Company lists · Data refreshed September 2026
Top 25 Security operations consulting companies worldwide
RevenueBase identified 26,296 company matches for security operations consulting companies worldwide as of September 2026 and tracks 593,858 professional contacts across them, including 80,506 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for security operations consulting 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 September 29, 2026. Country and city lists for security operations consulting 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 operations consulting companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 79,699 contacts → | ||||
Exact match “G4S is a leading security and facility services company that provides proactive security services and cutting-edge smart technology to deliver tailored, integrated security…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 38,634 contacts → | ||||
Exact match “Securitas knows Security.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 12,771 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 6,335 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 4,925 contacts → | ||||
Exact match “Sophos is a cybersecurity leader defending organizations globally with an AI-driven platform and expert-led services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 4,610 contacts → | ||||
Exact match “Certis is a leading advanced integrated security organisation that develops and delivers multi-disciplinary smart security and integrated services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 4,038 contacts → | ||||
Exact match “Excelsior Defense is a security and investigations company based out of St.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 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 29, 2026 · View company records in RevenueBase | |||||
| 9 | 3,592 contacts → | ||||
Exact match “U.S.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 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 29, 2026 · View company records in RevenueBase | |||||
| 11 | 3,145 contacts → | ||||
Exact match “Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 3,004 contacts → | ||||
Exact match “Securitas is a global knowledge leader in security.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 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 29, 2026 · View company records in RevenueBase | |||||
| 14 | 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 29, 2026 · View company records in RevenueBase | |||||
| 15 | 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 29, 2026 · View company records in RevenueBase | |||||
| 16 | 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 29, 2026 · View company records in RevenueBase | |||||
| 17 | 2,266 contacts → | ||||
Exact match “Andy Frain Services.America's leading provider of integrated solutions to security and events needs for over 90 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 2,222 contacts → | ||||
Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 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 29, 2026 · View company records in RevenueBase | |||||
| 20 | 1,969 contacts → | ||||
Exact match “Somos FORTOX Security Group compañía con más de 50 años de experiencia en el sector de la vigilancia y seguridad privada en Colombia, y a la fecha se consolida como la tercera…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 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 29, 2026 · View company records in RevenueBase | |||||
| 22 | 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 29, 2026 · View company records in RevenueBase | |||||
| 23 | 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 29, 2026 · View company records in RevenueBase | |||||
| 24 | 1,727 contacts → | ||||
Exact match “HSS is now Tarian!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 1,686 contacts → | ||||
Exact match “Fundada em 1990, o Grupo Belfort foi criado para oferecer soluções integradas de proteção e segurança.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “security operations consulting 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 26,296 security operations consulting companies worldwide
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Security operations consulting companies worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for security operations consulting companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “security operations consulting 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 80,506 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Security operations consulting companies by location
158 lists · largest firstEvery Security operations consulting companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security operations consulting companies based in the United States5,961
- Security operations consulting companies based in the United Kingdom1,614
- Security operations consulting companies based in India1,394
- Security operations consulting companies based in France1,071
- Security operations consulting companies based in Brazil1,065
- Security operations consulting companies based in Canada773
- Security operations consulting companies based in Australia753
- Security operations consulting companies based in Germany721
- Security operations consulting companies based in Mexico541
- Security operations consulting companies based in the Netherlands508
- Security operations consulting companies based in Italy488
- Security operations consulting companies based in Spain436
- Security operations consulting companies based in the United Arab Emirates361
- Security operations consulting companies based in South Africa353
- Security operations consulting companies based in Colombia308
- Security operations consulting companies based in Argentina271
- Security operations consulting companies based in Chile271
- Security operations consulting companies based in Türkiye253
- Security operations consulting companies based in Switzerland249
- Security operations consulting companies based in Sweden224
- Security operations consulting companies based in Israel222
- Security operations consulting companies based in Belgium194
- Security operations consulting companies based in Nigeria183
- Security operations consulting companies based in Peru176
- Security operations consulting companies based in Singapore158
- Security operations consulting companies based in Poland150
