Company lists · Data refreshed November 2026
Top 25 Information security companies worldwide
RevenueBase identified 24,194 company matches for information security companies worldwide as of November 2026 and tracks 385,741 professional contacts across them, including 125,202 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for information 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 November 4, 2026. Country and city lists for information 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 security companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 21,906 contacts → | ||||
Exact match “Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 2 | 15,414 contacts → | ||||
Exact match “Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 3 | 13,149 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 4 | 11,878 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 · Nov 4, 2026 · View company records in RevenueBase | |||||
| 5 | 5,283 contacts → | ||||
Exact match “Sophos, a global cybersecurity leader, defends more than organizations worldwide with Sophos Fusion, the industry's first and most complete AI-native cybersecurity defense system…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 6 | 3,977 contacts → | ||||
Exact match “Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 7 | 3,593 contacts → | ||||
Exact match “Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 8 | 3,510 contacts → | ||||
Exact match “Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 9 | 3,342 contacts → | ||||
Exact match “We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 10 | 2,797 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 · Nov 4, 2026 · View company records in RevenueBase | |||||
| 11 | 2,408 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 · Nov 4, 2026 · View company records in RevenueBase | |||||
| 12 | 2,274 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 · Nov 4, 2026 · View company records in RevenueBase | |||||
| 13 | 2,171 contacts → | ||||
Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 14 | 1,859 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 · Nov 4, 2026 · View company records in RevenueBase | |||||
| 15 | 1,691 contacts → | ||||
Exact match “Fortra delivers AI-amplified data security solutions that help organizations use and protect data with confidence.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 16 | 1,514 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 · Nov 4, 2026 · View company records in RevenueBase | |||||
| 17 | 1,413 contacts → | ||||
Exact match “Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 18 | 1,403 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 · Nov 4, 2026 · View company records in RevenueBase | |||||
| 19 | 1,346 contacts → | ||||
Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 20 | 1,226 contacts → | ||||
Exact match “Druva is the leading provider of data security solutions, empowering customers to secure and recover their data from all threats.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 21 | 1,192 contacts → | ||||
Exact match “On Dec.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 22 | 1,174 contacts → | ||||
Exact match “WatchGuard® Technologies, Inc.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 23 | 1,169 contacts → | ||||
Exact match “We are now officially Skyhigh Security!” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 24 | 1,091 contacts → | ||||
Exact match “Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase | |||||
| 25 | 989 contacts → | ||||
Exact match “Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” Recorded in the RevenueBase company graph · Nov 4, 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 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 24,194 information security companies worldwide
See the full list, filter by size, metro and specialty, and access 125,202 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Information security companies worldwide at a glance
As of Nov 4, 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 security companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “information 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 125,202 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 4, 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 security companies by location
174 lists · largest firstEvery Information security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Information security companies based in the United States5,586
- Information security companies based in India2,022
- Information security companies based in the United Kingdom1,407
- Information security companies based in Brazil817
- Information security companies based in Canada736
- Information security companies based in Australia719
- Information security companies based in France716
- Information security companies based in Germany647
- Information security companies based in the United Arab Emirates403
- Information security companies based in Spain399
- Information security companies based in the Netherlands378
- Information security companies based in Italy339
- Information security companies based in Mexico327
- Information security companies based in Türkiye269
- Information security companies based in South Africa246
- Information security companies based in Israel221
- Information security companies based in Switzerland211
- Information security companies based in Poland195
- Information security companies based in Pakistan194
- Information security companies based in Colombia193
- Information security companies based in Saudi Arabia179
- Information security companies based in Chile175
- Information security companies based in Belgium165
- Information security companies based in Nigeria160
