Company lists · Data refreshed November 2026
Top 25 IT security operations companies worldwide
RevenueBase identified 15,602 company matches for IT security operations companies worldwide as of November 2026 and tracks 288,567 professional contacts across them, including 94,241 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for IT security operations companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for IT security operations 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 IT security operations companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 21,906 contacts → | ||||
Exact match “Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 2 | 15,414 contacts → | ||||
Exact match “Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 3 | 13,149 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 4 | 4,263 contacts → | ||||
Exact match “U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 5 | 3,977 contacts → | ||||
Exact match “Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 6 | 3,593 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 7 | 3,510 contacts → | ||||
Exact match “Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 8 | 3,355 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 9 | 3,342 contacts → | ||||
Exact match “We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 10 | 3,060 contacts → | ||||
Exact match “Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 11 | 2,171 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 · Nov 5, 2026 · View company records in RevenueBase | |||||
| 12 | 1,413 contacts → | ||||
Exact match “Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 13 | 1,346 contacts → | ||||
Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 14 | 1,290 contacts → | ||||
Exact match “ReliaQuest exists to Make Security Possible.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 15 | 1,169 contacts → | ||||
Exact match “We are now officially Skyhigh Security!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 16 | 1,091 contacts → | ||||
Exact match “Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 17 | 905 contacts → | ||||
Exact match “ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 18 | 883 contacts → | ||||
Exact match “Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 19 | 866 contacts → | ||||
Exact match “Sumo Logic helps make the digital world secure, fast, and reliable by unifying critical security and operational data through its Intelligent Operations Platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 20 | 831 contacts → | ||||
Exact match “Protect Your Endpoints, Identities, Logs, and Employees.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 21 | 829 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 22 | 806 contacts → | ||||
Exact match “ASK is now Convergence Networks!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 23 | 790 contacts → | ||||
Exact match “Integradora de soluções e serviços de TI desde 1995 Somos especialistas em outsourcing, cybersecurity, consultoria e projetos de TI.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 24 | 755 contacts → | ||||
Exact match “SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 25 | 733 contacts → | ||||
Exact match “With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “IT security operations 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 15,602 IT security operations companies worldwide
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IT security operations companies worldwide at a glance
As of Nov 5, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for IT security operations companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “IT security operations 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 94,241 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
IT security operations companies by location
124 lists · largest firstEvery IT security operations companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- IT security operations companies based in the United States3,429
- IT security operations companies based in India1,315
- IT security operations companies based in the United Kingdom879
- IT security operations companies based in Brazil611
- IT security operations companies based in Germany439
- IT security operations companies based in France437
- IT security operations companies based in Canada428
- IT security operations companies based in Australia384
- IT security operations companies based in Spain268
- IT security operations companies based in the United Arab Emirates260
- IT security operations companies based in the Netherlands251
- IT security operations companies based in Italy246
- IT security operations companies based in Mexico217
- IT security operations companies based in Türkiye194
- IT security operations companies based in South Africa185
- IT security operations companies based in Israel172
- IT security operations companies based in Poland145
- IT security operations companies based in Pakistan141
- IT security operations companies based in Switzerland135
- IT security operations companies based in Colombia128
- IT security operations companies based in Belgium118
- IT security operations companies based in Chile116
- IT security operations companies based in Sweden113
- IT security operations companies based in Saudi Arabia109
- IT security operations companies based in Indonesia102
- IT security operations companies based in Nigeria100
- IT security operations companies based in Singapore91
- IT security operations companies based in Argentina89
- IT security operations companies based in Austria63
- IT security operations companies based in Malaysia63
- IT security operations companies based in Romania63
- IT security operations companies based in Japan61
- IT security operations companies based in Denmark58
- IT security operations companies based in Czechia57
- IT security operations companies based in Kenya57
- IT security operations companies based in Ecuador56
- IT security operations companies based in Egypt54
- IT security operations companies based in Portugal52