- Security operations consulting companies based in Pakistan131
- Security operations consulting companies based in Saudi Arabia129
- Security operations consulting companies based in Indonesia125
- Security operations consulting companies based in Malaysia112
- Security operations consulting companies based in Ecuador109
- Security operations consulting companies based in Kenya99
- Security operations consulting companies based in Romania92
- Security operations consulting companies based in Egypt90
- Security operations consulting companies based in Denmark89
- Security operations consulting companies based in Austria86
- Security operations consulting companies based in Portugal86
- Security operations consulting companies based in Greece84
- Security operations consulting companies based in New Zealand83
- Security operations consulting companies based in Morocco81
- Security operations consulting companies based in Czechia73
- Security operations consulting companies based in the Philippines70
- Security operations consulting companies based in Ireland66
- Security operations consulting companies based in Japan60
- Security operations consulting companies based in Finland59
- Security operations consulting companies based in Qatar54
- Security operations consulting companies based in Norway53
- Security operations consulting companies based in Ukraine51
- Security operations consulting companies based in Hungary50
- Security operations consulting companies based in Bulgaria44
- Security operations consulting companies based in Thailand39
- Security operations consulting companies based in the Dominican Republic38
- Security operations consulting companies based in Hong Kong36
- Security operations consulting companies based in Uruguay36
- Security operations consulting companies based in Luxembourg35
- Security operations consulting companies based in Jordan34
- Security operations consulting companies based in Panama33
- Security operations consulting companies based in Croatia32
- Security operations consulting companies based in Cyprus32
- Security operations consulting companies based in Serbia26
- Security operations consulting companies based in Slovakia26
Cities
- Security operations consulting companies based in London, United Kingdom599
- Security operations consulting companies based in Sao Paulo, Brazil321
- Security operations consulting companies based in Paris, France251
- Security operations consulting companies based in Dubai, United Arab Emirates209
- Security operations consulting companies based in New York, United States168
- Security operations consulting companies based in Toronto, Canada166
- Security operations consulting companies based in Bangalore, India151
- Security operations consulting companies based in Sydney, Australia144
- Security operations consulting companies based in Melbourne, Australia135
- Security operations consulting companies based in Singapore, Singapore135
- Security operations consulting companies based in Houston, United States126
- Security operations consulting companies based in Washington, United States118
- Security operations consulting companies based in Madrid, Spain114
- Security operations consulting companies based in Atlanta, United States107
- Security operations consulting companies based in Istanbul, Türkiye104
- Security operations consulting companies based in Bogota, Colombia103
- Security operations consulting companies based in New Delhi, India100
- Security operations consulting companies based in Miami, United States99
- Security operations consulting companies based in Hyderabad, India97
- Security operations consulting companies based in Stockholm, Sweden96
- Security operations consulting companies based in Pune, India95
- Security operations consulting companies based in Austin, United States94
- Security operations consulting companies based in Los Angeles, United States93
- Security operations consulting companies based in Dallas, United States92
- Security operations consulting companies based in Mumbai, India87
- Security operations consulting companies based in Rio De Janeiro, Brazil87
- Security operations consulting companies based in Nairobi, Kenya85
- Security operations consulting companies based in Chicago, United States82
- Security operations consulting companies based in Chennai, India81
- Security operations consulting companies based in Riyadh, Saudi Arabia78
- Security operations consulting companies based in Rome, Italy77
- Security operations consulting companies based in Santiago, Chile77
- Security operations consulting companies based in Johannesburg, South Africa75
- Security operations consulting companies based in Lima, Peru74
- Security operations consulting companies based in Montreal, Canada72
- Security operations consulting companies based in Gurgaon, India70
- Security operations consulting companies based in Calgary, Canada64
- Security operations consulting companies based in Tampa, United States64
- Security operations consulting companies based in Barcelona, Spain63
- Security operations consulting companies based in Berlin, Germany62
- Security operations consulting companies based in San Francisco, United States62
- Security operations consulting companies based in Ahmedabad, India56
- Security operations consulting companies based in Ottawa, Canada56
- Security operations consulting companies based in Noida, India55
- Security operations consulting companies based in Charlotte, United States54
- Security operations consulting companies based in Brisbane, Australia53
- Security operations consulting companies based in Arlington, United States52
- Security operations consulting companies based in Denver, United States52
- Security operations consulting companies based in San Diego, United States51
- Security operations consulting companies based in Buenos Aires, Argentina49
- Security operations consulting companies based in Tel Aviv, Israel49
- Security operations consulting companies based in Cairo, Egypt48
- Security operations consulting companies based in Manchester, United Kingdom48
- Security operations consulting companies based in San Antonio, United States48
- Security operations consulting companies based in Boston, United States47
- Security operations consulting companies based in Cape Town, South Africa47
- Security operations consulting companies based in Alexandria, United States45
- Security operations consulting companies based in Phoenix, United States45
