Company lists · Data refreshed September 2026
Top 25 Security consultants worldwide
RevenueBase identified 29,344 company matches for security consultants worldwide as of September 2026 and tracks 452,607 professional contacts across them, including 67,006 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for security consultants 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 21, 2026. Country and city lists for security consultants 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 consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 12,771 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 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 21, 2026 · View company records in RevenueBase | |||||
| 3 | 4,530 contacts → | ||||
Exact match “A SegurPro é o próximo passo em segurança privada.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 4,038 contacts → | ||||
Exact match “Excelsior Defense is a security and investigations company based out of St.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 3,620 contacts → | ||||
Exact match “Securitas, Soluciones de Seguridad a medida Nuestro liderazgo en conocimientos de seguridad nos ha permitido desarrollar una estrategia basada en tres pilares fundamentales…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 3,592 contacts → | ||||
Exact match “U.S.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 3,387 contacts → | ||||
Exact match “Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 3,106 contacts → | ||||
Exact match “Specialist Security Company offering worldwide protection services to a niche` market of VIP's and travelling executives.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 2,772 contacts → | ||||
Exact match “Fundado em 1992, o GRUPO GR se consolidou no mercado por sua qualidade e seriedade na implantação e operação de soluções de segurança e serviços para diversos tipos de clientes.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 2,500 contacts → | ||||
Exact match “The industry leader in security, Security Industry Specialists offers unique solutions to Fortune 500 companies, international events, and celebrity clients.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 2,462 contacts → | ||||
Exact match “A Orsegups atua desde 1977 na prestação de serviços de segurança e terceirização de serviços especializados.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 2,365 contacts → | ||||
Exact match “Founded in 1976, Paragon Security is Ontario’s largest privately owned security company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 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 21, 2026 · View company records in RevenueBase | |||||
| 14 | 2,074 contacts → | ||||
Exact match “Spark Security Services, established in 1974, is a leading security provider in the UAE.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 2,025 contacts → | ||||
Exact match “Crisis24, a GardaWorld company, is widely regarded as the leading integrated risk management, crisis response, consulting, and global protective solutions firm, serving the…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 1,949 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 1,922 contacts → | ||||
Exact match “Elke dag zetten onze collega’s zich in voor jouw veiligheid en die van iedereen om jou heen, zodat jij je veilig voelt en veilig bent.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 1,842 contacts → | ||||
Exact match “Wilson James provides safe, secure, customer-led solutions to more than 300 clients across the UK and Europe.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 1,813 contacts → | ||||
Exact match “At Wilson Security, we are committed to building a safer future for everyone.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 1,632 contacts → | ||||
Exact match “Over 90 years of protecting the things that matter, we’ve seen more than most.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 1,431 contacts → | ||||
Exact match “Airbus Protect is an Airbus subsidiary bringing together expertise in cybersecurity, safety and sustainability-related services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 1,419 contacts → | ||||
Exact match “See a different world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 1,398 contacts → | ||||
Exact match “World Security being a Semi Govt Organization provides specialist turnkey security solutions to the local market and beyond, as well as the Dubai World Group.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 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 21, 2026 · View company records in RevenueBase | |||||
| 25 | 1,375 contacts → | ||||
Exact match “Guardsmark, LLC provides security services.” Recorded in the RevenueBase company graph · Sep 21, 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 consultants”. 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 29,344 security consultants worldwide
See the full list, filter by size, metro and specialty, and access 67,006 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Security consultants worldwide at a glance
As of Sep 21, 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 consultants are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “security consultants” 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 67,006 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 21, 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 consultants by location
128 lists · largest firstEvery Security consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security consultants based in the United States6,451
- Security consultants based in the United Kingdom2,375
- Security consultants based in France1,403
- Security consultants based in India1,244
- Security consultants based in Brazil1,180
- Security consultants based in Germany955
- Security consultants based in Canada907
- Security consultants based in Australia855
- Security consultants based in the Netherlands687
- Security consultants based in Mexico567
- Security consultants based in Italy565
