Company lists · Data refreshed September 2026
Top 25 Information technology security companies worldwide
RevenueBase identified 23,358 company matches for information technology security companies worldwide as of September 2026 and tracks 352,356 professional contacts across them, including 114,310 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for information technology security companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 2026. Country and city lists for information technology security 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 information technology security companies 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 | 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 | |||||
| 6 | 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 | |||||
| 7 | 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 | |||||
| 8 | 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 | |||||
| 9 | 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 | |||||
| 10 | 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 | |||||
| 11 | 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 | |||||
| 12 | 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 | |||||
| 13 | 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 | |||||
| 14 | 1,648 contacts → | ||||
Exact match “Fortra delivers AI-amplified cybersecurity solutions that help organizations use and protect data with confidence.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 1,510 contacts → | ||||
Exact match “Quick Heal Technologies Limited is one of the leading providers of IT Security and Data Protection Solutions with a strong footprint in India and an evolving global presence.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 1,378 contacts → | ||||
Exact match “We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 1,297 contacts → | ||||
Exact match “Sangfor Technologies is a global leader in cybersecurity, cloud computing, and IT infrastructure, providing fully integrated and AI-driven solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 1,252 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 1,232 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 1,217 contacts → | ||||
Exact match “On Dec.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 1,159 contacts → | ||||
Exact match “Founded in Abu Dhabi in 2015, Tahaluf has quickly established itself as one of the nation's top cybersecurity and IT companies and the leading government solutions provider for…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 1,026 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 947 contacts → | ||||
Exact match “Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 904 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 888 contacts → | ||||
Exact match “Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” 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 “information technology security 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 23,358 information technology security companies worldwide
See the full list, filter by size, metro and specialty, and access 114,310 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Information technology security companies 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 information technology security companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “information technology security 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 114,310 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.
Information technology security companies by location
125 lists · largest firstEvery Information technology security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Information technology security companies based in the United States5,420
- Information technology security companies based in India1,909
- Information technology security companies based in the United Kingdom1,297
- Information technology security companies based in Brazil866
- Information technology security companies based in Canada737
- Information technology security companies based in France710
- Information technology security companies based in Australia695
- Information technology security companies based in Germany613
- Information technology security companies based in the United Arab Emirates395
- Information technology security companies based in Spain391
- Information technology security companies based in the Netherlands376
- Information technology security companies based in Italy364
- Information technology security companies based in Mexico320
- Information technology security companies based in Türkiye300
- Information technology security companies based in South Africa263
- Information technology security companies based in Pakistan199
- Information technology security companies based in Switzerland198
- Information technology security companies based in Israel197
- Information technology security companies based in Colombia186
- Information technology security companies based in Poland182
- Information technology security companies based in Saudi Arabia181
- Information technology security companies based in Belgium174
- Information technology security companies based in Chile163
- Information technology security companies based in Sweden149
- Information technology security companies based in Singapore148
- Information technology security companies based in Indonesia135
- Information technology security companies based in Nigeria135
- Information technology security companies based in Argentina130
- Information technology security companies based in Kenya99
- Information technology security companies based in Malaysia99
- Information technology security companies based in Austria95
- Information technology security companies based in Romania90
- Information technology security companies based in New Zealand84
- Information technology security companies based in Peru83
- Information technology security companies based in Egypt81
- Information technology security companies based in Czechia77
- Information technology security companies based in Ireland72
- Information technology security companies based in Ecuador70
- Information technology security companies based in Denmark69
- Information technology security companies based in Morocco68
- Information technology security companies based in Portugal68
- Information technology security companies based in Japan67
- Information technology security companies based in the Philippines65
- Information technology security companies based in Greece60
- Information technology security companies based in Hungary60