- IT security operations companies based in the Philippines52
- IT security operations companies based in Greece48
- IT security operations companies based in New Zealand48
- IT security operations companies based in Hungary45
- IT security operations companies based in Morocco45
- IT security operations companies based in Peru45
- IT security operations companies based in Ireland40
- IT security operations companies based in Ukraine38
- IT security operations companies based in Norway36
- IT security operations companies based in Thailand36
- IT security operations companies based in Estonia35
- IT security operations companies based in Bulgaria33
- IT security operations companies based in Finland33
- IT security operations companies based in Qatar33
- IT security operations companies based in Slovakia31
- IT security operations companies based in South Korea27
- IT security operations companies based in Serbia25
Cities
- IT security operations companies based in London, United Kingdom338
- IT security operations companies based in Sao Paulo, Brazil188
- IT security operations companies based in Dubai, United Arab Emirates164
- IT security operations companies based in Bangalore, India150
- IT security operations companies based in New York, United States127
- IT security operations companies based in Paris, France120
- IT security operations companies based in Hyderabad, India108
- IT security operations companies based in Pune, India101
- IT security operations companies based in Toronto, Canada98
- IT security operations companies based in New Delhi, India81
- IT security operations companies based in Singapore, Singapore80
- IT security operations companies based in Melbourne, Australia78
- IT security operations companies based in Mumbai, India76
- IT security operations companies based in Madrid, Spain75
- IT security operations companies based in Istanbul, Türkiye74
- IT security operations companies based in Austin, United States68
- IT security operations companies based in Riyadh, Saudi Arabia68
- IT security operations companies based in Chennai, India64
- IT security operations companies based in Miami, United States63
- IT security operations companies based in Sydney, Australia62
- IT security operations companies based in Houston, United States61
- IT security operations companies based in Ahmedabad, India56
- IT security operations companies based in Warsaw, Poland55
- IT security operations companies based in Dallas, United States54
- IT security operations companies based in Noida, India54
- IT security operations companies based in Atlanta, United States53
- IT security operations companies based in Mexico City, Mexico52
- IT security operations companies based in Montreal, Canada51
- IT security operations companies based in Nairobi, Kenya50
- IT security operations companies based in Rio De Janeiro, Brazil48
- IT security operations companies based in Karachi, Pakistan46
- IT security operations companies based in San Francisco, United States46
- IT security operations companies based in Stockholm, Sweden46
- IT security operations companies based in Chicago, United States45
- IT security operations companies based in Berlin, Germany44
- IT security operations companies based in Gurgaon, India42
- IT security operations companies based in Johannesburg, South Africa42
- IT security operations companies based in Santiago, Chile42
- IT security operations companies based in Barcelona, Spain41
- IT security operations companies based in Tel Aviv, Israel40
- IT security operations companies based in Bogota, Colombia38
- IT security operations companies based in Rome, Italy38
- IT security operations companies based in Phoenix, United States37
- IT security operations companies based in Tampa, United States37
- IT security operations companies based in Los Angeles, United States35
- IT security operations companies based in Munich, Germany35
- IT security operations companies based in Prague, Czechia35
- IT security operations companies based in Buenos Aires, Argentina33
- IT security operations companies based in Ottawa, Canada33
- IT security operations companies based in San Diego, United States33
- IT security operations companies based in Charlotte, United States32
- IT security operations companies based in Manchester, United Kingdom32
- IT security operations companies based in Washington, United States32
- IT security operations companies based in Arlington, United States31
- IT security operations companies based in Bucharest, Romania31
- IT security operations companies based in Cairo, Egypt30
- IT security operations companies based in Calgary, Canada30
- IT security operations companies based in Denver, United States29
- IT security operations companies based in Las Vegas, United States29
- IT security operations companies based in Boston, United States28
- IT security operations companies based in Tallinn, Estonia28
- IT security operations companies based in Ankara, Türkiye27
- IT security operations companies based in Brisbane, Australia27
- IT security operations companies based in Cape Town, South Africa27
- IT security operations companies based in Columbia, United States27
- IT security operations companies based in Jakarta, Indonesia27
- IT security operations companies based in Lima, Peru27
- IT security operations companies based in San Antonio, United States27
- IT security operations companies based in Milan, Italy25
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 “IT security operations companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many IT security operations companies are there worldwide?
RevenueBase identified 15,602 company matches for IT security operations companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Palo Alto Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most IT security operations companies?
The United States leads with 3,429 companies, followed by India (1,315) and the United Kingdom (879). Every IT security operations companies list by country and city is linked on this page.