- Security operations consulting companies based in Seattle, United States45
- Security operations consulting companies based in Monterrey, Mexico44
- Security operations consulting companies based in Quito, Ecuador44
- Security operations consulting companies based in Vancouver, Canada43
- Security operations consulting companies based in Orlando, United States42
- Security operations consulting companies based in Columbia, United States41
- Security operations consulting companies based in Baltimore, United States39
- Security operations consulting companies based in Las Vegas, United States39
- Security operations consulting companies based in Amsterdam, Netherlands36
- Security operations consulting companies based in Belo Horizonte, Brazil36
- Security operations consulting companies based in Canberra, Australia36
- Security operations consulting companies based in Jakarta, Indonesia36
- Security operations consulting companies based in Warsaw, Poland36
- Security operations consulting companies based in Kuala Lumpur, Malaysia35
- Security operations consulting companies based in Mclean, United States33
- Security operations consulting companies based in Auckland, New Zealand32
- Security operations consulting companies based in Perth, Australia32
- Security operations consulting companies based in Abu Dhabi, United Arab Emirates30
- Security operations consulting companies based in Hamburg, Germany30
- Security operations consulting companies based in Minneapolis, United States30
- Security operations consulting companies based in Mississauga, Canada30
- Security operations consulting companies based in Raleigh, United States30
- Security operations consulting companies based in Curitiba, Brazil29
- Security operations consulting companies based in Montevideo, Uruguay29
- Security operations consulting companies based in Philadelphia, United States29
- Security operations consulting companies based in Colorado Springs, United States28
- Security operations consulting companies based in Fort Lauderdale, United States28
- Security operations consulting companies based in Milan, Italy28
- Security operations consulting companies based in Reston, United States28
- Security operations consulting companies based in Scottsdale, United States28
- Security operations consulting companies based in Zurich, Switzerland28
- Security operations consulting companies based in Ashburn, United States27
- Security operations consulting companies based in Columbus, United States27
- Security operations consulting companies based in Huntsville, United States27
- Security operations consulting companies based in Ankara, Türkiye26
- Security operations consulting companies based in Nashville, United States26
- Security operations consulting companies based in Pittsburgh, United States26
- Security operations consulting companies based in San Jose, United States26
- Security operations consulting companies based in Wellington, New Zealand26
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 operations consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security operations consulting companies are there worldwide?
RevenueBase identified 26,296 company matches for security operations consulting companies 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?
G4s tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most security operations consulting companies?
The United States leads with 5,961 companies, followed by the United Kingdom (1,614) and India (1,394). Every security operations consulting companies list by country and city is linked on this page.
Which city has the most security operations consulting companies?
London leads with 606 company records, followed by Sao Paulo (321) and Paris (252).
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 80,506 professional contacts with verified work emails tracked across these 26,296 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.
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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 operations consulting 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 26,296 matching company records for security operations consulting companies worldwide, with 593,858 tracked contacts and 80,506 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 security operations consulting 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 |  G4sg4s.comHQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 79,699 contacts → |
“G4S is a leading security and facility services company that provides proactive security services and cutting-edge smart technology to deliver tailored, integrated security…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Securitas Security Services Usa, INCsecuritasinc.comHQ: Parsippany, NJ, United StatesReported employees: 10001+ | Parsippany, NJ, United States | 10001+ | Exact match | 38,634 contacts → |
“Securitas knows Security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | 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. | |||||
| 4 |  Securitas Groupsecuritas.comHQ: Stockholm, SwedenReported employees: 10001+ | Stockholm, Sweden | 10001+ | Exact match | 6,335 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  Sophossophos.comHQ: Abingdon, United KingdomReported employees: 5,001-10,000 | Abingdon, United Kingdom | 5,001-10,000 | Exact match | 4,925 contacts → |
“Sophos is a cybersecurity leader defending organizations globally with an AI-driven platform and expert-led services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Certiscertisgroup.comHQ: SingaporeReported employees: 10001+ | Singapore | 10001+ | Exact match | 4,610 contacts → |
“Certis is a leading advanced integrated security organisation that develops and delivers multi-disciplinary smart security and integrated services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Arctic Wolfarcticwolf.comHQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 3,145 contacts → |
“Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Securitas Sverige ABsecuritas.seHQ: Stockholm, SwedenReported employees: 5,001-10,000 | Stockholm, Sweden | 5,001-10,000 | Exact match | 3,004 contacts → |
“Securitas is a global knowledge leader in security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Andy Frain Servicesandyfrain.comHQ: Aurora, IL, United StatesReported employees: 5,001-10,000 | Aurora, IL, United States | 5,001-10,000 | Exact match | 2,266 contacts → |
