companies based in Montreal, Canada34
- Security assessment companies based in Gurgaon, India33
- Security assessment companies based in Manchester, United Kingdom32
- Security assessment companies based in Mexico City, Mexico32
- Security assessment companies based in Ottawa, Canada32
- Security assessment companies based in Denver, United States30
- Security assessment companies based in Riyadh, Saudi Arabia30
- Security assessment companies based in Tallinn, Estonia30
- Security assessment companies based in Charlotte, United States28
- Security assessment companies based in Tel Aviv, Israel28
- Security assessment companies based in San Diego, United States27
- Security assessment companies based in Seattle, United States27
- Security assessment companies based in Barcelona, Spain26
- Security assessment companies based in Berlin, Germany25
- Security assessment companies based in Boston, United States25
- Security assessment companies based in Bucharest, Romania25
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 assessment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security assessment companies are there worldwide?
RevenueBase identified 11,068 company matches for security assessment companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
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 assessment companies?
The United States leads with 2,507 companies, followed by India (974) and the United Kingdom (791). Every security assessment companies list by country and city is linked on this page.
Which city has the most security assessment companies?
London leads with 287 company records, followed by Bangalore (114) and Sao Paulo (113).
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 27,965 professional contacts with verified work emails tracked across these 11,068 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 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 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 assessment companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 11,068 matching company records for security assessment companies worldwide, with 135,553 tracked contacts and 27,965 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 5, 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 assessment companies 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.comHQ: United StatesReported employees: Not recorded | United States | Not recorded | Exact match | 13,149 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 |  Paragon Systems INCparasys.comHQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,928 contacts → |
“Paragon Systems employs over 10,500 professionals in specialized operations providing security, fire, investigations, inspections, cybersecurity, risk management, and mission…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Guidepoint Securityguidepointsecurity.comHQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,346 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,186 contacts → |
“Securitas Critical Infrastructure Services, Inc.(SCIS) is a provider of specialized security and fire services to the highly regulated Nuclear, Aerospace, Defense, Energy, and…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Brosnan Risk Consultantsbrosnanrisk.comHQ: Pearl River, CA, United StatesReported employees: 5,001-10,000 | Pearl River, CA, United States | 5,001-10,000 | Exact match | 1,080 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Securitas Norgesecuritas.noHQ: Oslo, NorwayReported employees: 5,001-10,000 | Oslo, Norway | 5,001-10,000 | Exact match | 859 contacts → |
“Securitas AS er det største og eldste sikkerhetsselskapet i Norge.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Innovativiewinnovatiview.comHQ: Noida, IndiaReported employees: 501-1,000 | Noida, India | 501-1,000 | Exact match | 822 contacts → |
“India's #1 Integrated Examination Security & Surveillance Solutions provider.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  COBRAaudit.amazingsupport.co.ukHQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 782 contacts → |
“Get a free, powerful security assessment with personalised recommendations, the same analysis that costs from IT Consultancies.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Tunapuna, Trinidad and TobagoReported employees: 1,001-5,000 | Tunapuna, Trinidad and Tobago | 1,001-5,000 | Exact match | 779 contacts → |
“Established in 1983 and incorporated in 1986, Amalgamated Security Services Limited is a reputable company that provides a variety of security services to its clientele which…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Sabico Seguridadsabico.comHQ: SpainReported employees: 1,001-5,000 | Spain | 1,001-5,000 | Exact match | 756 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Trustwave, A Levelblue Companylevelblue.comHQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 733 contacts → |
“Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Professional Security Consultants, INCpscsite.comHQ: Los Angeles, CA, United StatesReported employees: 1,001-5,000 | Los Angeles, CA, United States | 1,001-5,000 | Exact match | 697 contacts → |
“Professional Security Consultants, Inc.(PSC) is a world-class provider of security guard services, patrol, investigations, backgrounds, consulting, security screening & specialty…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Synack RED Teamsynack.comHQ: Austin, TX, United StatesReported employees: Not recorded | Austin, TX, United States | Not recorded | Exact match | 693 contacts → |