- Security consultants based in Spain462
- Security consultants based in South Africa451
- Security consultants based in the United Arab Emirates350
- Security consultants based in Switzerland315
- Security consultants based in Colombia312
- Security consultants based in Argentina299
- Security consultants based in Chile297
- Security consultants based in Sweden265
- Security consultants based in Belgium235
- Security consultants based in Türkiye235
- Security consultants based in Peru220
- Security consultants based in Israel189
- Security consultants based in Nigeria176
- Security consultants based in Poland169
- Security consultants based in Singapore149
- Security consultants based in Pakistan126
- Security consultants based in Kenya124
- Security consultants based in Ecuador118
- Security consultants based in Indonesia116
- Security consultants based in New Zealand116
- Security consultants based in Malaysia115
- Security consultants based in Denmark114
- Security consultants based in Romania108
- Security consultants based in Saudi Arabia101
- Security consultants based in Portugal98
- Security consultants based in Egypt97
- Security consultants based in Austria92
- Security consultants based in Ireland89
- Security consultants based in Greece84
- Security consultants based in Czechia75
- Security consultants based in Morocco75
- Security consultants based in the Philippines71
- Security consultants based in Finland67
- Security consultants based in Norway63
- Security consultants based in Qatar57
- Security consultants based in Hungary54
- Security consultants based in Ukraine44
- Security consultants based in the Dominican Republic44
- Security consultants based in Hong Kong43
- Security consultants based in Lebanon39
- Security consultants based in Thailand38
- Security consultants based in Uruguay38
- Security consultants based in Bulgaria35
- Security consultants based in Japan35
- Security consultants based in Jordan34
- Security consultants based in Croatia33
- Security consultants based in Luxembourg32
- Security consultants based in Cyprus29
- Security consultants based in Serbia27
Cities
- Security consultants based in London, United Kingdom767
- Security consultants based in Sao Paulo, Brazil336
- Security consultants based in New York, United States201
- Security consultants based in Toronto, Canada164
- Security consultants based in Bangalore, India139
- Security consultants based in Melbourne, Australia139
- Security consultants based in Houston, United States131
- Security consultants based in Sydney, Australia131
- Security consultants based in Los Angeles, United States126
- Security consultants based in Washington, United States121
- Security consultants based in Atlanta, United States110
- Security consultants based in Miami, United States97
- Security consultants based in Austin, United States96
- Security consultants based in Dallas, United States93
- Security consultants based in Chicago, United States92
- Security consultants based in Mumbai, India84
- Security consultants based in Rio De Janeiro, Brazil82
- Security consultants based in Johannesburg, South Africa80
- Security consultants based in Calgary, Canada74
- Security consultants based in Pune, India74
- Security consultants based in Montreal, Canada70
- Security consultants based in Hyderabad, India69
- Security consultants based in San Francisco, United States67
- Security consultants based in Chennai, India65
- Security consultants based in Ottawa, Canada65
- Security consultants based in Tampa, United States63
- Security consultants based in Cape Town, South Africa61
- Security consultants based in Gurgaon, India58
- Security consultants based in Manchester, United Kingdom57
- Security consultants based in Brisbane, Australia55
- Security consultants based in Denver, United States55
- Security consultants based in Noida, India55
- Security consultants based in San Diego, United States55
- Security consultants based in Charlotte, United States53
- Security consultants based in Seattle, United States53
- Security consultants based in Phoenix, United States52
- Security consultants based in Vancouver, Canada51
- Security consultants based in Las Vegas, United States50
- Security consultants based in Arlington, United States49
- Security consultants based in Monterrey, Mexico49
- Security consultants based in Belo Horizonte, Brazil48
- Security consultants based in Rome, Italy47
- Security consultants based in Ahmedabad, India46
- Security consultants based in Orlando, United States44
- Security consultants based in Boston, United States43
- Security consultants based in Mississauga, Canada42
- Security consultants based in San Antonio, United States42
- Security consultants based in Birmingham, United Kingdom39
- Security consultants based in Columbia, United States37
- Security consultants based in Milan, Italy37
- Security consultants based in Alexandria, United States36
- Security consultants based in Canberra, Australia35
- Security consultants based in Minneapolis, United States35
- Security consultants based in Perth, Australia33
- Security consultants based in Raleigh, United States33
- Security consultants based in Baltimore, United States32
- Security consultants based in Fort Lauderdale, United States31
- Security consultants based in Pittsburgh, United States31
- Security consultants based in Reston, United States31
- Security consultants based in Nashville, United States30
- Security consultants based in Leeds, United Kingdom29
- Security consultants based in Portland, United States29
- Security consultants based in Jacksonville, United States27
- Security consultants based in Scottsdale, United States27
- Security consultants based in Richmond, United States26
- Security consultants based in San Jose, United States26
- Security consultants based in Adelaide, Australia25
- Security consultants based in Bristol, United Kingdom25
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 consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security consultants are there worldwide?