Which city has the most IT security operations companies?
London leads with 345 company records, followed by Sao Paulo (188) and Dubai (165).
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 94,241 professional contacts with verified work emails tracked across these 15,602 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 IT security operations 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 15,602 matching company records for IT security operations companies worldwide, with 288,567 tracked contacts and 94,241 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 5, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 IT security operations 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 |  Palo Alto Networkspaloaltonetworks.comHQ: Santa Clara, United StatesReported employees: 10001+ | Santa Clara, United States | 10001+ | Exact match | 21,906 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Fortinetfortinet.comHQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 15,414 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Private Sectorlockervault.comHQ: United StatesReported employees: Not recorded | United States | Not recorded | Exact match | 13,149 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 |  U.S. Security Associates, INCussecurityassociates.comHQ: Roswell, UT, United StatesReported employees: 10001+ | Roswell, UT, United States | 10001+ | Exact match | 4,263 contacts → |
“U.S.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Orange Cyberdefenseorangecyberdefense.comHQ: Nanterre, FranceReported employees: 1,001-5,000 | Nanterre, France | 1,001-5,000 | Exact match | 3,977 contacts → |
“Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Sicuritalia S.P.Asicuritalia.itHQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 3,593 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Trellixtrellix.comHQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,510 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Arctic Wolfarcticwolf.comHQ: Eden Prairie, United StatesReported employees: 1,001-5,000 | Eden Prairie, United States | 1,001-5,000 | Exact match | 3,355 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Bugcrowdbugcrowd.comHQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 3,342 contacts → |
“We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Rapid7r-7.coHQ: Boston, United StatesReported employees: 1,001-5,000 | Boston, United States | 1,001-5,000 | Exact match | 3,060 contacts → |
“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  OPTIVoptiv.comHQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,171 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Thales Cybersecurity Productscpl.thalesgroup.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,413 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Guidepoint Securityguidepointsecurity.comHQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,346 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Reliaquestreliaquest.comHQ: Tampa, FL, United StatesReported employees: 1,001-5,000 | Tampa, FL, United States | 1,001-5,000 | Exact match | 1,290 contacts → |
“ReliaQuest exists to Make Security Possible.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  MEskyhighsecurity.comHQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 1,169 contacts → |
“We are now officially Skyhigh Security!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Irdetoirdeto.comHQ: Hoofddorp, MN, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, MN, Netherlands | 1,001-5,000 | Exact match | 1,091 contacts → |
“Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Zerofoxzerofox.comHQ: Baltimore, VA, United StatesReported employees: 501-1,000 | Baltimore, VA, United States | 501-1,000 | Exact match | 905 contacts → |
“ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Netenrichnetenrich.comHQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 883 contacts → |
“Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Sumo Logicsumologic.comHQ: Redwood City, CA, United StatesReported employees: 501-1,000 | Redwood City, CA, United States | 501-1,000 | Exact match | 866 contacts → |
“Sumo Logic helps make the digital world secure, fast, and reliable by unifying critical security and operational data through its Intelligent Operations Platform.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Huntresshuntress.comHQ: Columbia, MD, United StatesReported employees: 501-1,000 | Columbia, MD, United States | 501-1,000 | Exact match | 831 contacts → |
“Protect Your Endpoints, Identities, Logs, and Employees.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Levelbluelevelblue.comHQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 829 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  Application Specialist Kompany ASKconvergencenetworks.comHQ: Lansing, MI, United StatesReported employees: Not recorded | Lansing, MI, United States | Not recorded | Exact match | 806 contacts → |
“ASK is now Convergence Networks!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Service ITservice.com.brHQ: São Paulo, BrazilReported employees: 501-1,000 | São Paulo, Brazil | 501-1,000 | Exact match | 790 contacts → |
“Integradora de soluções e serviços de TI desde 1995 Somos especialistas em outsourcing, cybersecurity, consultoria e projetos de TI.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  SISAsisa.aiHQ: Bangalore, IndiaReported employees: 1,001-5,000 | Bangalore, India | 1,001-5,000 | Exact match | 755 contacts → |
“SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Softcell Technologies Global Pvt. LTDsoftcell.comHQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 733 contacts → |
“With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 15,602 company matches
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IT security operations companies: dataset insights
November 5, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
15,550 records in the displayed employee bands.