“Andy Frain Services.America's leading provider of integrated solutions to security and events needs for over 90 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  OPTIVoptiv.comHQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Fortox Security Groupfortoxsecurity.comHQ: Cali, ColombiaReported employees: 5,001-10,000 | Cali, Colombia | 5,001-10,000 | Exact match | 1,969 contacts → |
“Somos FORTOX Security Group compañía con más de 50 años de experiencia en el sector de la vigilancia y seguridad privada en Colombia, y a la fecha se consolida como la tercera…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  HSStariangroup.comHQ: Denver, CO, United StatesReported employees: 5,001-10,000 | Denver, CO, United States | 5,001-10,000 | Exact match | 1,727 contacts → |
“HSS is now Tarian!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Grupo Belfortbelfort.com.brHQ: São Paulo, BrazilReported employees: 5,001-10,000 | São Paulo, Brazil | 5,001-10,000 | Exact match | 1,686 contacts → |
“Fundada em 1990, o Grupo Belfort foi criado para oferecer soluções integradas de proteção e segurança.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 26,296 company matches
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Security operations consulting companies: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
26,233 records in the displayed employee bands.
63 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 26,296 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Security operations consulting companies by location
158 lists · largest firstEvery Security operations consulting companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security operations consulting companies based in the United States5,961
- Security operations consulting companies based in the United Kingdom1,614
- Security operations consulting companies based in India1,394
- Security operations consulting companies based in France1,071
- Security operations consulting companies based in Brazil1,065
- Security operations consulting companies based in Canada773
- Security operations consulting companies based in Australia753
- Security operations consulting companies based in Germany721
- Security operations consulting companies based in Mexico541
- Security operations consulting companies based in the Netherlands508
- Security operations consulting companies based in Italy488
- Security operations consulting companies based in Spain436
- Security operations consulting companies based in the United Arab Emirates361
- Security operations consulting companies based in South Africa353
- Security operations consulting companies based in Colombia308
- Security operations consulting companies based in Argentina271
- Security operations consulting companies based in Chile271
- Security operations consulting companies based in Türkiye253
- Security operations consulting companies based in Switzerland249
- Security operations consulting companies based in Sweden224
- Security operations consulting companies based in Israel222
- Security operations consulting companies based in Belgium194
- Security operations consulting companies based in Nigeria183
- Security operations consulting companies based in Peru176
- Security operations consulting companies based in Singapore158
- Security operations consulting companies based in Poland150
- Security operations consulting companies based in Pakistan131
- Security operations consulting companies based in Saudi Arabia129
- Security operations consulting companies based in Indonesia125
- Security operations consulting companies based in Malaysia112
- Security operations consulting companies based in Ecuador109
- Security operations consulting companies based in Kenya99
- Security operations consulting companies based in Romania92
- Security operations consulting companies based in Egypt90
- Security operations consulting companies based in Denmark89
- Security operations consulting companies based in Austria86
- Security operations consulting companies based in Portugal86
- Security operations consulting companies based in Greece84
- Security operations consulting companies based in New Zealand83
- Security operations consulting companies based in Morocco81
- Security operations consulting companies based in Czechia73
- Security operations consulting companies based in the Philippines70
- Security operations consulting companies based in Ireland66
- Security operations consulting companies based in Japan60
- Security operations consulting companies based in Finland59
- Security operations consulting companies based in Qatar54
- Security operations consulting companies based in Norway53
- Security operations consulting companies based in Ukraine51
- Security operations consulting companies based in Hungary50
- Security operations consulting companies based in Bulgaria44
- Security operations consulting companies based in Thailand39
- Security operations consulting companies based in the Dominican Republic38
- Security operations consulting companies based in Hong Kong36
- Security operations consulting companies based in Uruguay36
- Security operations consulting companies based in Luxembourg35
- Security operations consulting companies based in Jordan34
- Security operations consulting companies based in Panama33
- Security operations consulting companies based in Croatia32
- Security operations consulting companies based in Cyprus32
- Security operations consulting companies based in Serbia26
- Security operations consulting companies based in Slovakia26
Cities
- Security operations consulting companies based in London, United Kingdom599
- Security operations consulting companies based in Sao Paulo, Brazil321
- Security operations consulting companies based in Paris, France251
- Security operations consulting companies based in Dubai, United Arab Emirates209
- Security operations consulting companies based in New York, United States168
- Security operations consulting companies based in Toronto, Canada166
- Security operations consulting companies based in Bangalore, India151
- Security operations consulting companies based in Sydney, Australia144
- Security operations consulting companies based in Melbourne, Australia135
- Security operations consulting companies based in Singapore, Singapore135
- Security operations consulting companies based in Houston, United States126
- Security operations consulting companies based in Washington, United States118
- Security operations consulting companies based in Madrid, Spain114