RevenueBase identified 29,344 company matches for security consultants 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 consultants?
The United States leads with 6,451 companies, followed by the United Kingdom (2,375) and France (1,403). Every security consultants list by country and city is linked on this page.
Which city has the most security consultants?
London leads with 780 company records, followed by Sao Paulo (336) and Paris (271).
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 67,006 professional contacts with verified work emails tracked across these 29,344 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 29,344 security consultants worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 security consultants worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 29,344 matching company records for security consultants worldwide, with 452,607 tracked contacts and 67,006 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 21, 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 consultants 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Segurprosegurpro.com.brHQ: Sao Paulo, BrazilReported employees: 10001+ | Sao Paulo, Brazil | 10001+ | Exact match | 4,530 contacts → |
“A SegurPro é o próximo passo em segurança privada.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Unemployedexcelsiordefense.com HQ: St. Petersburg, FL, United StatesReported employees: Not recorded | St. Petersburg, FL, United States | Not recorded | Exact match | 4,038 contacts → |
“Excelsior Defense is a security and investigations company based out of St.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Securitas Seguridad Españasecuritas.esHQ: Madrid, SpainReported employees: 10001+ | Madrid, Spain | 10001+ | Exact match | 3,620 contacts → |
“Securitas, Soluciones de Seguridad a medida Nuestro liderazgo en conocimientos de seguridad nos ha permitido desarrollar una estrategia basada en tres pilares fundamentales…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  U.S. Security Associates, INCussecurityassociates.comHQ: Roswell, GA, United StatesReported employees: 10001+ | Roswell, GA, United States | 10001+ | Exact match | 3,592 contacts → |
“U.S.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Sicuritalia S.P.Asicuritalia.itHQ: Milano, ItalyReported employees: 10001+ | Milano, Italy | 10001+ | Exact match | 3,387 contacts → |
“Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SSIsecurityservicesinternational.co.uk HQ: United KingdomReported employees: Not recorded | United Kingdom | Not recorded | Exact match | 3,106 contacts → |
“Specialist Security Company offering worldwide protection services to a niche` market of VIP's and travelling executives.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Grupo GRgrupogr.com.brHQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 2,772 contacts → |
“Fundado em 1992, o GRUPO GR se consolidou no mercado por sua qualidade e seriedade na implantação e operação de soluções de segurança e serviços para diversos tipos de clientes.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Culver City, CA, United StatesReported employees: 5,001-10,000 | Culver City, CA, United States | 5,001-10,000 | Exact match | 2,500 contacts → |
“The industry leader in security, Security Industry Specialists offers unique solutions to Fortune 500 companies, international events, and celebrity clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Orsegups Participações S Aorsegups.com.brHQ: São José, BrazilReported employees: 5,001-10,000 | São José, Brazil | 5,001-10,000 | Exact match | 2,462 contacts → |
“A Orsegups atua desde 1977 na prestação de serviços de segurança e terceirização de serviços especializados.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Paragon Securityparagonsecurity.caHQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 2,365 contacts → |