52 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 15,602 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 5, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
IT security operations companies by location
124 lists · largest firstEvery IT security operations companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- IT security operations companies based in the United States3,429
- IT security operations companies based in India1,315
- IT security operations companies based in the United Kingdom879
- IT security operations companies based in Brazil611
- IT security operations companies based in Germany439
- IT security operations companies based in France437
- IT security operations companies based in Canada428
- IT security operations companies based in Australia384
- IT security operations companies based in Spain268
- IT security operations companies based in the United Arab Emirates260
- IT security operations companies based in the Netherlands251
- IT security operations companies based in Italy246
- IT security operations companies based in Mexico217
- IT security operations companies based in Türkiye194
- IT security operations companies based in South Africa185
- IT security operations companies based in Israel172
- IT security operations companies based in Poland145
- IT security operations companies based in Pakistan141
- IT security operations companies based in Switzerland135
- IT security operations companies based in Colombia128
- IT security operations companies based in Belgium118
- IT security operations companies based in Chile116
- IT security operations companies based in Sweden113
- IT security operations companies based in Saudi Arabia109
- IT security operations companies based in Indonesia102
- IT security operations companies based in Nigeria100
- IT security operations companies based in Singapore91
- IT security operations companies based in Argentina89
- IT security operations companies based in Austria63
- IT security operations companies based in Malaysia63
- IT security operations companies based in Romania63
- IT security operations companies based in Japan61
- IT security operations companies based in Denmark58
- IT security operations companies based in Czechia57
- IT security operations companies based in Kenya57
- IT security operations companies based in Ecuador56
- IT security operations companies based in Egypt54
- IT security operations companies based in Portugal52
- IT security operations companies based in the Philippines52
- IT security operations companies based in Greece48
- IT security operations companies based in New Zealand48
- IT security operations companies based in Hungary45
- IT security operations companies based in Morocco45
- IT security operations companies based in Peru45
- IT security operations companies based in Ireland40
- IT security operations companies based in Ukraine38
- IT security operations companies based in Norway36
- IT security operations companies based in Thailand36
- IT security operations companies based in Estonia35
- IT security operations companies based in Bulgaria33
- IT security operations companies based in Finland33
- IT security operations companies based in Qatar33
- IT security operations companies based in Slovakia31
- IT security operations companies based in South Korea27
- IT security operations companies based in Serbia25
Cities
- IT security operations companies based in London, United Kingdom338
- IT security operations companies based in Sao Paulo, Brazil188
- IT security operations companies based in Dubai, United Arab Emirates164
- IT security operations companies based in Bangalore, India150
- IT security operations companies based in New York, United States127
- IT security operations companies based in Paris, France120
- IT security operations companies based in Hyderabad, India108
- IT security operations companies based in Pune, India101
- IT security operations companies based in Toronto, Canada98
- IT security operations companies based in New Delhi, India81
- IT security operations companies based in Singapore, Singapore80
- IT security operations companies based in Melbourne, Australia78
- IT security operations companies based in Mumbai, India76
- IT security operations companies based in Madrid, Spain75
- IT security operations companies based in Istanbul, Türkiye74
- IT security operations companies based in Austin, United States68
- IT security operations companies based in Riyadh, Saudi Arabia68
- IT security operations companies based in Chennai, India64
- IT security operations companies based in Miami, United States63
- IT security operations companies based in Sydney, Australia62
- IT security operations companies based in Houston, United States61
- IT security operations companies based in Ahmedabad, India56
- IT security operations companies based in Warsaw, Poland55
- IT security operations companies based in Dallas, United States54
- IT security operations companies based in Noida, India54
- IT security operations companies based in Atlanta, United States53
- IT security operations companies based in Mexico City, Mexico52
- IT security operations companies based in Montreal, Canada51
- IT security operations companies based in Nairobi, Kenya50
- IT security operations companies based in Rio De Janeiro, Brazil48
- IT security operations companies based in Karachi, Pakistan46
- IT security operations companies based in San Francisco, United States46
- IT security operations companies based in Stockholm, Sweden46
- IT security operations companies based in Chicago, United States45
- IT security operations companies based in Berlin, Germany44