- Security operations consulting companies based in Atlanta, United States107
- Security operations consulting companies based in Istanbul, Türkiye104
- Security operations consulting companies based in Bogota, Colombia103
- Security operations consulting companies based in New Delhi, India100
- Security operations consulting companies based in Miami, United States99
- Security operations consulting companies based in Hyderabad, India97
- Security operations consulting companies based in Stockholm, Sweden96
- Security operations consulting companies based in Pune, India95
- Security operations consulting companies based in Austin, United States94
- Security operations consulting companies based in Los Angeles, United States93
- Security operations consulting companies based in Dallas, United States92
- Security operations consulting companies based in Mumbai, India87
- Security operations consulting companies based in Rio De Janeiro, Brazil87
- Security operations consulting companies based in Nairobi, Kenya85
- Security operations consulting companies based in Chicago, United States82
- Security operations consulting companies based in Chennai, India81
- Security operations consulting companies based in Riyadh, Saudi Arabia78
- Security operations consulting companies based in Rome, Italy77
- Security operations consulting companies based in Santiago, Chile77
- Security operations consulting companies based in Johannesburg, South Africa75
- Security operations consulting companies based in Lima, Peru74
- Security operations consulting companies based in Montreal, Canada72
- Security operations consulting companies based in Gurgaon, India70
- Security operations consulting companies based in Calgary, Canada64
- Security operations consulting companies based in Tampa, United States64
- Security operations consulting companies based in Barcelona, Spain63
- Security operations consulting companies based in Berlin, Germany62
- Security operations consulting companies based in San Francisco, United States62
- Security operations consulting companies based in Ahmedabad, India56
- Security operations consulting companies based in Ottawa, Canada56
- Security operations consulting companies based in Noida, India55
- Security operations consulting companies based in Charlotte, United States54
- Security operations consulting companies based in Brisbane, Australia53
- Security operations consulting companies based in Arlington, United States52
- Security operations consulting companies based in Denver, United States52
- Security operations consulting companies based in San Diego, United States51
- Security operations consulting companies based in Buenos Aires, Argentina49
- Security operations consulting companies based in Tel Aviv, Israel49
- Security operations consulting companies based in Cairo, Egypt48
- Security operations consulting companies based in Manchester, United Kingdom48
- Security operations consulting companies based in San Antonio, United States48
- Security operations consulting companies based in Boston, United States47
- Security operations consulting companies based in Cape Town, South Africa47
- Security operations consulting companies based in Alexandria, United States45
- Security operations consulting companies based in Phoenix, United States45
- Security operations consulting companies based in Seattle, United States45
- Security operations consulting companies based in Monterrey, Mexico44
- Security operations consulting companies based in Quito, Ecuador44
- Security operations consulting companies based in Vancouver, Canada43
- Security operations consulting companies based in Orlando, United States42
- Security operations consulting companies based in Columbia, United States41
- Security operations consulting companies based in Baltimore, United States39
- Security operations consulting companies based in Las Vegas, United States39
- Security operations consulting companies based in Amsterdam, Netherlands36
- Security operations consulting companies based in Belo Horizonte, Brazil36
- Security operations consulting companies based in Canberra, Australia36
- Security operations consulting companies based in Jakarta, Indonesia36
- Security operations consulting companies based in Warsaw, Poland36
- Security operations consulting companies based in Kuala Lumpur, Malaysia35
- Security operations consulting companies based in Mclean, United States33
- Security operations consulting companies based in Auckland, New Zealand32
- Security operations consulting companies based in Perth, Australia32
- Security operations consulting companies based in Abu Dhabi, United Arab Emirates30
- Security operations consulting companies based in Hamburg, Germany30
- Security operations consulting companies based in Minneapolis, United States30
- Security operations consulting companies based in Mississauga, Canada30
- Security operations consulting companies based in Raleigh, United States30
- Security operations consulting companies based in Curitiba, Brazil29
- Security operations consulting companies based in Montevideo, Uruguay29
- Security operations consulting companies based in Philadelphia, United States29
- Security operations consulting companies based in Colorado Springs, United States28
- Security operations consulting companies based in Fort Lauderdale, United States28
- Security operations consulting companies based in Milan, Italy28
- Security operations consulting companies based in Reston, United States28
- Security operations consulting companies based in Scottsdale, United States28
- Security operations consulting companies based in Zurich, Switzerland28
- Security operations consulting companies based in Ashburn, United States27
- Security operations consulting companies based in Columbus, United States27
- Security operations consulting companies based in Huntsville, United States27
- Security operations consulting companies based in Ankara, Türkiye26
- Security operations consulting companies based in Nashville, United States26
- Security operations consulting companies based in Pittsburgh, United States26
- Security operations consulting companies based in San Jose, United States26
- Security operations consulting companies based in Wellington, New Zealand26
Questions about this company list
What does Exact match mean for security operations consulting 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 operations consulting companies did RevenueBase find worldwide?
