Company lists · Data refreshed September 2026
Top 25 Computer security services worldwide
RevenueBase identified 26,755 company matches for computer security services worldwide as of September 2026 and tracks 467,043 professional contacts across them, including 159,464 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for computer security services worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 2026. Country and city lists for computer security services 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 computer security services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 18,431 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 14,289 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 12,771 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 11,169 contacts → | ||||
Exact match “Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 10,118 contacts → | ||||
Exact match “CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 8,242 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 7,668 contacts → | ||||
Exact match “Check Point Software Technologies Ltd.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 6,982 contacts → | ||||
Exact match “Elm is the leading provider of innovative secure services & solutions to both public and private sectors in Saudi Arabia.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 4,942 contacts → | ||||
Exact match “We’re a global cybersecurity leader, helping to make the world safe for exchanging digital information.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 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 21, 2026 · View company records in RevenueBase | |||||
| 11 | 3,822 contacts → | ||||
Exact match “Our mission is simple – building a safer world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 3,673 contacts → | ||||
Exact match “Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 3,447 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 3,058 contacts → | ||||
Exact match “Qualys, Inc.(NASDAQ: QLYS) is a leading provider of disruptive cloud-based security, compliance and IT solutions with more than subscription customers worldwide, including a…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 3,052 contacts → | ||||
Exact match “SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 2,886 contacts → | ||||
Exact match “SailPoint equips the modern enterprise to seamlessly manage and secure access to applications and data through the lens of identity – at speed and scale.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 2,822 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 2,523 contacts → | ||||
Exact match “NIL is a globally recognized provider of advanced data center, network, cloud, cyber security solutions as well as services for business and industry environments, state…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 2,355 contacts → | ||||
Exact match “Darktrace is a global leader in AI cybersecurity, providing the essential cybersecurity platform to secure organizations today and for an ever-changing future.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 2,222 contacts → | ||||
Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 2,172 contacts → | ||||
Exact match “Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 2,157 contacts → | ||||
Exact match “Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 2,083 contacts → | ||||
Exact match “Acronis is a global cyber protection company delivering the only natively integrated cybersecurity, data protection, and infrastructure management platform for managed service…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 1,773 contacts → | ||||
Exact match “Inspira Enterprise is a global Cybersecurity & Data Analytics & AI services provider with a presence in North America, ASEAN, Middle East, India, and Africa regions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 1,719 contacts → | ||||
Exact match “When technology enables progress, ESET is here to protect it.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “computer security services”. 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 26,755 computer security services worldwide
See the full list, filter by size, metro and specialty, and access 159,464 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Computer security services worldwide at a glance
As of Sep 21, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for computer security services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “computer security services” 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 159,464 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Computer security services by location
135 lists · largest firstEvery Computer security services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Computer security services based in the United States6,248
- Computer security services based in India2,139
- Computer security services based in the United Kingdom1,495
- Computer security services based in Brazil987
- Computer security services based in Canada820
- Computer security services based in France813
- Computer security services based in Australia735
- Computer security services based in Germany673
- Computer security services based in Spain472
- Computer security services based in the United Arab Emirates429
- Computer security services based in Italy419
- Computer security services based in the Netherlands416
- Computer security services based in Mexico355
- Computer security services based in Türkiye325
- Computer security services based in South Africa300
- Computer security services based in Israel263
- Computer security services based in Switzerland226
- Computer security services based in Pakistan220
- Computer security services based in Poland210
- Computer security services based in Belgium204
- Computer security services based in Saudi Arabia202
- Computer security services based in Colombia198
- Computer security services based in Chile192
- Computer security services based in Singapore180
- Computer security services based in Argentina170
- Computer security services based in Indonesia161
- Computer security services based in Nigeria157
- Computer security services based in Sweden153
- Computer security services based in Kenya120
- Computer security services based in Malaysia119
- Computer security services based in Romania102
- Computer security services based in New Zealand99
- Computer security services based in Peru99
- Computer security services based in Austria98