“Founded in 1976, Paragon Security is Ontario’s largest privately owned security company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Spark Security Servicessparksec.aeHQ: Yas Island, United Arab EmiratesReported employees: 5,001-10,000 | Yas Island, United Arab Emirates | 5,001-10,000 | Exact match | 2,074 contacts → |
“Spark Security Services, established in 1974, is a leading security provider in the UAE.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Crisis24crisis24.comHQ: Annapolis, MD, United StatesReported employees: 1,001-5,000 | Annapolis, MD, United States | 1,001-5,000 | Exact match | 2,025 contacts → |
“Crisis24, a GardaWorld company, is widely regarded as the leading integrated risk management, crisis response, consulting, and global protective solutions firm, serving the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Paragon Systems INCparasys.comHQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,949 contacts → |
“Paragon Systems employs over 10,500 professionals in specialized operations providing security, fire, investigations, inspections, cybersecurity, risk management, and mission…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Trigiontrigion.nlHQ: Schiedam, NetherlandsReported employees: 5,001-10,000 | Schiedam, Netherlands | 5,001-10,000 | Exact match | 1,922 contacts → |
“Elke dag zetten onze collega’s zich in voor jouw veiligheid en die van iedereen om jou heen, zodat jij je veilig voelt en veilig bent.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Wilson Jameswilsonjames.co.uk HQ: Westcliff-on-sea, United KingdomReported employees: 5,001-10,000 | Westcliff-on-sea, United Kingdom | 5,001-10,000 | Exact match | 1,842 contacts → |
“Wilson James provides safe, secure, customer-led solutions to more than 300 clients across the UK and Europe.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Wilson Securitywilsonsecurity.com.auHQ: Essendon Fields, AustraliaReported employees: 5,001-10,000 | Essendon Fields, Australia | 5,001-10,000 | Exact match | 1,813 contacts → |
“At Wilson Security, we are committed to building a safer future for everyone.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Securitas Canadasecuritas.caHQ: North York, ON, CanadaReported employees: 5,001-10,000 | North York, ON, Canada | 5,001-10,000 | Exact match | 1,632 contacts → |
“Over 90 years of protecting the things that matter, we’ve seen more than most.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Airbus Protectprotect.airbus.comHQ: Blagnac, FranceReported employees: 1,001-5,000 | Blagnac, France | 1,001-5,000 | Exact match | 1,431 contacts → |
“Airbus Protect is an Airbus subsidiary bringing together expertise in cybersecurity, safety and sustainability-related services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Securitas Belgiumsecuritas.beHQ: Diegem, BelgiumReported employees: 5,001-10,000 | Diegem, Belgium | 5,001-10,000 | Exact match | 1,419 contacts → |
“See a different world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  World Securityworldsecurity.aeHQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 1,398 contacts → |
“World Security being a Semi Govt Organization provides specialist turnkey security solutions to the local market and beyond, as well as the Dubai World Group.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Guardsmarkguardsmark.comHQ: New York, NY, United StatesReported employees: 10001+ | New York, NY, United States | 10001+ | Exact match | 1,375 contacts → |
“Guardsmark, LLC provides security services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 29,344 company matches
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Security consultants: dataset insights
September 21, 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
29,246 records in the displayed employee bands.