The saved snapshot records 26,296 matching company records, 593,858 tracked contacts and 80,506 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 security operations consulting companies worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/security-operations-consulting-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 operations consulting companies worldwide
RevenueBase records 26,296 matching company records for security operations consulting companies worldwide, with 593,858 tracked contacts and 80,506 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 security operations consulting 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 | G4sg4s.com HQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 79,699 contacts → |
“G4S is a leading security and facility services company that provides proactive security services and cutting-edge smart technology to deliver tailored, integrated security…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Securitas Security Services Usa, INCsecuritasinc.com HQ: Parsippany, NJ, United StatesReported employees: 10001+ | Parsippany, NJ, United States | 10001+ | Exact match | 38,634 contacts → |
“Securitas knows Security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | 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. | |||||
| 4 | Securitas Groupsecuritas.com HQ: Stockholm, SwedenReported employees: 10001+ | Stockholm, Sweden | 10001+ | Exact match | 6,335 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | Sophossophos.com HQ: Abingdon, United KingdomReported employees: 5,001-10,000 | Abingdon, United Kingdom | 5,001-10,000 | Exact match | 4,925 contacts → |
“Sophos is a cybersecurity leader defending organizations globally with an AI-driven platform and expert-led services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Certiscertisgroup.com HQ: SingaporeReported employees: 10001+ | Singapore | 10001+ | Exact match | 4,610 contacts → |
“Certis is a leading advanced integrated security organisation that develops and delivers multi-disciplinary smart security and integrated services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Arctic Wolfarcticwolf.com HQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 3,145 contacts → |
“Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Securitas Sverige ABsecuritas.se HQ: Stockholm, SwedenReported employees: 5,001-10,000 | Stockholm, Sweden | 5,001-10,000 | Exact match | 3,004 contacts → |
“Securitas is a global knowledge leader in security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Andy Frain Servicesandyfrain.com HQ: Aurora, IL, United StatesReported employees: 5,001-10,000 | Aurora, IL, United States | 5,001-10,000 | Exact match | 2,266 contacts → |
“Andy Frain Services.America's leading provider of integrated solutions to security and events needs for over 90 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | OPTIVoptiv.com HQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Fortox Security Groupfortoxsecurity.com HQ: Cali, ColombiaReported employees: 5,001-10,000 | Cali, Colombia | 5,001-10,000 | Exact match | 1,969 contacts → |
“Somos FORTOX Security Group compañía con más de 50 años de experiencia en el sector de la vigilancia y seguridad privada en Colombia, y a la fecha se consolida como la tercera…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HSStariangroup.com HQ: Denver, CO, United StatesReported employees: 5,001-10,000 | Denver, CO, United States | 5,001-10,000 | Exact match | 1,727 contacts → |
“HSS is now Tarian!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Grupo Belfortbelfort.com.br HQ: São Paulo, BrazilReported employees: 5,001-10,000 | São Paulo, Brazil | 5,001-10,000 | Exact match | 1,686 contacts → |
“Fundada em 1990, o Grupo Belfort foi criado para oferecer soluções integradas de proteção e segurança.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 26,296 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Security operations consulting companies: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
26,233 records in the displayed employee bands.