“The Synack Red Team is a private freelance security research team that spans 6 continents and over 80 countries.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Network Intelligencenetworkintelligence.aiHQ: Plano, TX, United StatesReported employees: 501-1,000 | Plano, TX, United States | 501-1,000 | Exact match | 658 contacts → |
“At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Security Alliancesecurityalliancegroup.comHQ: Miami, FL, United StatesReported employees: 1,001-5,000 | Miami, FL, United States | 1,001-5,000 | Exact match | 585 contacts → |
“Security Alliance is a highly experienced provider of security solutions for private and business environments.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Esparta Seguranca Ltdaespartaseguranca.com.br HQ: BrazilReported employees: 501-1,000 | Brazil | 501-1,000 | Exact match | 581 contacts → |
“Esparta Seguranca Ltda is a company based out of Brazil.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Paramount Computer Systemsparamountassure.comHQ: Dubai, United Arab EmiratesReported employees: 201-500 | Dubai, United Arab Emirates | 201-500 | Exact match | 553 contacts → |
“Protection is Paramount!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  BOB Morgan Services Ltd. BM Securitybmsecurity.comHQ: Nairobi, KenyaReported employees: 1,001-5,000 | Nairobi, Kenya | 1,001-5,000 | Exact match | 545 contacts → |
“BM Security was founded by the late senior assistant commissioner of Police Bob Morgan in 1984.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Aujas Cybersecurityaujas.comHQ: Cupertino, United StatesReported employees: 1,001-5,000 | Cupertino, United States | 1,001-5,000 | Exact match | 514 contacts → |
“At Aujas Cybersecurity, we specialize in building and transforming cybersecurity postures to help businesses effectively mitigate risks.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  CPXcpx.netHQ: Abu Dhabi, United Arab EmiratesReported employees: 501-1,000 | Abu Dhabi, United Arab Emirates | 501-1,000 | Exact match | 472 contacts → |
“CPX is redefining how nations and industries secure their future.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Acpl Systemsacpl.comHQ: Gurgaon, IndiaReported employees: 201-500 | Gurgaon, India | 201-500 | Exact match | 413 contacts → |
“ACPL Systems is a pure-play cybersecurity services company focused on helping organisations translate security investments into measurable outcomes.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Amarante Internationalamarante.comHQ: Paris, FranceReported employees: 1,001-5,000 | Paris, France | 1,001-5,000 | Exact match | 408 contacts → |
“Created in 2007, Amarante is one of Europe’s leading security providers.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  G Data Cyberdefensegdata.deHQ: Bochum, GermanyReported employees: 501-1,000 | Bochum, Germany | 501-1,000 | Exact match | 392 contacts → |
“Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Esec Forte Technologiesesecforte.comHQ: Gurgaon, IndiaReported employees: 201-500 | Gurgaon, India | 201-500 | Exact match | 385 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Seracisltdaseracis.comHQ: Medellín, ColombiaReported employees: 1,001-5,000 | Medellín, Colombia | 1,001-5,000 | Exact match | 377 contacts → |
“Compañía líder a nivel nacional en Seguridad Privada, especializada en seguridad de obras civiles, centros comerciales, unidades residenciales, aeropuertos y otros sectores.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 11,068 company matches
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Security assessment companies: dataset insights
November 5, 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
11,035 records in the displayed employee bands.
33 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 11,068 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 5, 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 assessment companies by location
85 lists · largest firstEvery Security assessment companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security assessment companies based in the United States2,507
- Security assessment companies based in India974
- Security assessment companies based in the United Kingdom791
- Security assessment companies based in France339
- Security assessment companies based in Brazil324
- Security assessment companies based in Australia311
- Security assessment companies based in Canada301
- Security assessment companies based in Germany289
- Security assessment companies based in the Netherlands215
- Security assessment companies based in Spain140
- Security assessment companies based in South Africa134
- Security assessment companies based in the United Arab Emirates134
- Security assessment companies based in Italy123
- Security assessment companies based in Mexico116
- Security assessment companies based in Israel104
- Security assessment companies based in Türkiye104
- Security assessment companies based in Poland96
- Security assessment companies based in Switzerland89
- Security assessment companies based in Belgium79
- Security assessment companies based in Colombia79
- Security assessment companies based in Sweden75
- Security assessment companies based in Indonesia72
- Security assessment companies based in Chile68
- Security assessment companies based in Argentina64
- Security assessment companies based in Romania54
- Security assessment companies based in Austria47
- Security assessment companies based in New Zealand44
- Security assessment companies based in Saudi Arabia43
- Security assessment companies based in Kenya41