- Computer security services based in Czechia96
- Computer security services based in Egypt94
- Computer security services based in Bangladesh92
- Computer security services based in Ireland90
- Computer security services based in Japan87
- Computer security services based in Denmark84
- Computer security services based in Portugal79
- Computer security services based in Morocco77
- Computer security services based in Ecuador74
- Computer security services based in Greece72
- Computer security services based in the Philippines72
- Computer security services based in Finland63
- Computer security services based in Hungary60
- Computer security services based in Thailand60
- Computer security services based in Ukraine59
- Computer security services based in Slovakia51
- Computer security services based in Ghana50
- Computer security services based in Bulgaria47
- Computer security services based in Qatar46
- Computer security services based in Sri Lanka46
- Computer security services based in Nepal45
- Computer security services based in Estonia44
- Computer security services based in Norway44
- Computer security services based in the Dominican Republic42
- Computer security services based in Vietnam41
- Computer security services based in Jordan40
- Computer security services based in Tunisia40
- Computer security services based in Hong Kong38
- Computer security services based in Luxembourg34
- Computer security services based in Panama33
- Computer security services based in Taiwan32
- Computer security services based in Costa Rica29
- Computer security services based in Venezuela26
- Computer security services based in Serbia25
Cities
- Computer security services based in London, United Kingdom534
- Computer security services based in Sao Paulo, Brazil275
- Computer security services based in Bangalore, India225
- Computer security services based in New York, United States191
- Computer security services based in Toronto, Canada169
- Computer security services based in Hyderabad, India156
- Computer security services based in Pune, India156
- Computer security services based in Sydney, Australia149
- Computer security services based in New Delhi, India130
- Computer security services based in Mumbai, India128
- Computer security services based in Melbourne, Australia120
- Computer security services based in Houston, United States113
- Computer security services based in Austin, United States109
- Computer security services based in Chennai, India106
- Computer security services based in Chicago, United States101
- Computer security services based in Noida, India99
- Computer security services based in Miami, United States98
- Computer security services based in Ahmedabad, India95
- Computer security services based in San Francisco, United States92
- Computer security services based in Atlanta, United States91
- Computer security services based in Montreal, Canada89
- Computer security services based in Dallas, United States87
- Computer security services based in Washington, United States84
- Computer security services based in Gurgaon, India83
- Computer security services based in Tampa, United States76
- Computer security services based in Rio De Janeiro, Brazil73
- Computer security services based in San Diego, United States65
- Computer security services based in Karachi, Pakistan62
- Computer security services based in Ottawa, Canada62
- Computer security services based in Calgary, Canada60
- Computer security services based in Los Angeles, United States58
- Computer security services based in Brisbane, Australia56
- Computer security services based in Boston, United States55
- Computer security services based in Manchester, United Kingdom53
- Computer security services based in Columbia, United States49
- Computer security services based in Charlotte, United States48
- Computer security services based in Denver, United States48
- Computer security services based in Arlington, United States47
- Computer security services based in Las Vegas, United States47
- Computer security services based in Orlando, United States46
- Computer security services based in Wilmington, United States46
- Computer security services based in Vancouver, Canada45
- Computer security services based in San Antonio, United States43
- Computer security services based in Phoenix, United States42
- Computer security services based in Reston, United States40
- Computer security services based in Seattle, United States40
- Computer security services based in Kolkata, India39
- Computer security services based in Belo Horizonte, Brazil36
- Computer security services based in Brasilia, Brazil35
- Computer security services based in Mississauga, Canada35
- Computer security services based in Sheridan, United States35
- Computer security services based in Mclean, United States34
- Computer security services based in Baltimore, United States33
- Computer security services based in Canberra, Australia33
- Computer security services based in Curitiba, Brazil33
- Computer security services based in Fairfax, United States33
- Computer security services based in San Jose, United States33
- Computer security services based in Scottsdale, United States31
- Computer security services based in Alexandria, United States30
- Computer security services based in Huntsville, United States30
- Computer security services based in Irvine, United States30
- Computer security services based in Raleigh, United States29
- Computer security services based in Colorado Springs, United States28
- Computer security services based in Fort Lauderdale, United States28
- Computer security services based in Birmingham, United Kingdom26
- Computer security services based in Dover, United States26
- Computer security services based in Pittsburgh, United States25
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 “computer security services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many computer security services are there worldwide?
RevenueBase identified 26,755 company matches for computer security services 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?
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 computer security services?
The United States leads with 6,248 companies, followed by India (2,139) and the United Kingdom (1,495). Every computer security services list by country and city is linked on this page.
Which city has the most computer security services?
London leads with 545 company records, followed by Sao Paulo (275) and Dubai (262).