- IT security operations companies based in Gurgaon, India42
- IT security operations companies based in Johannesburg, South Africa42
- IT security operations companies based in Santiago, Chile42
- IT security operations companies based in Barcelona, Spain41
- IT security operations companies based in Tel Aviv, Israel40
- IT security operations companies based in Bogota, Colombia38
- IT security operations companies based in Rome, Italy38
- IT security operations companies based in Phoenix, United States37
- IT security operations companies based in Tampa, United States37
- IT security operations companies based in Los Angeles, United States35
- IT security operations companies based in Munich, Germany35
- IT security operations companies based in Prague, Czechia35
- IT security operations companies based in Buenos Aires, Argentina33
- IT security operations companies based in Ottawa, Canada33
- IT security operations companies based in San Diego, United States33
- IT security operations companies based in Charlotte, United States32
- IT security operations companies based in Manchester, United Kingdom32
- IT security operations companies based in Washington, United States32
- IT security operations companies based in Arlington, United States31
- IT security operations companies based in Bucharest, Romania31
- IT security operations companies based in Cairo, Egypt30
- IT security operations companies based in Calgary, Canada30
- IT security operations companies based in Denver, United States29
- IT security operations companies based in Las Vegas, United States29
- IT security operations companies based in Boston, United States28
- IT security operations companies based in Tallinn, Estonia28
- IT security operations companies based in Ankara, Türkiye27
- IT security operations companies based in Brisbane, Australia27
- IT security operations companies based in Cape Town, South Africa27
- IT security operations companies based in Columbia, United States27
- IT security operations companies based in Jakarta, Indonesia27
- IT security operations companies based in Lima, Peru27
- IT security operations companies based in San Antonio, United States27
- IT security operations companies based in Milan, Italy25
Questions about this company list
What does Exact match mean for IT security operations 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 IT security operations companies did RevenueBase find worldwide?
The saved snapshot records 15,602 matching company records, 288,567 tracked contacts and 94,241 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 5, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 IT security operations companies worldwide. Snapshot: November 5, 2026. https://revenuebase.ai/companies/browse/it-security-operations-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 IT security operations companies worldwide
RevenueBase records 15,602 matching company records for IT security operations companies worldwide, with 288,567 tracked contacts and 94,241 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 5, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 IT security operations 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 | Palo Alto Networkspaloaltonetworks.com HQ: Santa Clara, United StatesReported employees: 10001+ | Santa Clara, United States | 10001+ | Exact match | 21,906 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Fortinetfortinet.com HQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 15,414 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Private Sectorlockervault.com HQ: United StatesReported employees: Not recorded | United States | Not recorded | Exact match | 13,149 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 | U.S. Security Associates, INCussecurityassociates.com HQ: Roswell, UT, United StatesReported employees: 10001+ | Roswell, UT, United States | 10001+ | Exact match | 4,263 contacts → |
“U.S.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Orange Cyberdefenseorangecyberdefense.com HQ: Nanterre, FranceReported employees: 1,001-5,000 | Nanterre, France | 1,001-5,000 | Exact match | 3,977 contacts → |
“Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sicuritalia S.P.Asicuritalia.it HQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 3,593 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Trellixtrellix.com HQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,510 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Arctic Wolfarcticwolf.com HQ: Eden Prairie, United StatesReported employees: 1,001-5,000 | Eden Prairie, United States | 1,001-5,000 | Exact match | 3,355 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 · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Bugcrowdbugcrowd.com HQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 3,342 contacts → |
“We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Rapid7r-7.co HQ: Boston, United StatesReported employees: 1,001-5,000 | Boston, United States | 1,001-5,000 | Exact match | 3,060 contacts → |
“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | OPTIVoptiv.com HQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,171 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Thales Cybersecurity Productscpl.thalesgroup.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,413 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Guidepoint Securityguidepointsecurity.com HQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,346 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Reliaquestreliaquest.com HQ: Tampa, FL, United StatesReported employees: 1,001-5,000 | Tampa, FL, United States | 1,001-5,000 | Exact match | 1,290 contacts → |