- Security assessment companies based in Czechia40
- Security assessment companies based in Portugal39
- Security assessment companies based in Ecuador38
- Security assessment companies based in Ukraine38
- Security assessment companies based in Ireland37
- Security assessment companies based in Denmark36
- Security assessment companies based in Malaysia35
- Security assessment companies based in Estonia34
- Security assessment companies based in Egypt33
- Security assessment companies based in Peru33
- Security assessment companies based in Hungary25
Cities
- Security assessment companies based in London, United Kingdom282
- Security assessment companies based in Bangalore, India114
- Security assessment companies based in Sao Paulo, Brazil113
- Security assessment companies based in Paris, France93
- Security assessment companies based in Pune, India85
- Security assessment companies based in Toronto, Canada80
- Security assessment companies based in Hyderabad, India79
- Security assessment companies based in New York, United States78
- Security assessment companies based in Dubai, United Arab Emirates76
- Security assessment companies based in Sydney, Australia69
- Security assessment companies based in Melbourne, Australia67
- Security assessment companies based in Mumbai, India54
- Security assessment companies based in Atlanta, United States48
- Security assessment companies based in Austin, United States48
- Security assessment companies based in Chennai, India48
- Security assessment companies based in Chicago, United States45
- Security assessment companies based in Noida, India45
- Security assessment companies based in Ahmedabad, India44
- Security assessment companies based in Houston, United States43
- Security assessment companies based in San Francisco, United States43
- Security assessment companies based in Dallas, United States42
- Security assessment companies based in Miami, United States38
- Security assessment companies based in Tampa, United States38
- Security assessment companies based in Washington, United States37
- Security assessment companies based in Istanbul, Türkiye36
- Security assessment companies based in Los Angeles, United States36
- Security assessment companies based in Nairobi, Kenya35
- Security assessment companies based in Stockholm, Sweden35
- Security assessment companies based in Warsaw, Poland35
- Security assessment companies based in Montreal, Canada34
- Security assessment companies based in Gurgaon, India33
- Security assessment companies based in Manchester, United Kingdom32
- Security assessment companies based in Mexico City, Mexico32
- Security assessment companies based in Ottawa, Canada32
- Security assessment companies based in Denver, United States30
- Security assessment companies based in Riyadh, Saudi Arabia30
- Security assessment companies based in Tallinn, Estonia30
- Security assessment companies based in Charlotte, United States28
- Security assessment companies based in Tel Aviv, Israel28
- Security assessment companies based in San Diego, United States27
- Security assessment companies based in Seattle, United States27
- Security assessment companies based in Barcelona, Spain26
- Security assessment companies based in Berlin, Germany25
- Security assessment companies based in Boston, United States25
- Security assessment companies based in Bucharest, Romania25
Questions about this company list
What does Exact match mean for security assessment companies?
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 assessment companies did RevenueBase find worldwide?
The saved snapshot records 11,068 matching company records, 135,553 tracked contacts and 27,965 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 5, 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 assessment companies worldwide. Snapshot: November 5, 2026. https://revenuebase.ai/companies/browse/security-assessment-companies.
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 assessment companies worldwide
RevenueBase records 11,068 matching company records for security assessment companies worldwide, with 135,553 tracked contacts and 27,965 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 5, 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 assessment companies 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 | 13,149 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | Paragon Systems INCparasys.com HQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,928 contacts → |
“Paragon Systems employs over 10,500 professionals in specialized operations providing security, fire, investigations, inspections, cybersecurity, risk management, and mission…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Guidepoint Securityguidepointsecurity.com HQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,346 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,186 contacts → |
“Securitas Critical Infrastructure Services, Inc.(SCIS) is a provider of specialized security and fire services to the highly regulated Nuclear, Aerospace, Defense, Energy, and…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Brosnan Risk Consultantsbrosnanrisk.com HQ: Pearl River, CA, United StatesReported employees: 5,001-10,000 | Pearl River, CA, United States | 5,001-10,000 | Exact match | 1,080 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Securitas Norgesecuritas.no HQ: Oslo, NorwayReported employees: 5,001-10,000 | Oslo, Norway | 5,001-10,000 | Exact match | 859 contacts → |