98 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 29,344 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 21, 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 consultants by location
128 lists · largest firstEvery Security consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security consultants based in the United States6,451
- Security consultants based in the United Kingdom2,375
- Security consultants based in France1,403
- Security consultants based in India1,244
- Security consultants based in Brazil1,180
- Security consultants based in Germany955
- Security consultants based in Canada907
- Security consultants based in Australia855
- Security consultants based in the Netherlands687
- Security consultants based in Mexico567
- Security consultants based in Italy565
- Security consultants based in Spain462
- Security consultants based in South Africa451
- Security consultants based in the United Arab Emirates350
- Security consultants based in Switzerland315
- Security consultants based in Colombia312
- Security consultants based in Argentina299
- Security consultants based in Chile297
- Security consultants based in Sweden265
- Security consultants based in Belgium235
- Security consultants based in Türkiye235
- Security consultants based in Peru220
- Security consultants based in Israel189
- Security consultants based in Nigeria176
- Security consultants based in Poland169
- Security consultants based in Singapore149
- Security consultants based in Pakistan126
- Security consultants based in Kenya124
- Security consultants based in Ecuador118
- Security consultants based in Indonesia116
- Security consultants based in New Zealand116
- Security consultants based in Malaysia115
- Security consultants based in Denmark114
- Security consultants based in Romania108
- Security consultants based in Saudi Arabia101
- Security consultants based in Portugal98
- Security consultants based in Egypt97
- Security consultants based in Austria92
- Security consultants based in Ireland89
- Security consultants based in Greece84
- Security consultants based in Czechia75
- Security consultants based in Morocco75
- Security consultants based in the Philippines71
- Security consultants based in Finland67
- Security consultants based in Norway63
- Security consultants based in Qatar57
- Security consultants based in Hungary54
- Security consultants based in Ukraine44
- Security consultants based in the Dominican Republic44
- Security consultants based in Hong Kong43
- Security consultants based in Lebanon39
- Security consultants based in Thailand38
- Security consultants based in Uruguay38
- Security consultants based in Bulgaria35
- Security consultants based in Japan35
- Security consultants based in Jordan34
- Security consultants based in Croatia33
- Security consultants based in Luxembourg32
- Security consultants based in Cyprus29
- Security consultants based in Serbia27
Cities
- Security consultants based in London, United Kingdom767
- Security consultants based in Sao Paulo, Brazil336
- Security consultants based in New York, United States201
- Security consultants based in Toronto, Canada164
- Security consultants based in Bangalore, India139
- Security consultants based in Melbourne, Australia139
- Security consultants based in Houston, United States131
- Security consultants based in Sydney, Australia131
- Security consultants based in Los Angeles, United States126
- Security consultants based in Washington, United States121
- Security consultants based in Atlanta, United States110
- Security consultants based in Miami, United States97
- Security consultants based in Austin, United States96
- Security consultants based in Dallas, United States93
- Security consultants based in Chicago, United States92
- Security consultants based in Mumbai, India84
- Security consultants based in Rio De Janeiro, Brazil82
- Security consultants based in Johannesburg, South Africa80
- Security consultants based in Calgary, Canada74
- Security consultants based in Pune, India74
- Security consultants based in Montreal, Canada70
- Security consultants based in Hyderabad, India69
- Security consultants based in San Francisco, United States67
- Security consultants based in Chennai, India65
- Security consultants based in Ottawa, Canada65
- Security consultants based in Tampa, United States63
- Security consultants based in Cape Town, South Africa61
- Security consultants based in Gurgaon, India58
- Security consultants based in Manchester, United Kingdom57
- Security consultants based in Brisbane, Australia55
- Security consultants based in Denver, United States55
- Security consultants based in Noida, India55
- Security consultants based in San Diego, United States55
- Security consultants based in Charlotte, United States53
- Security consultants based in Seattle, United States53
- Security consultants based in Phoenix, United States52
- Security consultants based in Vancouver, Canada51
- Security consultants based in Las Vegas, United States50
- Security consultants based in Arlington, United States49
- Security consultants based in Monterrey, Mexico49
- Security consultants based in Belo Horizonte, Brazil48
- Security consultants based in Rome, Italy47
- Security consultants based in Ahmedabad, India46
- Security consultants based in Orlando, United States44
- Security consultants based in Boston, United States43
- Security consultants based in Mississauga, Canada42
- Security consultants based in San Antonio, United States42
- Security consultants based in Birmingham, United Kingdom39
- Security consultants based in Columbia, United States37
- Security consultants based in Milan, Italy37
- Security consultants based in Alexandria, United States36
- Security consultants based in Canberra, Australia35
- Security consultants based in Minneapolis, United States35
- Security consultants based in Perth, Australia33
- Security consultants based in Raleigh, United States33
- Security consultants based in Baltimore, United States32
- Security consultants based in Fort Lauderdale, United States31
- Security consultants based in Pittsburgh, United States31
- Security consultants based in Reston, United States31
- Security consultants based in Nashville, United States30
- Security consultants based in Leeds, United Kingdom29
- Security consultants based in Portland, United States29
- Security consultants based in Jacksonville, United States27
- Security consultants based in Scottsdale, United States27
- Security consultants based in Richmond, United States26
- Security consultants based in San Jose, United States26
- Security consultants based in Adelaide, Australia25
- Security consultants based in Bristol, United Kingdom25
Questions about this company list
What does Exact match mean for security consultants?