63 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 26,296 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Security operations consulting companies by location
158 lists · largest firstEvery Security operations consulting companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Security operations consulting companies based in the United States5,961
- Security operations consulting companies based in the United Kingdom1,614
- Security operations consulting companies based in India1,394
- Security operations consulting companies based in France1,071
- Security operations consulting companies based in Brazil1,065
- Security operations consulting companies based in Canada773
- Security operations consulting companies based in Australia753
- Security operations consulting companies based in Germany721
- Security operations consulting companies based in Mexico541
- Security operations consulting companies based in the Netherlands508
- Security operations consulting companies based in Italy488
- Security operations consulting companies based in Spain436
- Security operations consulting companies based in the United Arab Emirates361
- Security operations consulting companies based in South Africa353
- Security operations consulting companies based in Colombia308
- Security operations consulting companies based in Argentina271
- Security operations consulting companies based in Chile271
- Security operations consulting companies based in Türkiye253
- Security operations consulting companies based in Switzerland249
- Security operations consulting companies based in Sweden224
- Security operations consulting companies based in Israel222
- Security operations consulting companies based in Belgium194
- Security operations consulting companies based in Nigeria183
- Security operations consulting companies based in Peru176
- Security operations consulting companies based in Singapore158
- Security operations consulting companies based in Poland150
- Security operations consulting companies based in Pakistan131
- Security operations consulting companies based in Saudi Arabia129
- Security operations consulting companies based in Indonesia125
- Security operations consulting companies based in Malaysia112
- Security operations consulting companies based in Ecuador109
- Security operations consulting companies based in Kenya99
- Security operations consulting companies based in Romania92
- Security operations consulting companies based in Egypt90
- Security operations consulting companies based in Denmark89
- Security operations consulting companies based in Austria86
- Security operations consulting companies based in Portugal86
- Security operations consulting companies based in Greece84
- Security operations consulting companies based in New Zealand83
- Security operations consulting companies based in Morocco81
- Security operations consulting companies based in Czechia73
- Security operations consulting companies based in the Philippines70
- Security operations consulting companies based in Ireland66
- Security operations consulting companies based in Japan60
- Security operations consulting companies based in Finland59
- Security operations consulting companies based in Qatar54
- Security operations consulting companies based in Norway53
- Security operations consulting companies based in Ukraine51
- Security operations consulting companies based in Hungary50
- Security operations consulting companies based in Bulgaria44
- Security operations consulting companies based in Thailand39
- Security operations consulting companies based in the Dominican Republic38
- Security operations consulting companies based in Hong Kong36
- Security operations consulting companies based in Uruguay36
- Security operations consulting companies based in Luxembourg35
- Security operations consulting companies based in Jordan34
- Security operations consulting companies based in Panama33
- Security operations consulting companies based in Croatia32
- Security operations consulting companies based in Cyprus32
- Security operations consulting companies based in Serbia26
- Security operations consulting companies based in Slovakia26
Cities
- Security operations consulting companies based in London, United Kingdom599
- Security operations consulting companies based in Sao Paulo, Brazil321
- Security operations consulting companies based in Paris, France251
- Security operations consulting companies based in Dubai, United Arab Emirates209
- Security operations consulting companies based in New York, United States168
- Security operations consulting companies based in Toronto, Canada166
- Security operations consulting companies based in Bangalore, India151
- Security operations consulting companies based in Sydney, Australia144
- Security operations consulting companies based in Melbourne, Australia135
- Security operations consulting companies based in Singapore, Singapore135
- Security operations consulting companies based in Houston, United States126
- Security operations consulting companies based in Washington, United States118
- Security operations consulting companies based in Madrid, Spain114
- Security operations consulting companies based in Atlanta, United States107
- Security operations consulting companies based in Istanbul, Türkiye104
- Security operations consulting companies based in Bogota, Colombia103
- Security operations consulting companies based in New Delhi, India100
- Security operations consulting companies based in Miami, United States99
- Security operations consulting companies based in Hyderabad, India97
- Security operations consulting companies based in Stockholm, Sweden96
- Security operations consulting companies based in Pune, India95
- Security operations consulting companies based in Austin, United States94
- Security operations consulting companies based in Los Angeles, United States93
- Security operations consulting companies based in Dallas, United States92
- Security operations consulting companies based in Mumbai, India87