“Securitas AS er det største og eldste sikkerhetsselskapet i Norge.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Innovativiewinnovatiview.com HQ: Noida, IndiaReported employees: 501-1,000 | Noida, India | 501-1,000 | Exact match | 822 contacts → |
“India's #1 Integrated Examination Security & Surveillance Solutions provider.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | COBRAaudit.amazingsupport.co.uk HQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 782 contacts → |
“Get a free, powerful security assessment with personalised recommendations, the same analysis that costs from IT Consultancies.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Tunapuna, Trinidad and TobagoReported employees: 1,001-5,000 | Tunapuna, Trinidad and Tobago | 1,001-5,000 | Exact match | 779 contacts → |
“Established in 1983 and incorporated in 1986, Amalgamated Security Services Limited is a reputable company that provides a variety of security services to its clientele which…” Recorded description excerpt · November 5, 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 | 756 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Trustwave, A Levelblue Companylevelblue.com HQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 733 contacts → |
“Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Professional Security Consultants, INCpscsite.com HQ: Los Angeles, CA, United StatesReported employees: 1,001-5,000 | Los Angeles, CA, United States | 1,001-5,000 | Exact match | 697 contacts → |
“Professional Security Consultants, Inc.(PSC) is a world-class provider of security guard services, patrol, investigations, backgrounds, consulting, security screening & specialty…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Synack RED Teamsynack.com HQ: Austin, TX, United StatesReported employees: Not recorded | Austin, TX, United States | Not recorded | Exact match | 693 contacts → |
“The Synack Red Team is a private freelance security research team that spans 6 continents and over 80 countries.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Network Intelligencenetworkintelligence.ai HQ: Plano, TX, United StatesReported employees: 501-1,000 | Plano, TX, United States | 501-1,000 | Exact match | 658 contacts → |
“At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Security Alliancesecurityalliancegroup.com HQ: Miami, FL, United StatesReported employees: 1,001-5,000 | Miami, FL, United States | 1,001-5,000 | Exact match | 585 contacts → |
“Security Alliance is a highly experienced provider of security solutions for private and business environments.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Esparta Seguranca Ltdaespartaseguranca.com.br HQ: BrazilReported employees: 501-1,000 | Brazil | 501-1,000 | Exact match | 581 contacts → |
“Esparta Seguranca Ltda is a company based out of Brazil.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Paramount Computer Systemsparamountassure.com HQ: Dubai, United Arab EmiratesReported employees: 201-500 | Dubai, United Arab Emirates | 201-500 | Exact match | 553 contacts → |
“Protection is Paramount!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | BOB Morgan Services Ltd. BM Securitybmsecurity.com HQ: Nairobi, KenyaReported employees: 1,001-5,000 | Nairobi, Kenya | 1,001-5,000 | Exact match | 545 contacts → |
“BM Security was founded by the late senior assistant commissioner of Police Bob Morgan in 1984.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Aujas Cybersecurityaujas.com HQ: Cupertino, United StatesReported employees: 1,001-5,000 | Cupertino, United States | 1,001-5,000 | Exact match | 514 contacts → |
“At Aujas Cybersecurity, we specialize in building and transforming cybersecurity postures to help businesses effectively mitigate risks.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | CPXcpx.net HQ: Abu Dhabi, United Arab EmiratesReported employees: 501-1,000 | Abu Dhabi, United Arab Emirates | 501-1,000 | Exact match | 472 contacts → |
“CPX is redefining how nations and industries secure their future.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Acpl Systemsacpl.com HQ: Gurgaon, IndiaReported employees: 201-500 | Gurgaon, India | 201-500 | Exact match | 413 contacts → |
“ACPL Systems is a pure-play cybersecurity services company focused on helping organisations translate security investments into measurable outcomes.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Amarante Internationalamarante.com HQ: Paris, FranceReported employees: 1,001-5,000 | Paris, France | 1,001-5,000 | Exact match | 408 contacts → |
“Created in 2007, Amarante is one of Europe’s leading security providers.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | G Data Cyberdefensegdata.de HQ: Bochum, GermanyReported employees: 501-1,000 | Bochum, Germany | 501-1,000 | Exact match | 392 contacts → |
“Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Esec Forte Technologiesesecforte.com HQ: Gurgaon, IndiaReported employees: 201-500 | Gurgaon, India | 201-500 | Exact match | 385 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Seracisltdaseracis.com HQ: Medellín, ColombiaReported employees: 1,001-5,000 | Medellín, Colombia | 1,001-5,000 | Exact match | 377 contacts → |
“Compañía líder a nivel nacional en Seguridad Privada, especializada en seguridad de obras civiles, centros comerciales, unidades residenciales, aeropuertos y otros sectores.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 11,068 company matches
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Security assessment companies: dataset insights
November 5, 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
11,035 records in the displayed employee bands.