- Information technology security companies based in Finland57
- Information technology security companies based in Thailand52
- Information technology security companies based in Sri Lanka49
- Information technology security companies based in Ukraine47
- Information technology security companies based in Ghana46
- Information technology security companies based in Slovakia46
- Information technology security companies based in Tunisia44
- Information technology security companies based in Bulgaria43
- Information technology security companies based in the Dominican Republic41
- Information technology security companies based in Qatar40
- Information technology security companies based in Jordan37
- Information technology security companies based in Norway37
- Information technology security companies based in Estonia36
- Information technology security companies based in Luxembourg32
- Information technology security companies based in South Korea30
- Information technology security companies based in Taiwan30
- Information technology security companies based in Hong Kong28
- Information technology security companies based in Costa Rica26
- Information technology security companies based in Cyprus25
Cities
- Information technology security companies based in London, United Kingdom478
- Information technology security companies based in Sao Paulo, Brazil243
- Information technology security companies based in Bangalore, India203
- Information technology security companies based in New York, United States151
- Information technology security companies based in Toronto, Canada147
- Information technology security companies based in Hyderabad, India145
- Information technology security companies based in Pune, India142
- Information technology security companies based in Sydney, Australia137
- Information technology security companies based in Melbourne, Australia124
- Information technology security companies based in Mumbai, India122
- Information technology security companies based in New Delhi, India119
- Information technology security companies based in Houston, United States102
- Information technology security companies based in Chennai, India100
- Information technology security companies based in Miami, United States90
- Information technology security companies based in Washington, United States90
- Information technology security companies based in Chicago, United States89
- Information technology security companies based in Noida, India87
- Information technology security companies based in Atlanta, United States86
- Information technology security companies based in Austin, United States83
- Information technology security companies based in Montreal, Canada83
- Information technology security companies based in Dallas, United States81
- Information technology security companies based in Ahmedabad, India80
- Information technology security companies based in Gurgaon, India78
- Information technology security companies based in Tampa, United States74
- Information technology security companies based in Calgary, Canada65
- Information technology security companies based in San Francisco, United States65
- Information technology security companies based in Rio De Janeiro, Brazil64
- Information technology security companies based in Ottawa, Canada60
- Information technology security companies based in Brisbane, Australia55
- Information technology security companies based in Karachi, Pakistan54
- Information technology security companies based in Manchester, United Kingdom51
- Information technology security companies based in Los Angeles, United States47
- Information technology security companies based in Arlington, United States45
- Information technology security companies based in Charlotte, United States45
- Information technology security companies based in Orlando, United States45
- Information technology security companies based in San Diego, United States45
- Information technology security companies based in Denver, United States42
- Information technology security companies based in Las Vegas, United States42
- Information technology security companies based in Boston, United States41
- Information technology security companies based in San Antonio, United States41
- Information technology security companies based in Vancouver, Canada41
- Information technology security companies based in Columbia, United States39
- Information technology security companies based in Brasilia, Brazil36
- Information technology security companies based in Phoenix, United States35
- Information technology security companies based in Alexandria, United States34
- Information technology security companies based in Canberra, Australia34
- Information technology security companies based in Belo Horizonte, Brazil33
- Information technology security companies based in Baltimore, United States31
- Information technology security companies based in Seattle, United States31
- Information technology security companies based in Reston, United States30
- Information technology security companies based in Wilmington, United States30
- Information technology security companies based in Fairfax, United States29
- Information technology security companies based in Birmingham, United Kingdom28
- Information technology security companies based in Mclean, United States27
- Information technology security companies based in San Jose, United States27
- Information technology security companies based in Scottsdale, United States27
- Information technology security companies based in Mississauga, Canada26
- Information technology security companies based in Curitiba, Brazil25
- Information technology security companies based in Irvine, United States25
- Information technology security companies based in Pittsburgh, United States25
- Information technology security companies based in Raleigh, 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 “information technology security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many information technology security companies are there worldwide?
RevenueBase identified 23,358 company matches for information technology security companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
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 information technology security companies?
The United States leads with 5,420 companies, followed by India (1,909) and the United Kingdom (1,297). Every information technology security companies list by country and city is linked on this page.
Which city has the most information technology security companies?
London leads with 488 company records, followed by Sao Paulo (243) and Dubai (236).