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 159,464 professional contacts with verified work emails tracked across these 26,755 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 26,755 computer security services worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 computer security services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 26,755 matching company records for computer security services worldwide, with 467,043 tracked contacts and 159,464 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 computer security services 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, CA, United StatesReported employees: 10001+ | Santa Clara, CA, United States | 10001+ | Exact match | 18,431 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Fortinetfortinet.comHQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 14,289 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 · September 21, 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 |  Symantecbroadcom.comHQ: San Jose, CA, United StatesReported employees: 10001+ | San Jose, CA, United States | 10001+ | Exact match | 11,169 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Crowdstrikecrowdstrike.comHQ: Remote, United StatesReported employees: 5,001-10,000 | Remote, United States | 5,001-10,000 | Exact match | 10,118 contacts → |
“CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Comcast Businesscomcast.comHQ: Philadelphia, PA, United StatesReported employees: 10001+ | Philadelphia, PA, United States | 10001+ | Exact match | 8,242 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 |  Check Point Softwarecheckpoint.comHQ: Redwood City, CA, United StatesReported employees: 5,001-10,000 | Redwood City, CA, United States | 5,001-10,000 | Exact match | 7,668 contacts → |
“Check Point Software Technologies Ltd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  ELM Companyelm.saHQ: Riyadh, Saudi ArabiaReported employees: 1,001-5,000 | Riyadh, Saudi Arabia | 1,001-5,000 | Exact match | 6,982 contacts → |
“Elm is the leading provider of innovative secure services & solutions to both public and private sectors in Saudi Arabia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Trend Microtrendmicro.com HQ: Yoyogi, JapanReported employees: 5,001-10,000 | Yoyogi, Japan | 5,001-10,000 | Exact match | 4,942 contacts → |
“We’re a global cybersecurity leader, helping to make the world safe for exchanging digital information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Kasperskykaspersky.comHQ: Stadtkreis 1 Altstadt, FranceReported employees: 5,001-10,000 | Stadtkreis 1 Altstadt, France | 5,001-10,000 | Exact match | 3,822 contacts → |
“Our mission is simple – building a safer world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Orange Cyberdefenseorangecyberdefense.comHQ: Nanterre, FranceReported employees: 1,001-5,000 | Nanterre, France | 1,001-5,000 | Exact match | 3,673 contacts → |
“Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Trellixtrellix.comHQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,447 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Qualysqualys.comHQ: Foster City, CA, United StatesReported employees: 1,001-5,000 | Foster City, CA, United States | 1,001-5,000 | Exact match | 3,058 contacts → |
“Qualys, Inc.(NASDAQ: QLYS) is a leading provider of disruptive cloud-based security, compliance and IT solutions with more than subscription customers worldwide, including a…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Sentinelonesentinelone.comHQ: Mountain View, CA, United StatesReported employees: 1,001-5,000 | Mountain View, CA, United States | 1,001-5,000 | Exact match | 3,052 contacts → |
“SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Sailpointsailpoint.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 2,886 contacts → |
“SailPoint equips the modern enterprise to seamlessly manage and secure access to applications and data through the lens of identity – at speed and scale.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Rapid7r-7.coHQ: Boston, MA, United StatesReported employees: 1,001-5,000 | Boston, MA, United States | 1,001-5,000 | Exact match | 2,822 contacts → |
“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  NIL LTDnil.comHQ: Ljubljana, SloveniaReported employees: Not recorded | Ljubljana, Slovenia | Not recorded | Exact match | 2,523 contacts → |
“NIL is a globally recognized provider of advanced data center, network, cloud, cyber security solutions as well as services for business and industry environments, state…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Darktracedarktrace.comHQ: Cambridge, United KingdomReported employees: 1,001-5,000 | Cambridge, United Kingdom | 1,001-5,000 | Exact match | 2,355 contacts → |
“Darktrace is a global leader in AI cybersecurity, providing the essential cybersecurity platform to secure organizations today and for an ever-changing future.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  OPTIVoptiv.comHQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Bitdefenderbitdefender.comHQ: Bucuresti, RomaniaReported employees: 1,001-5,000 | Bucuresti, Romania | 1,001-5,000 | Exact match | 2,172 contacts → |
“Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Barracudabarracuda.comHQ: Campbell, CA, United StatesReported employees: 1,001-5,000 | Campbell, CA, United States | 1,001-5,000 | Exact match | 2,157 contacts → |
“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Acronisacronis.comHQ: Schaffhausen, SwitzerlandReported employees: 1,001-5,000 | Schaffhausen, Switzerland | 1,001-5,000 | Exact match | 2,083 contacts → |
“Acronis is a global cyber protection company delivering the only natively integrated cybersecurity, data protection, and infrastructure management platform for managed service…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Inspira Enterpriseinspiraenterprise.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 1,773 contacts → |
“Inspira Enterprise is a global Cybersecurity & Data Analytics & AI services provider with a presence in North America, ASEAN, Middle East, India, and Africa regions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  ESETeset.comHQ: Bratislava, SlovakiaReported employees: 1,001-5,000 | Bratislava, Slovakia | 1,001-5,000 | Exact match | 1,719 contacts → |
“When technology enables progress, ESET is here to protect it.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 26,755 company matches
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Computer security services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
26,709 records in the displayed employee bands.