“ReliaQuest exists to Make Security Possible.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | MEskyhighsecurity.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 1,169 contacts → |
“We are now officially Skyhigh Security!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Irdetoirdeto.com HQ: Hoofddorp, MN, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, MN, Netherlands | 1,001-5,000 | Exact match | 1,091 contacts → |
“Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Zerofoxzerofox.com HQ: Baltimore, VA, United StatesReported employees: 501-1,000 | Baltimore, VA, United States | 501-1,000 | Exact match | 905 contacts → |
“ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Netenrichnetenrich.com HQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 883 contacts → |
“Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Sumo Logicsumologic.com HQ: Redwood City, CA, United StatesReported employees: 501-1,000 | Redwood City, CA, United States | 501-1,000 | Exact match | 866 contacts → |
“Sumo Logic helps make the digital world secure, fast, and reliable by unifying critical security and operational data through its Intelligent Operations Platform.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Huntresshuntress.com HQ: Columbia, MD, United StatesReported employees: 501-1,000 | Columbia, MD, United States | 501-1,000 | Exact match | 831 contacts → |
“Protect Your Endpoints, Identities, Logs, and Employees.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Levelbluelevelblue.com HQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 829 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Application Specialist Kompany ASKconvergencenetworks.com HQ: Lansing, MI, United StatesReported employees: Not recorded | Lansing, MI, United States | Not recorded | Exact match | 806 contacts → |
“ASK is now Convergence Networks!” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Service ITservice.com.br HQ: São Paulo, BrazilReported employees: 501-1,000 | São Paulo, Brazil | 501-1,000 | Exact match | 790 contacts → |
“Integradora de soluções e serviços de TI desde 1995 Somos especialistas em outsourcing, cybersecurity, consultoria e projetos de TI.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | SISAsisa.ai HQ: Bangalore, IndiaReported employees: 1,001-5,000 | Bangalore, India | 1,001-5,000 | Exact match | 755 contacts → |
“SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Softcell Technologies Global Pvt. LTDsoftcell.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 733 contacts → |
“With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 15,602 company matches
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IT security operations companies: dataset insights
November 5, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
15,550 records in the displayed employee bands.
52 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 15,602 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 5, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
IT security operations companies by location
124 lists · largest firstEvery IT security operations companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- IT security operations companies based in the United States3,429
- IT security operations companies based in India1,315
- IT security operations companies based in the United Kingdom879
- IT security operations companies based in Brazil611
- IT security operations companies based in Germany439
- IT security operations companies based in France437
- IT security operations companies based in Canada428
- IT security operations companies based in Australia384
- IT security operations companies based in Spain268
- IT security operations companies based in the United Arab Emirates260
- IT security operations companies based in the Netherlands251
- IT security operations companies based in Italy246
- IT security operations companies based in Mexico217
- IT security operations companies based in Türkiye194
- IT security operations companies based in South Africa185
- IT security operations companies based in Israel172
- IT security operations companies based in Poland145
- IT security operations companies based in Pakistan141
- IT security operations companies based in Switzerland135
- IT security operations companies based in Colombia128
- IT security operations companies based in Belgium118
- IT security operations companies based in Chile116
- IT security operations companies based in Sweden113
- IT security operations companies based in Saudi Arabia109
- IT security operations companies based in Indonesia102
- IT security operations companies based in Nigeria100
- IT security operations companies based in Singapore91
- IT security operations companies based in Argentina89
- IT security operations companies based in Austria63
- IT security operations companies based in Malaysia63
- IT security operations companies based in Romania63
- IT security operations companies based in Japan61
- IT security operations companies based in Denmark58
- IT security operations companies based in Czechia57
- IT security operations companies based in Kenya57
- IT security operations companies based in Ecuador56
- IT security operations companies based in Egypt54
- IT security operations companies based in Portugal52
- IT security operations companies based in the Philippines52
- IT security operations companies based in Greece48
- IT security operations companies based in New Zealand48
- IT security operations companies based in Hungary45
- IT security operations companies based in Morocco45
- IT security operations companies based in Peru45
- IT security operations companies based in Ireland40