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 consultants did RevenueBase find worldwide?
The saved snapshot records 29,344 matching company records, 452,607 tracked contacts and 67,006 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 21, 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 consultants worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/security-consultants.
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 consultants worldwide
RevenueBase records 29,344 matching company records for security consultants worldwide, with 452,607 tracked contacts and 67,006 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 21, 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 consultants 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Segurprosegurpro.com.br HQ: Sao Paulo, BrazilReported employees: 10001+ | Sao Paulo, Brazil | 10001+ | Exact match | 4,530 contacts → |
“A SegurPro é o próximo passo em segurança privada.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Unemployedexcelsiordefense.com HQ: St. Petersburg, FL, United StatesReported employees: Not recorded | St. Petersburg, FL, United States | Not recorded | Exact match | 4,038 contacts → |
“Excelsior Defense is a security and investigations company based out of St.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Securitas Seguridad Españasecuritas.es HQ: Madrid, SpainReported employees: 10001+ | Madrid, Spain | 10001+ | Exact match | 3,620 contacts → |
“Securitas, Soluciones de Seguridad a medida Nuestro liderazgo en conocimientos de seguridad nos ha permitido desarrollar una estrategia basada en tres pilares fundamentales…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | U.S. Security Associates, INCussecurityassociates.com HQ: Roswell, GA, United StatesReported employees: 10001+ | Roswell, GA, United States | 10001+ | Exact match | 3,592 contacts → |
“U.S.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Sicuritalia S.P.Asicuritalia.it HQ: Milano, ItalyReported employees: 10001+ | Milano, Italy | 10001+ | Exact match | 3,387 contacts → |
“Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SSIsecurityservicesinternational.co.uk HQ: United KingdomReported employees: Not recorded | United Kingdom | Not recorded | Exact match | 3,106 contacts → |
“Specialist Security Company offering worldwide protection services to a niche` market of VIP's and travelling executives.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Grupo GRgrupogr.com.br HQ: São Paulo, BrazilReported employees: 10001+ | São Paulo, Brazil | 10001+ | Exact match | 2,772 contacts → |
“Fundado em 1992, o GRUPO GR se consolidou no mercado por sua qualidade e seriedade na implantação e operação de soluções de segurança e serviços para diversos tipos de clientes.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Culver City, CA, United StatesReported employees: 5,001-10,000 | Culver City, CA, United States | 5,001-10,000 | Exact match | 2,500 contacts → |
“The industry leader in security, Security Industry Specialists offers unique solutions to Fortune 500 companies, international events, and celebrity clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Orsegups Participações S Aorsegups.com.br HQ: São José, BrazilReported employees: 5,001-10,000 | São José, Brazil | 5,001-10,000 | Exact match | 2,462 contacts → |
“A Orsegups atua desde 1977 na prestação de serviços de segurança e terceirização de serviços especializados.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Paragon Securityparagonsecurity.ca HQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 2,365 contacts → |
“Founded in 1976, Paragon Security is Ontario’s largest privately owned security company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Spark Security Servicessparksec.ae HQ: Yas Island, United Arab EmiratesReported employees: 5,001-10,000 | Yas Island, United Arab Emirates | 5,001-10,000 | Exact match | 2,074 contacts → |
“Spark Security Services, established in 1974, is a leading security provider in the UAE.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Crisis24crisis24.com HQ: Annapolis, MD, United StatesReported employees: 1,001-5,000 | Annapolis, MD, United States | 1,001-5,000 | Exact match | 2,025 contacts → |
“Crisis24, a GardaWorld company, is widely regarded as the leading integrated risk management, crisis response, consulting, and global protective solutions firm, serving the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Paragon Systems INCparasys.com HQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,949 contacts → |
“Paragon Systems employs over 10,500 professionals in specialized operations providing security, fire, investigations, inspections, cybersecurity, risk management, and mission…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Trigiontrigion.nl HQ: Schiedam, NetherlandsReported employees: 5,001-10,000 | Schiedam, Netherlands | 5,001-10,000 | Exact match | 1,922 contacts → |