46 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 26,755 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Computer security services by location
135 lists · largest firstEvery Computer security services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Computer security services based in the United States6,248
- Computer security services based in India2,139
- Computer security services based in the United Kingdom1,495
- Computer security services based in Brazil987
- Computer security services based in Canada820
- Computer security services based in France813
- Computer security services based in Australia735
- Computer security services based in Germany673
- Computer security services based in Spain472
- Computer security services based in the United Arab Emirates429
- Computer security services based in Italy419
- Computer security services based in the Netherlands416
- Computer security services based in Mexico355
- Computer security services based in Türkiye325
- Computer security services based in South Africa300
- Computer security services based in Israel263
- Computer security services based in Switzerland226
- Computer security services based in Pakistan220
- Computer security services based in Poland210
- Computer security services based in Belgium204
- Computer security services based in Saudi Arabia202
- Computer security services based in Colombia198
- Computer security services based in Chile192
- Computer security services based in Singapore180
- Computer security services based in Argentina170
- Computer security services based in Indonesia161
- Computer security services based in Nigeria157
- Computer security services based in Sweden153
- Computer security services based in Kenya120
- Computer security services based in Malaysia119
- Computer security services based in Romania102
- Computer security services based in New Zealand99
- Computer security services based in Peru99
- Computer security services based in Austria98
- Computer security services based in Czechia96
- Computer security services based in Egypt94
- Computer security services based in Bangladesh92
- Computer security services based in Ireland90
- Computer security services based in Japan87
- Computer security services based in Denmark84
- Computer security services based in Portugal79
- Computer security services based in Morocco77
- Computer security services based in Ecuador74
- Computer security services based in Greece72
- Computer security services based in the Philippines72
- Computer security services based in Finland63
- Computer security services based in Hungary60
- Computer security services based in Thailand60
- Computer security services based in Ukraine59
- Computer security services based in Slovakia51
- Computer security services based in Ghana50
- Computer security services based in Bulgaria47
- Computer security services based in Qatar46
- Computer security services based in Sri Lanka46
- Computer security services based in Nepal45
- Computer security services based in Estonia44
- Computer security services based in Norway44
- Computer security services based in the Dominican Republic42
- Computer security services based in Vietnam41
- Computer security services based in Jordan40
- Computer security services based in Tunisia40
- Computer security services based in Hong Kong38
- Computer security services based in Luxembourg34
- Computer security services based in Panama33
- Computer security services based in Taiwan32
- Computer security services based in Costa Rica29
- Computer security services based in Venezuela26
- Computer security services based in Serbia25
Cities
- Computer security services based in London, United Kingdom534
- Computer security services based in Sao Paulo, Brazil275
- Computer security services based in Bangalore, India225
- Computer security services based in New York, United States191
- Computer security services based in Toronto, Canada169
- Computer security services based in Hyderabad, India156
- Computer security services based in Pune, India156
- Computer security services based in Sydney, Australia149
- Computer security services based in New Delhi, India130
- Computer security services based in Mumbai, India128
- Computer security services based in Melbourne, Australia120
- Computer security services based in Houston, United States113
- Computer security services based in Austin, United States109
- Computer security services based in Chennai, India106
- Computer security services based in Chicago, United States101
- Computer security services based in Noida, India99
- Computer security services based in Miami, United States98
- Computer security services based in Ahmedabad, India95
- Computer security services based in San Francisco, United States92
- Computer security services based in Atlanta, United States91
- Computer security services based in Montreal, Canada89
- Computer security services based in Dallas, United States87
- Computer security services based in Washington, United States84
- Computer security services based in Gurgaon, India83
- Computer security services based in Tampa, United States76
- Computer security services based in Rio De Janeiro, Brazil73
- Computer security services based in San Diego, United States65
- Computer security services based in Karachi, Pakistan62
- Computer security services based in Ottawa, Canada62
- Computer security services based in Calgary, Canada60
- Computer security services based in Los Angeles, United States58
- Computer security services based in Brisbane, Australia56
- Computer security services based in Boston, United States55
- Computer security services based in Manchester, United Kingdom53
- Computer security services based in Columbia, United States49