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 114,310 professional contacts with verified work emails tracked across these 23,358 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 23,358 information technology security companies worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
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 information technology security 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 23,358 matching company records for information technology security companies worldwide, with 352,356 tracked contacts and 114,310 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 information technology security 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, 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 | 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. | |||||
| 6 |  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. | |||||
| 7 |  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. | |||||
| 8 |  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. | |||||
| 9 |  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. | |||||
| 10 |  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. | |||||
| 11 |  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. | |||||
| 12 |  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. | |||||
| 13 |  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. | |||||
| 14 |  Fortrafortra.comHQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 1,648 contacts → |
“Fortra delivers AI-amplified cybersecurity solutions that help organizations use and protect data with confidence.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Quick Healquickheal.comHQ: Pune, IndiaReported employees: 1,001-5,000 | Pune, India | 1,001-5,000 | Exact match | 1,510 contacts → |
“Quick Heal Technologies Limited is one of the leading providers of IT Security and Data Protection Solutions with a strong footprint in India and an evolving global presence.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Site سايتsite.saHQ: Al Nakheel, Saudi ArabiaReported employees: 501-1,000 | Al Nakheel, Saudi Arabia | 501-1,000 | Exact match | 1,378 contacts → |
“We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Sangfor Technologiessangfor.comHQ: Shenzhen, ChinaReported employees: 5,001-10,000 | Shenzhen, China | 5,001-10,000 | Exact match | 1,297 contacts → |
“Sangfor Technologies is a global leader in cybersecurity, cloud computing, and IT infrastructure, providing fully integrated and AI-driven solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Thales Cybersecurity Productscpl.thalesgroup.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,252 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Guidepoint Securityguidepointsecurity.comHQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,232 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Impervaimperva.comHQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 1,217 contacts → |
“On Dec.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Abu Dhabi, United Arab EmiratesReported employees: 501-1,000 | Abu Dhabi, United Arab Emirates | 501-1,000 | Exact match | 1,159 contacts → |
“Founded in Abu Dhabi in 2015, Tahaluf has quickly established itself as one of the nation's top cybersecurity and IT companies and the leading government solutions provider for…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Irdetoirdeto.comHQ: Hoofddorp, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, Netherlands | 1,001-5,000 | Exact match | 1,026 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Coalfirecoalfire.comHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 947 contacts → |
“Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Zerofoxzerofox.comHQ: Baltimore, MD, United StatesReported employees: 501-1,000 | Baltimore, MD, United States | 501-1,000 | Exact match | 904 contacts → |
“ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Ensign Infosecurityensigninfosecurity.comHQ: SingaporeReported employees: 501-1,000 | Singapore | 501-1,000 | Exact match | 888 contacts → |
“Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 23,358 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Information technology security companies: 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
23,320 records in the displayed employee bands.
38 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 23,358 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 ↗
Information technology security companies by location
125 lists · largest firstEvery Information technology security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Information technology security companies based in the United States5,420
- Information technology security companies based in India1,909
- Information technology security companies based in the United Kingdom1,297
- Information technology security companies based in Brazil866
- Information technology security companies based in Canada737
- Information technology security companies based in France710
- Information technology security companies based in Australia695
- Information technology security companies based in Germany613
- Information technology security companies based in the United Arab Emirates395
- Information technology security companies based in Spain391
- Information technology security companies based in the Netherlands376
- Information technology security companies based in Italy364
- Information technology security companies based in Mexico320
- Information technology security companies based in Türkiye300
- Information technology security companies based in South Africa263
- Information technology security companies based in Pakistan199
- Information technology security companies based in Switzerland198
- Information technology security companies based in Israel197
- Information technology security companies based in Colombia186
- Information technology security companies based in Poland182
- Information technology security companies based in Saudi Arabia181
- Information technology security companies based in Belgium174
- Information technology security companies based in Chile163
- Information technology security companies based in Sweden149
- Information technology security companies based in Singapore148
- Information technology security companies based in Indonesia135
- Information technology security companies based in Nigeria135
- Information technology security companies based in Argentina130
- Information technology security companies based in Kenya99
- Information technology security companies based in Malaysia99
- Information technology security companies based in Austria95
- Information technology security companies based in Romania90
- Information technology security companies based in New Zealand84
- Information technology security companies based in Peru83