“Elke dag zetten onze collega’s zich in voor jouw veiligheid en die van iedereen om jou heen, zodat jij je veilig voelt en veilig bent.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Wilson Jameswilsonjames.co.uk HQ: Westcliff-on-sea, United KingdomReported employees: 5,001-10,000 | Westcliff-on-sea, United Kingdom | 5,001-10,000 | Exact match | 1,842 contacts → |
“Wilson James provides safe, secure, customer-led solutions to more than 300 clients across the UK and Europe.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Wilson Securitywilsonsecurity.com.au HQ: Essendon Fields, AustraliaReported employees: 5,001-10,000 | Essendon Fields, Australia | 5,001-10,000 | Exact match | 1,813 contacts → |
“At Wilson Security, we are committed to building a safer future for everyone.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Securitas Canadasecuritas.ca HQ: North York, ON, CanadaReported employees: 5,001-10,000 | North York, ON, Canada | 5,001-10,000 | Exact match | 1,632 contacts → |
“Over 90 years of protecting the things that matter, we’ve seen more than most.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Airbus Protectprotect.airbus.com HQ: Blagnac, FranceReported employees: 1,001-5,000 | Blagnac, France | 1,001-5,000 | Exact match | 1,431 contacts → |
“Airbus Protect is an Airbus subsidiary bringing together expertise in cybersecurity, safety and sustainability-related services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Securitas Belgiumsecuritas.be HQ: Diegem, BelgiumReported employees: 5,001-10,000 | Diegem, Belgium | 5,001-10,000 | Exact match | 1,419 contacts → |
“See a different world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | World Securityworldsecurity.ae HQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 1,398 contacts → |
“World Security being a Semi Govt Organization provides specialist turnkey security solutions to the local market and beyond, as well as the Dubai World Group.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Guardsmarkguardsmark.com HQ: New York, NY, United StatesReported employees: 10001+ | New York, NY, United States | 10001+ | Exact match | 1,375 contacts → |
“Guardsmark, LLC provides security services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 29,344 company matches
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Security consultants: dataset insights
September 21, 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
29,246 records in the displayed employee bands.
98 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 29,344 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 21, 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 consultants by location
128 lists · largest firstEvery Security consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security consultants based in the United States6,451
- Security consultants based in the United Kingdom2,375
- Security consultants based in France1,403
- Security consultants based in India1,244
- Security consultants based in Brazil1,180
- Security consultants based in Germany955
- Security consultants based in Canada907
- Security consultants based in Australia855
- Security consultants based in the Netherlands687
- Security consultants based in Mexico567
- Security consultants based in Italy565
- Security consultants based in Spain462
- Security consultants based in South Africa451
- Security consultants based in the United Arab Emirates350
- Security consultants based in Switzerland315
- Security consultants based in Colombia312
- Security consultants based in Argentina299
- Security consultants based in Chile297
- Security consultants based in Sweden265
- Security consultants based in Belgium235
- Security consultants based in Türkiye235
- Security consultants based in Peru220
- Security consultants based in Israel189
- Security consultants based in Nigeria176
- Security consultants based in Poland169
- Security consultants based in Singapore149
- Security consultants based in Pakistan126
- Security consultants based in Kenya124
- Security consultants based in Ecuador118
- Security consultants based in Indonesia116
- Security consultants based in New Zealand116
- Security consultants based in Malaysia115
- Security consultants based in Denmark114
- Security consultants based in Romania108
- Security consultants based in Saudi Arabia101
- Security consultants based in Portugal98
- Security consultants based in Egypt97
- Security consultants based in Austria92
- Security consultants based in Ireland89
- Security consultants based in Greece84
- Security consultants based in Czechia75
- Security consultants based in Morocco75
- Security consultants based in the Philippines71
- Security consultants based in Finland67
- Security consultants based in Norway63
- Security consultants based in Qatar57
- Security consultants based in Hungary54