- Computer security services based in Charlotte, United States48
- Computer security services based in Denver, United States48
- Computer security services based in Arlington, United States47
- Computer security services based in Las Vegas, United States47
- Computer security services based in Orlando, United States46
- Computer security services based in Wilmington, United States46
- Computer security services based in Vancouver, Canada45
- Computer security services based in San Antonio, United States43
- Computer security services based in Phoenix, United States42
- Computer security services based in Reston, United States40
- Computer security services based in Seattle, United States40
- Computer security services based in Kolkata, India39
- Computer security services based in Belo Horizonte, Brazil36
- Computer security services based in Brasilia, Brazil35
- Computer security services based in Mississauga, Canada35
- Computer security services based in Sheridan, United States35
- Computer security services based in Mclean, United States34
- Computer security services based in Baltimore, United States33
- Computer security services based in Canberra, Australia33
- Computer security services based in Curitiba, Brazil33
- Computer security services based in Fairfax, United States33
- Computer security services based in San Jose, United States33
- Computer security services based in Scottsdale, United States31
- Computer security services based in Alexandria, United States30
- Computer security services based in Huntsville, United States30
- Computer security services based in Irvine, United States30
- Computer security services based in Raleigh, United States29
- Computer security services based in Colorado Springs, United States28
- Computer security services based in Fort Lauderdale, United States28
- Computer security services based in Birmingham, United Kingdom26
- Computer security services based in Dover, United States26
- Computer security services based in Pittsburgh, United States25
Questions about this company list
What does Exact match mean for computer security services?
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 computer security services did RevenueBase find worldwide?
The saved snapshot records 26,755 matching company records, 467,043 tracked contacts and 159,464 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 computer security services worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/computer-security-services.
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 computer security services worldwide
RevenueBase records 26,755 matching company records for computer security services worldwide, with 467,043 tracked contacts and 159,464 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 computer security services 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, CA, United StatesReported employees: 10001+ | Santa Clara, CA, United States | 10001+ | Exact match | 18,431 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 · September 21, 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 | 14,289 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 · September 21, 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 | Symantecbroadcom.com HQ: San Jose, CA, United StatesReported employees: 10001+ | San Jose, CA, United States | 10001+ | Exact match | 11,169 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Crowdstrikecrowdstrike.com HQ: Remote, United StatesReported employees: 5,001-10,000 | Remote, United States | 5,001-10,000 | Exact match | 10,118 contacts → |
“CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Comcast Businesscomcast.com HQ: Philadelphia, PA, United StatesReported employees: 10001+ | Philadelphia, PA, United States | 10001+ | Exact match | 8,242 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Check Point Softwarecheckpoint.com HQ: Redwood City, CA, United StatesReported employees: 5,001-10,000 | Redwood City, CA, United States | 5,001-10,000 | Exact match | 7,668 contacts → |
“Check Point Software Technologies Ltd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ELM Companyelm.sa HQ: Riyadh, Saudi ArabiaReported employees: 1,001-5,000 | Riyadh, Saudi Arabia | 1,001-5,000 | Exact match | 6,982 contacts → |
“Elm is the leading provider of innovative secure services & solutions to both public and private sectors in Saudi Arabia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Trend Microtrendmicro.com HQ: Yoyogi, JapanReported employees: 5,001-10,000 | Yoyogi, Japan | 5,001-10,000 | Exact match | 4,942 contacts → |
“We’re a global cybersecurity leader, helping to make the world safe for exchanging digital information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Kasperskykaspersky.com HQ: Stadtkreis 1 Altstadt, FranceReported employees: 5,001-10,000 | Stadtkreis 1 Altstadt, France | 5,001-10,000 | Exact match | 3,822 contacts → |
“Our mission is simple – building a safer world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Orange Cyberdefenseorangecyberdefense.com HQ: Nanterre, FranceReported employees: 1,001-5,000 | Nanterre, France | 1,001-5,000 | Exact match | 3,673 contacts → |
“Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Trellixtrellix.com HQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,447 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Qualysqualys.com HQ: Foster City, CA, United StatesReported employees: 1,001-5,000 | Foster City, CA, United States | 1,001-5,000 | Exact match | 3,058 contacts → |
“Qualys, Inc.(NASDAQ: QLYS) is a leading provider of disruptive cloud-based security, compliance and IT solutions with more than subscription customers worldwide, including a…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sentinelonesentinelone.com HQ: Mountain View, CA, United StatesReported employees: 1,001-5,000 | Mountain View, CA, United States | 1,001-5,000 | Exact match | 3,052 contacts → |
“SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sailpointsailpoint.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 2,886 contacts → |
“SailPoint equips the modern enterprise to seamlessly manage and secure access to applications and data through the lens of identity – at speed and scale.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Rapid7r-7.co HQ: Boston, MA, United StatesReported employees: 1,001-5,000 | Boston, MA, United States | 1,001-5,000 | Exact match | 2,822 contacts → |
“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | NIL LTDnil.com HQ: Ljubljana, SloveniaReported employees: Not recorded | Ljubljana, Slovenia | Not recorded | Exact match | 2,523 contacts → |
“NIL is a globally recognized provider of advanced data center, network, cloud, cyber security solutions as well as services for business and industry environments, state…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Darktracedarktrace.com HQ: Cambridge, United KingdomReported employees: 1,001-5,000 | Cambridge, United Kingdom | 1,001-5,000 | Exact match | 2,355 contacts → |
“Darktrace is a global leader in AI cybersecurity, providing the essential cybersecurity platform to secure organizations today and for an ever-changing future.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | OPTIVoptiv.com HQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,222 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Bitdefenderbitdefender.com HQ: Bucuresti, RomaniaReported employees: 1,001-5,000 | Bucuresti, Romania | 1,001-5,000 | Exact match | 2,172 contacts → |
“Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Barracudabarracuda.com HQ: Campbell, CA, United StatesReported employees: 1,001-5,000 | Campbell, CA, United States | 1,001-5,000 | Exact match | 2,157 contacts → |
“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Acronisacronis.com HQ: Schaffhausen, SwitzerlandReported employees: 1,001-5,000 | Schaffhausen, Switzerland | 1,001-5,000 | Exact match | 2,083 contacts → |
“Acronis is a global cyber protection company delivering the only natively integrated cybersecurity, data protection, and infrastructure management platform for managed service…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Inspira Enterpriseinspiraenterprise.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 1,773 contacts → |
“Inspira Enterprise is a global Cybersecurity & Data Analytics & AI services provider with a presence in North America, ASEAN, Middle East, India, and Africa regions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | ESETeset.com HQ: Bratislava, SlovakiaReported employees: 1,001-5,000 | Bratislava, Slovakia | 1,001-5,000 | Exact match | 1,719 contacts → |
“When technology enables progress, ESET is here to protect it.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 26,755 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Computer security services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
26,709 records in the displayed employee bands.
46 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 26,755 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Computer security services by location
135 lists · largest firstEvery Computer security services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Computer security services based in the United States6,248
- Computer security services based in India2,139
- Computer security services based in the United Kingdom1,495
- Computer security services based in Brazil987
- Computer security services based in Canada820
- Computer security services based in France813
- Computer security services based in Australia735
- Computer security services based in Germany673
- Computer security services based in Spain472
- Computer security services based in the United Arab Emirates429
- Computer security services based in Italy419
- Computer security services based in the Netherlands416
- Computer security services based in Mexico355
- Computer security services based in Türkiye325
- Computer security services based in South Africa300
- Computer security services based in Israel263
- Computer security services based in Switzerland226
- Computer security services based in Pakistan220
- Computer security services based in Poland210
- Computer security services based in Belgium204
- Computer security services based in Saudi Arabia202
- Computer security services based in Colombia198
- Computer security services based in Chile192
- Computer security services based in Singapore180
- Computer security services based in Argentina170
- Computer security services based in Indonesia161
- Computer security services based in Nigeria157
- Computer security services based in Sweden153
- Computer security services based in Kenya120
- Computer security services based in Malaysia119
- Computer security services based in Romania102
- Computer security services based in New Zealand99
- Computer security services based in Peru99
- Computer security services based in Austria98
- Computer security services based in Czechia96
- Computer security services based in Egypt94
- Computer security services based in Bangladesh92
- Computer security services based in Ireland90
- Computer security services based in Japan87
- Computer security services based in Denmark84
- Computer security services based in Portugal79
- Computer security services based in Morocco77
- Computer security services based in Ecuador74
- Computer security services based in Greece72
- Computer security services based in the Philippines72
- Computer security services based in Finland63