33 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 11,068 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 5, 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 assessment companies by location
85 lists · largest firstEvery Security assessment companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security assessment companies based in the United States2,507
- Security assessment companies based in India974
- Security assessment companies based in the United Kingdom791
- Security assessment companies based in France339
- Security assessment companies based in Brazil324
- Security assessment companies based in Australia311
- Security assessment companies based in Canada301
- Security assessment companies based in Germany289
- Security assessment companies based in the Netherlands215
- Security assessment companies based in Spain140
- Security assessment companies based in South Africa134
- Security assessment companies based in the United Arab Emirates134
- Security assessment companies based in Italy123
- Security assessment companies based in Mexico116
- Security assessment companies based in Israel104
- Security assessment companies based in Türkiye104
- Security assessment companies based in Poland96
- Security assessment companies based in Switzerland89
- Security assessment companies based in Belgium79
- Security assessment companies based in Colombia79
- Security assessment companies based in Sweden75
- Security assessment companies based in Indonesia72
- Security assessment companies based in Chile68
- Security assessment companies based in Argentina64
- Security assessment companies based in Romania54
- Security assessment companies based in Austria47
- Security assessment companies based in New Zealand44
- Security assessment companies based in Saudi Arabia43
- Security assessment companies based in Kenya41
- Security assessment companies based in Czechia40
- Security assessment companies based in Portugal39
- Security assessment companies based in Ecuador38
- Security assessment companies based in Ukraine38
- Security assessment companies based in Ireland37
- Security assessment companies based in Denmark36
- Security assessment companies based in Malaysia35
- Security assessment companies based in Estonia34
- Security assessment companies based in Egypt33
- Security assessment companies based in Peru33
- Security assessment companies based in Hungary25
Cities
- Security assessment companies based in London, United Kingdom282
- Security assessment companies based in Bangalore, India114
- Security assessment companies based in Sao Paulo, Brazil113
- Security assessment companies based in Paris, France93
- Security assessment companies based in Pune, India85
- Security assessment companies based in Toronto, Canada80
- Security assessment companies based in Hyderabad, India79
- Security assessment companies based in New York, United States78
- Security assessment companies based in Dubai, United Arab Emirates76
- Security assessment companies based in Sydney, Australia69
- Security assessment companies based in Melbourne, Australia67
- Security assessment companies based in Mumbai, India54
- Security assessment companies based in Atlanta, United States48
- Security assessment companies based in Austin, United States48
- Security assessment companies based in Chennai, India48
- Security assessment companies based in Chicago, United States45
- Security assessment companies based in Noida, India45
- Security assessment companies based in Ahmedabad, India44
- Security assessment companies based in Houston, United States43
- Security assessment companies based in San Francisco, United States43
- Security assessment companies based in Dallas, United States42
- Security assessment companies based in Miami, United States38
- Security assessment companies based in Tampa, United States38
- Security assessment companies based in Washington, United States37
- Security assessment companies based in Istanbul, Türkiye36
- Security assessment companies based in Los Angeles, United States36
- Security assessment companies based in Nairobi, Kenya35
- Security assessment companies based in Stockholm, Sweden35
- Security assessment companies based in Warsaw, Poland35
- Security assessment companies based in Montreal, Canada34
- Security assessment companies based in Gurgaon, India33
- Security assessment companies based in Manchester, United Kingdom32
- Security assessment companies based in Mexico City, Mexico32
- Security assessment companies based in Ottawa, Canada32
- Security assessment companies based in Denver, United States30
- Security assessment companies based in Riyadh, Saudi Arabia30
- Security assessment companies based in Tallinn, Estonia30
- Security assessment companies based in Charlotte, United States28
- Security assessment companies based in Tel Aviv, Israel28
- Security assessment companies based in San Diego, United States27
- Security assessment companies based in Seattle, United States27
- Security assessment companies based in Barcelona, Spain26
- Security assessment companies based in Berlin, Germany25
- Security assessment companies based in Boston, United States25
- Security assessment companies based in Bucharest, Romania25
Questions about this company list
What does Exact match mean for security assessment companies?
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 assessment companies did RevenueBase find worldwide?
The saved snapshot records 11,068 matching company records, 135,553 tracked contacts and 27,965 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 5, 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 assessment companies worldwide. Snapshot: November 5, 2026. https://revenuebase.ai/companies/browse/security-assessment-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