- Security consultants based in Ukraine44
- Security consultants based in the Dominican Republic44
- Security consultants based in Hong Kong43
- Security consultants based in Lebanon39
- Security consultants based in Thailand38
- Security consultants based in Uruguay38
- Security consultants based in Bulgaria35
- Security consultants based in Japan35
- Security consultants based in Jordan34
- Security consultants based in Croatia33
- Security consultants based in Luxembourg32
- Security consultants based in Cyprus29
- Security consultants based in Serbia27
Cities
- Security consultants based in London, United Kingdom767
- Security consultants based in Sao Paulo, Brazil336
- Security consultants based in New York, United States201
- Security consultants based in Toronto, Canada164
- Security consultants based in Bangalore, India139
- Security consultants based in Melbourne, Australia139
- Security consultants based in Houston, United States131
- Security consultants based in Sydney, Australia131
- Security consultants based in Los Angeles, United States126
- Security consultants based in Washington, United States121
- Security consultants based in Atlanta, United States110
- Security consultants based in Miami, United States97
- Security consultants based in Austin, United States96
- Security consultants based in Dallas, United States93
- Security consultants based in Chicago, United States92
- Security consultants based in Mumbai, India84
- Security consultants based in Rio De Janeiro, Brazil82
- Security consultants based in Johannesburg, South Africa80
- Security consultants based in Calgary, Canada74
- Security consultants based in Pune, India74
- Security consultants based in Montreal, Canada70
- Security consultants based in Hyderabad, India69
- Security consultants based in San Francisco, United States67
- Security consultants based in Chennai, India65
- Security consultants based in Ottawa, Canada65
- Security consultants based in Tampa, United States63
- Security consultants based in Cape Town, South Africa61
- Security consultants based in Gurgaon, India58
- Security consultants based in Manchester, United Kingdom57
- Security consultants based in Brisbane, Australia55
- Security consultants based in Denver, United States55
- Security consultants based in Noida, India55
- Security consultants based in San Diego, United States55
- Security consultants based in Charlotte, United States53
- Security consultants based in Seattle, United States53
- Security consultants based in Phoenix, United States52
- Security consultants based in Vancouver, Canada51
- Security consultants based in Las Vegas, United States50
- Security consultants based in Arlington, United States49
- Security consultants based in Monterrey, Mexico49
- Security consultants based in Belo Horizonte, Brazil48
- Security consultants based in Rome, Italy47
- Security consultants based in Ahmedabad, India46
- Security consultants based in Orlando, United States44
- Security consultants based in Boston, United States43
- Security consultants based in Mississauga, Canada42
- Security consultants based in San Antonio, United States42
- Security consultants based in Birmingham, United Kingdom39
- Security consultants based in Columbia, United States37
- Security consultants based in Milan, Italy37
- Security consultants based in Alexandria, United States36
- Security consultants based in Canberra, Australia35
- Security consultants based in Minneapolis, United States35
- Security consultants based in Perth, Australia33
- Security consultants based in Raleigh, United States33
- Security consultants based in Baltimore, United States32
- Security consultants based in Fort Lauderdale, United States31
- Security consultants based in Pittsburgh, United States31
- Security consultants based in Reston, United States31
- Security consultants based in Nashville, United States30
- Security consultants based in Leeds, United Kingdom29
- Security consultants based in Portland, United States29
- Security consultants based in Jacksonville, United States27
- Security consultants based in Scottsdale, United States27
- Security consultants based in Richmond, United States26
- Security consultants based in San Jose, United States26
- Security consultants based in Adelaide, Australia25
- Security consultants based in Bristol, United Kingdom25
Questions about this company list
What does Exact match mean for security consultants?
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 consultants did RevenueBase find worldwide?
The saved snapshot records 29,344 matching company records, 452,607 tracked contacts and 67,006 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 21, 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 consultants worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/security-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