- Information technology security companies based in Egypt81
- Information technology security companies based in Czechia77
- Information technology security companies based in Ireland72
- Information technology security companies based in Ecuador70
- Information technology security companies based in Denmark69
- Information technology security companies based in Morocco68
- Information technology security companies based in Portugal68
- Information technology security companies based in Japan67
- Information technology security companies based in the Philippines65
- Information technology security companies based in Greece60
- Information technology security companies based in Hungary60
- Information technology security companies based in Finland57
- Information technology security companies based in Thailand52
- Information technology security companies based in Sri Lanka49
- Information technology security companies based in Ukraine47
- Information technology security companies based in Ghana46
- Information technology security companies based in Slovakia46
- Information technology security companies based in Tunisia44
- Information technology security companies based in Bulgaria43
- Information technology security companies based in the Dominican Republic41
- Information technology security companies based in Qatar40
- Information technology security companies based in Jordan37
- Information technology security companies based in Norway37
- Information technology security companies based in Estonia36
- Information technology security companies based in Luxembourg32
- Information technology security companies based in South Korea30
- Information technology security companies based in Taiwan30
- Information technology security companies based in Hong Kong28
- Information technology security companies based in Costa Rica26
- Information technology security companies based in Cyprus25
Cities
- Information technology security companies based in London, United Kingdom478
- Information technology security companies based in Sao Paulo, Brazil243
- Information technology security companies based in Bangalore, India203
- Information technology security companies based in New York, United States151
- Information technology security companies based in Toronto, Canada147
- Information technology security companies based in Hyderabad, India145
- Information technology security companies based in Pune, India142
- Information technology security companies based in Sydney, Australia137
- Information technology security companies based in Melbourne, Australia124
- Information technology security companies based in Mumbai, India122
- Information technology security companies based in New Delhi, India119
- Information technology security companies based in Houston, United States102
- Information technology security companies based in Chennai, India100
- Information technology security companies based in Miami, United States90
- Information technology security companies based in Washington, United States90
- Information technology security companies based in Chicago, United States89
- Information technology security companies based in Noida, India87
- Information technology security companies based in Atlanta, United States86
- Information technology security companies based in Austin, United States83
- Information technology security companies based in Montreal, Canada83
- Information technology security companies based in Dallas, United States81
- Information technology security companies based in Ahmedabad, India80
- Information technology security companies based in Gurgaon, India78
- Information technology security companies based in Tampa, United States74
- Information technology security companies based in Calgary, Canada65
- Information technology security companies based in San Francisco, United States65
- Information technology security companies based in Rio De Janeiro, Brazil64
- Information technology security companies based in Ottawa, Canada60
- Information technology security companies based in Brisbane, Australia55
- Information technology security companies based in Karachi, Pakistan54
- Information technology security companies based in Manchester, United Kingdom51
- Information technology security companies based in Los Angeles, United States47
- Information technology security companies based in Arlington, United States45
- Information technology security companies based in Charlotte, United States45
- Information technology security companies based in Orlando, United States45
- Information technology security companies based in San Diego, United States45
- Information technology security companies based in Denver, United States42
- Information technology security companies based in Las Vegas, United States42
- Information technology security companies based in Boston, United States41
- Information technology security companies based in San Antonio, United States41
- Information technology security companies based in Vancouver, Canada41
- Information technology security companies based in Columbia, United States39
- Information technology security companies based in Brasilia, Brazil36
- Information technology security companies based in Phoenix, United States35
- Information technology security companies based in Alexandria, United States34
- Information technology security companies based in Canberra, Australia34
- Information technology security companies based in Belo Horizonte, Brazil33
- Information technology security companies based in Baltimore, United States31
- Information technology security companies based in Seattle, United States31
- Information technology security companies based in Reston, United States30
- Information technology security companies based in Wilmington, United States30
- Information technology security companies based in Fairfax, United States29
- Information technology security companies based in Birmingham, United Kingdom28
- Information technology security companies based in Mclean, United States27
- Information technology security companies based in San Jose, United States27
- Information technology security companies based in Scottsdale, United States27
- Information technology security companies based in Mississauga, Canada26
- Information technology security companies based in Curitiba, Brazil25
- Information technology security companies based in Irvine, United States25
- Information technology security companies based in Pittsburgh, United States25
- Information technology security companies based in Raleigh, United States25
Questions about this company list
What does Exact match mean for information technology security 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 information technology security companies did RevenueBase find worldwide?