- IT security operations companies based in Ukraine38
- IT security operations companies based in Norway36
- IT security operations companies based in Thailand36
- IT security operations companies based in Estonia35
- IT security operations companies based in Bulgaria33
- IT security operations companies based in Finland33
- IT security operations companies based in Qatar33
- IT security operations companies based in Slovakia31
- IT security operations companies based in South Korea27
- IT security operations companies based in Serbia25
Cities
- IT security operations companies based in London, United Kingdom338
- IT security operations companies based in Sao Paulo, Brazil188
- IT security operations companies based in Dubai, United Arab Emirates164
- IT security operations companies based in Bangalore, India150
- IT security operations companies based in New York, United States127
- IT security operations companies based in Paris, France120
- IT security operations companies based in Hyderabad, India108
- IT security operations companies based in Pune, India101
- IT security operations companies based in Toronto, Canada98
- IT security operations companies based in New Delhi, India81
- IT security operations companies based in Singapore, Singapore80
- IT security operations companies based in Melbourne, Australia78
- IT security operations companies based in Mumbai, India76
- IT security operations companies based in Madrid, Spain75
- IT security operations companies based in Istanbul, Türkiye74
- IT security operations companies based in Austin, United States68
- IT security operations companies based in Riyadh, Saudi Arabia68
- IT security operations companies based in Chennai, India64
- IT security operations companies based in Miami, United States63
- IT security operations companies based in Sydney, Australia62
- IT security operations companies based in Houston, United States61
- IT security operations companies based in Ahmedabad, India56
- IT security operations companies based in Warsaw, Poland55
- IT security operations companies based in Dallas, United States54
- IT security operations companies based in Noida, India54
- IT security operations companies based in Atlanta, United States53
- IT security operations companies based in Mexico City, Mexico52
- IT security operations companies based in Montreal, Canada51
- IT security operations companies based in Nairobi, Kenya50
- IT security operations companies based in Rio De Janeiro, Brazil48
- IT security operations companies based in Karachi, Pakistan46
- IT security operations companies based in San Francisco, United States46
- IT security operations companies based in Stockholm, Sweden46
- IT security operations companies based in Chicago, United States45
- IT security operations companies based in Berlin, Germany44
- IT security operations companies based in Gurgaon, India42
- IT security operations companies based in Johannesburg, South Africa42
- IT security operations companies based in Santiago, Chile42
- IT security operations companies based in Barcelona, Spain41
- IT security operations companies based in Tel Aviv, Israel40
- IT security operations companies based in Bogota, Colombia38
- IT security operations companies based in Rome, Italy38
- IT security operations companies based in Phoenix, United States37
- IT security operations companies based in Tampa, United States37
- IT security operations companies based in Los Angeles, United States35
- IT security operations companies based in Munich, Germany35
- IT security operations companies based in Prague, Czechia35
- IT security operations companies based in Buenos Aires, Argentina33
- IT security operations companies based in Ottawa, Canada33
- IT security operations companies based in San Diego, United States33
- IT security operations companies based in Charlotte, United States32
- IT security operations companies based in Manchester, United Kingdom32
- IT security operations companies based in Washington, United States32
- IT security operations companies based in Arlington, United States31
- IT security operations companies based in Bucharest, Romania31
- IT security operations companies based in Cairo, Egypt30
- IT security operations companies based in Calgary, Canada30
- IT security operations companies based in Denver, United States29
- IT security operations companies based in Las Vegas, United States29
- IT security operations companies based in Boston, United States28
- IT security operations companies based in Tallinn, Estonia28
- IT security operations companies based in Ankara, Türkiye27
- IT security operations companies based in Brisbane, Australia27
- IT security operations companies based in Cape Town, South Africa27
- IT security operations companies based in Columbia, United States27
- IT security operations companies based in Jakarta, Indonesia27
- IT security operations companies based in Lima, Peru27
- IT security operations companies based in San Antonio, United States27
- IT security operations companies based in Milan, Italy25
Questions about this company list
What does Exact match mean for IT security operations 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 IT security operations companies did RevenueBase find worldwide?
The saved snapshot records 15,602 matching company records, 288,567 tracked contacts and 94,241 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 5, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 IT security operations companies worldwide. Snapshot: November 5, 2026. https://revenuebase.ai/companies/browse/it-security-operations-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