- Security operations consulting companies based in Rio De Janeiro, Brazil87
- Security operations consulting companies based in Nairobi, Kenya85
- Security operations consulting companies based in Chicago, United States82
- Security operations consulting companies based in Chennai, India81
- Security operations consulting companies based in Riyadh, Saudi Arabia78
- Security operations consulting companies based in Rome, Italy77
- Security operations consulting companies based in Santiago, Chile77
- Security operations consulting companies based in Johannesburg, South Africa75
- Security operations consulting companies based in Lima, Peru74
- Security operations consulting companies based in Montreal, Canada72
- Security operations consulting companies based in Gurgaon, India70
- Security operations consulting companies based in Calgary, Canada64
- Security operations consulting companies based in Tampa, United States64
- Security operations consulting companies based in Barcelona, Spain63
- Security operations consulting companies based in Berlin, Germany62
- Security operations consulting companies based in San Francisco, United States62
- Security operations consulting companies based in Ahmedabad, India56
- Security operations consulting companies based in Ottawa, Canada56
- Security operations consulting companies based in Noida, India55
- Security operations consulting companies based in Charlotte, United States54
- Security operations consulting companies based in Brisbane, Australia53
- Security operations consulting companies based in Arlington, United States52
- Security operations consulting companies based in Denver, United States52
- Security operations consulting companies based in San Diego, United States51
- Security operations consulting companies based in Buenos Aires, Argentina49
- Security operations consulting companies based in Tel Aviv, Israel49
- Security operations consulting companies based in Cairo, Egypt48
- Security operations consulting companies based in Manchester, United Kingdom48
- Security operations consulting companies based in San Antonio, United States48
- Security operations consulting companies based in Boston, United States47
- Security operations consulting companies based in Cape Town, South Africa47
- Security operations consulting companies based in Alexandria, United States45
- Security operations consulting companies based in Phoenix, United States45
- Security operations consulting companies based in Seattle, United States45
- Security operations consulting companies based in Monterrey, Mexico44
- Security operations consulting companies based in Quito, Ecuador44
- Security operations consulting companies based in Vancouver, Canada43
- Security operations consulting companies based in Orlando, United States42
- Security operations consulting companies based in Columbia, United States41
- Security operations consulting companies based in Baltimore, United States39
- Security operations consulting companies based in Las Vegas, United States39
- Security operations consulting companies based in Amsterdam, Netherlands36
- Security operations consulting companies based in Belo Horizonte, Brazil36
- Security operations consulting companies based in Canberra, Australia36
- Security operations consulting companies based in Jakarta, Indonesia36
- Security operations consulting companies based in Warsaw, Poland36
- Security operations consulting companies based in Kuala Lumpur, Malaysia35
- Security operations consulting companies based in Mclean, United States33
- Security operations consulting companies based in Auckland, New Zealand32
- Security operations consulting companies based in Perth, Australia32
- Security operations consulting companies based in Abu Dhabi, United Arab Emirates30
- Security operations consulting companies based in Hamburg, Germany30
- Security operations consulting companies based in Minneapolis, United States30
- Security operations consulting companies based in Mississauga, Canada30
- Security operations consulting companies based in Raleigh, United States30
- Security operations consulting companies based in Curitiba, Brazil29
- Security operations consulting companies based in Montevideo, Uruguay29
- Security operations consulting companies based in Philadelphia, United States29
- Security operations consulting companies based in Colorado Springs, United States28
- Security operations consulting companies based in Fort Lauderdale, United States28
- Security operations consulting companies based in Milan, Italy28
- Security operations consulting companies based in Reston, United States28
- Security operations consulting companies based in Scottsdale, United States28
- Security operations consulting companies based in Zurich, Switzerland28
- Security operations consulting companies based in Ashburn, United States27
- Security operations consulting companies based in Columbus, United States27
- Security operations consulting companies based in Huntsville, United States27
- Security operations consulting companies based in Ankara, Türkiye26
- Security operations consulting companies based in Nashville, United States26
- Security operations consulting companies based in Pittsburgh, United States26
- Security operations consulting companies based in San Jose, United States26
- Security operations consulting companies based in Wellington, New Zealand26
Questions about this company list
What does Exact match mean for security operations consulting 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 operations consulting companies did RevenueBase find worldwide?
The saved snapshot records 26,296 matching company records, 593,858 tracked contacts and 80,506 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
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Cite this list
RevenueBase Data Team. Top 25 security operations consulting companies worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/security-operations-consulting-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