The saved snapshot records 23,358 matching company records, 352,356 tracked contacts and 114,310 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 information technology security companies worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/information-technology-security-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 information technology security companies worldwide
RevenueBase records 23,358 matching company records for information technology security companies worldwide, with 352,356 tracked contacts and 114,310 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 information technology security 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, 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 | 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. | |||||
| 6 | 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. | |||||
| 7 | 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. | |||||
| 8 | 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. | |||||
| 9 | 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. | |||||
| 10 | 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. | |||||
| 11 | 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. | |||||
| 12 | 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. | |||||
| 13 | 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. | |||||
| 14 | Fortrafortra.com HQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 1,648 contacts → |
“Fortra delivers AI-amplified cybersecurity solutions that help organizations use and protect data with confidence.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Quick Healquickheal.com HQ: Pune, IndiaReported employees: 1,001-5,000 | Pune, India | 1,001-5,000 | Exact match | 1,510 contacts → |
“Quick Heal Technologies Limited is one of the leading providers of IT Security and Data Protection Solutions with a strong footprint in India and an evolving global presence.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Site سايتsite.sa HQ: Al Nakheel, Saudi ArabiaReported employees: 501-1,000 | Al Nakheel, Saudi Arabia | 501-1,000 | Exact match | 1,378 contacts → |
“We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Sangfor Technologiessangfor.com HQ: Shenzhen, ChinaReported employees: 5,001-10,000 | Shenzhen, China | 5,001-10,000 | Exact match | 1,297 contacts → |
“Sangfor Technologies is a global leader in cybersecurity, cloud computing, and IT infrastructure, providing fully integrated and AI-driven solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | 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 | 1,252 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Guidepoint Securityguidepointsecurity.com HQ: Reston, VA, United StatesReported employees: 1,001-5,000 | Reston, VA, United States | 1,001-5,000 | Exact match | 1,232 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Impervaimperva.com HQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 1,217 contacts → |
“On Dec.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Abu Dhabi, United Arab EmiratesReported employees: 501-1,000 | Abu Dhabi, United Arab Emirates | 501-1,000 | Exact match | 1,159 contacts → |
“Founded in Abu Dhabi in 2015, Tahaluf has quickly established itself as one of the nation's top cybersecurity and IT companies and the leading government solutions provider for…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Irdetoirdeto.com HQ: Hoofddorp, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, Netherlands | 1,001-5,000 | Exact match | 1,026 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Coalfirecoalfire.com HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 947 contacts → |
“Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Zerofoxzerofox.com HQ: Baltimore, MD, United StatesReported employees: 501-1,000 | Baltimore, MD, United States | 501-1,000 | Exact match | 904 contacts → |
“ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Ensign Infosecurityensigninfosecurity.com HQ: SingaporeReported employees: 501-1,000 | Singapore | 501-1,000 | Exact match | 888 contacts → |
“Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 23,358 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Information technology security companies: 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
23,320 records in the displayed employee bands.
38 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 23,358 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 ↗
Information technology security companies by location
125 lists · largest firstEvery Information technology security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Information technology security companies based in the United States5,420
- Information technology security companies based in India1,909
- Information technology security companies based in the United Kingdom1,297
- Information technology security companies based in Brazil866
- Information technology security companies based in Canada737
- Information technology security companies based in France710
- Information technology security companies based in Australia695
- Information technology security companies based in Germany613
- Information technology security companies based in the United Arab Emirates395
- Information technology security companies based in Spain391
- Information technology security companies based in the Netherlands376
- Information technology security companies based in Italy364
- Information technology security companies based in Mexico320
- Information technology security companies based in Türkiye300
- Information technology security companies based in South Africa263
- Information technology security companies based in Pakistan199
- Information technology security companies based in Switzerland198
- Information technology security companies based in Israel197
- Information technology security companies based in Colombia186
- Information technology security companies based in Poland182
- Information technology security companies based in Saudi Arabia181
- Information technology security companies based in Belgium174
- Information technology security companies based in Chile163
- Information technology security companies based in Sweden149
- Information technology security companies based in Singapore148
- Information technology security companies based in Indonesia135
- Information technology security companies based in Nigeria135
- Information technology security companies based in Argentina130
- Information technology security companies based in Kenya99
- Information technology security companies based in Malaysia99
- Information technology security companies based in Austria95
- Information technology security companies based in Romania90
- Information technology security companies based in New Zealand84
- Information technology security companies based in Peru83
- Information technology security companies based in Egypt81
- Information technology security companies based in Czechia77