- Computer security services based in Hungary60
- Computer security services based in Thailand60
- Computer security services based in Ukraine59
- Computer security services based in Slovakia51
- Computer security services based in Ghana50
- Computer security services based in Bulgaria47
- Computer security services based in Qatar46
- Computer security services based in Sri Lanka46
- Computer security services based in Nepal45
- Computer security services based in Estonia44
- Computer security services based in Norway44
- Computer security services based in the Dominican Republic42
- Computer security services based in Vietnam41
- Computer security services based in Jordan40
- Computer security services based in Tunisia40
- Computer security services based in Hong Kong38
- Computer security services based in Luxembourg34
- Computer security services based in Panama33
- Computer security services based in Taiwan32
- Computer security services based in Costa Rica29
- Computer security services based in Venezuela26
- Computer security services based in Serbia25
Cities
- Computer security services based in London, United Kingdom534
- Computer security services based in Sao Paulo, Brazil275
- Computer security services based in Bangalore, India225
- Computer security services based in New York, United States191
- Computer security services based in Toronto, Canada169
- Computer security services based in Hyderabad, India156
- Computer security services based in Pune, India156
- Computer security services based in Sydney, Australia149
- Computer security services based in New Delhi, India130
- Computer security services based in Mumbai, India128
- Computer security services based in Melbourne, Australia120
- Computer security services based in Houston, United States113
- Computer security services based in Austin, United States109
- Computer security services based in Chennai, India106
- Computer security services based in Chicago, United States101
- Computer security services based in Noida, India99
- Computer security services based in Miami, United States98
- Computer security services based in Ahmedabad, India95
- Computer security services based in San Francisco, United States92
- Computer security services based in Atlanta, United States91
- Computer security services based in Montreal, Canada89
- Computer security services based in Dallas, United States87
- Computer security services based in Washington, United States84
- Computer security services based in Gurgaon, India83
- Computer security services based in Tampa, United States76
- Computer security services based in Rio De Janeiro, Brazil73
- Computer security services based in San Diego, United States65
- Computer security services based in Karachi, Pakistan62
- Computer security services based in Ottawa, Canada62
- Computer security services based in Calgary, Canada60
- Computer security services based in Los Angeles, United States58
- Computer security services based in Brisbane, Australia56
- Computer security services based in Boston, United States55
- Computer security services based in Manchester, United Kingdom53
- Computer security services based in Columbia, United States49
- Computer security services based in Charlotte, United States48
- Computer security services based in Denver, United States48
- Computer security services based in Arlington, United States47
- Computer security services based in Las Vegas, United States47
- Computer security services based in Orlando, United States46
- Computer security services based in Wilmington, United States46
- Computer security services based in Vancouver, Canada45
- Computer security services based in San Antonio, United States43
- Computer security services based in Phoenix, United States42
- Computer security services based in Reston, United States40
- Computer security services based in Seattle, United States40
- Computer security services based in Kolkata, India39
- Computer security services based in Belo Horizonte, Brazil36
- Computer security services based in Brasilia, Brazil35
- Computer security services based in Mississauga, Canada35
- Computer security services based in Sheridan, United States35
- Computer security services based in Mclean, United States34
- Computer security services based in Baltimore, United States33
- Computer security services based in Canberra, Australia33
- Computer security services based in Curitiba, Brazil33
- Computer security services based in Fairfax, United States33
- Computer security services based in San Jose, United States33
- Computer security services based in Scottsdale, United States31
- Computer security services based in Alexandria, United States30
- Computer security services based in Huntsville, United States30
- Computer security services based in Irvine, United States30
- Computer security services based in Raleigh, United States29
- Computer security services based in Colorado Springs, United States28
- Computer security services based in Fort Lauderdale, United States28
- Computer security services based in Birmingham, United Kingdom26
- Computer security services based in Dover, United States26
- Computer security services based in Pittsburgh, United States25
Questions about this company list
What does Exact match mean for computer security services?
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 computer security services did RevenueBase find worldwide?
The saved snapshot records 26,755 matching company records, 467,043 tracked contacts and 159,464 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 computer security services worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/computer-security-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