- Information technology security companies based in Ireland72
- Information technology security companies based in Ecuador70
- Information technology security companies based in Denmark69
- Information technology security companies based in Morocco68
- Information technology security companies based in Portugal68
- Information technology security companies based in Japan67
- Information technology security companies based in the Philippines65
- Information technology security companies based in Greece60
- Information technology security companies based in Hungary60
- Information technology security companies based in Finland57
- Information technology security companies based in Thailand52
- Information technology security companies based in Sri Lanka49
- Information technology security companies based in Ukraine47
- Information technology security companies based in Ghana46
- Information technology security companies based in Slovakia46
- Information technology security companies based in Tunisia44
- Information technology security companies based in Bulgaria43
- Information technology security companies based in the Dominican Republic41
- Information technology security companies based in Qatar40
- Information technology security companies based in Jordan37
- Information technology security companies based in Norway37
- Information technology security companies based in Estonia36
- Information technology security companies based in Luxembourg32
- Information technology security companies based in South Korea30
- Information technology security companies based in Taiwan30
- Information technology security companies based in Hong Kong28
- Information technology security companies based in Costa Rica26
- Information technology security companies based in Cyprus25
Cities
- Information technology security companies based in London, United Kingdom478
- Information technology security companies based in Sao Paulo, Brazil243
- Information technology security companies based in Bangalore, India203
- Information technology security companies based in New York, United States151
- Information technology security companies based in Toronto, Canada147
- Information technology security companies based in Hyderabad, India145
- Information technology security companies based in Pune, India142
- Information technology security companies based in Sydney, Australia137
- Information technology security companies based in Melbourne, Australia124
- Information technology security companies based in Mumbai, India122
- Information technology security companies based in New Delhi, India119
- Information technology security companies based in Houston, United States102
- Information technology security companies based in Chennai, India100
- Information technology security companies based in Miami, United States90
- Information technology security companies based in Washington, United States90
- Information technology security companies based in Chicago, United States89
- Information technology security companies based in Noida, India87
- Information technology security companies based in Atlanta, United States86
- Information technology security companies based in Austin, United States83
- Information technology security companies based in Montreal, Canada83
- Information technology security companies based in Dallas, United States81
- Information technology security companies based in Ahmedabad, India80
- Information technology security companies based in Gurgaon, India78
- Information technology security companies based in Tampa, United States74
- Information technology security companies based in Calgary, Canada65
- Information technology security companies based in San Francisco, United States65
- Information technology security companies based in Rio De Janeiro, Brazil64
- Information technology security companies based in Ottawa, Canada60
- Information technology security companies based in Brisbane, Australia55
- Information technology security companies based in Karachi, Pakistan54
- Information technology security companies based in Manchester, United Kingdom51
- Information technology security companies based in Los Angeles, United States47
- Information technology security companies based in Arlington, United States45
- Information technology security companies based in Charlotte, United States45
- Information technology security companies based in Orlando, United States45
- Information technology security companies based in San Diego, United States45
- Information technology security companies based in Denver, United States42
- Information technology security companies based in Las Vegas, United States42
- Information technology security companies based in Boston, United States41
- Information technology security companies based in San Antonio, United States41
- Information technology security companies based in Vancouver, Canada41
- Information technology security companies based in Columbia, United States39
- Information technology security companies based in Brasilia, Brazil36
- Information technology security companies based in Phoenix, United States35
- Information technology security companies based in Alexandria, United States34
- Information technology security companies based in Canberra, Australia34
- Information technology security companies based in Belo Horizonte, Brazil33
- Information technology security companies based in Baltimore, United States31
- Information technology security companies based in Seattle, United States31
- Information technology security companies based in Reston, United States30
- Information technology security companies based in Wilmington, United States30
- Information technology security companies based in Fairfax, United States29
- Information technology security companies based in Birmingham, United Kingdom28
- Information technology security companies based in Mclean, United States27
- Information technology security companies based in San Jose, United States27
- Information technology security companies based in Scottsdale, United States27
- Information technology security companies based in Mississauga, Canada26
- Information technology security companies based in Curitiba, Brazil25
- Information technology security companies based in Irvine, United States25
- Information technology security companies based in Pittsburgh, United States25
- Information technology security companies based in Raleigh, United States25
Questions about this company list
What does Exact match mean for information technology security 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 information technology security companies did RevenueBase find worldwide?
The saved snapshot records 23,358 matching company records, 352,356 tracked contacts and 114,310 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 information technology security companies worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/information-technology-security-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