- Information security companies based in Sweden158
- Information security companies based in Indonesia151
- Information security companies based in Singapore133
- Information security companies based in Argentina121
- Information security companies based in Austria95
- Information security companies based in Malaysia92
- Information security companies based in Kenya91
- Information security companies based in Romania89
- Information security companies based in Bangladesh87
- Information security companies based in New Zealand87
- Information security companies based in Peru76
- Information security companies based in Portugal76
- Information security companies based in Czechia74
- Information security companies based in Egypt73
- Information security companies based in Ecuador71
- Information security companies based in Ireland71
- Information security companies based in Denmark70
- Information security companies based in Morocco70
- Information security companies based in Japan69
- Information security companies based in the Philippines64
- Information security companies based in Finland62
- Information security companies based in Greece59
- Information security companies based in Hungary58
- Information security companies based in Estonia56
- Information security companies based in Ukraine54
- Information security companies based in Thailand53
- Information security companies based in Qatar49
- Information security companies based in Norway48
- Information security companies based in Sri Lanka47
- Information security companies based in Slovakia45
- Information security companies based in Bulgaria44
- Information security companies based in Hong Kong38
- Information security companies based in Nepal35
- Information security companies based in Jordan34
- Information security companies based in Luxembourg34
- Information security companies based in South Korea32
- Information security companies based in Vietnam32
- Information security companies based in Taiwan29
- Information security companies based in Costa Rica28
Cities
- Information security companies based in London, United Kingdom544
- Information security companies based in Sao Paulo, Brazil270
- Information security companies based in Dubai, United Arab Emirates261
- Information security companies based in Bangalore, India228
- Information security companies based in New York, United States208
- Information security companies based in Paris, France201
- Information security companies based in Hyderabad, India167
- Information security companies based in Pune, India164
- Information security companies based in Toronto, Canada164
- Information security companies based in Sydney, Australia151
- Information security companies based in Melbourne, Australia140
- Information security companies based in Mumbai, India133
- Information security companies based in Riyadh, Saudi Arabia121
- Information security companies based in Singapore, Singapore120
- Information security companies based in New Delhi, India119
- Information security companies based in Madrid, Spain109
- Information security companies based in Austin, United States102
- Information security companies based in Atlanta, United States100
- Information security companies based in Houston, United States98
- Information security companies based in Washington, United States98
- Information security companies based in Istanbul, Türkiye96
- Information security companies based in Chennai, India94
- Information security companies based in Miami, United States91
- Information security companies based in Noida, India91
- Information security companies based in Chicago, United States90
- Information security companies based in Mexico City, Mexico90
- Information security companies based in Montreal, Canada89
- Information security companies based in Dallas, United States84
- Information security companies based in Nairobi, Kenya80
- Information security companies based in Ahmedabad, India79
- Information security companies based in San Francisco, United States76
- Information security companies based in Warsaw, Poland75
- Information security companies based in Tampa, United States70
- Information security companies based in Gurgaon, India68
- Information security companies based in Stockholm, Sweden68
- Information security companies based in Johannesburg, South Africa65
- Information security companies based in Calgary, Canada64
- Information security companies based in Ottawa, Canada64
- Information security companies based in Berlin, Germany63
- Information security companies based in Santiago, Chile63
- Information security companies based in Brisbane, Australia62
- Information security companies based in Rio De Janeiro, Brazil61
- Information security companies based in Barcelona, Spain60
- Information security companies based in Bogota, Colombia59
- Information security companies based in Buenos Aires, Argentina57
- Information security companies based in Los Angeles, United States56
- Information security companies based in Manchester, United Kingdom54
- Information security companies based in Tel Aviv, Israel54
- Information security companies based in Karachi, Pakistan53
- Information security companies based in San Diego, United States53
- Information security companies based in Delhi, India52
- Information security companies based in Denver, United States52
- Information security companies based in Dhaka, Bangladesh52
- Information security companies based in Boston, United States51
- Information security companies based in Munich, Germany51
- Information security companies based in Rome, Italy51
- Information security companies based in Columbia, United States50
- Information security companies based in Charlotte, United States49
- Information security companies based in Lagos, Nigeria48
- Information security companies based in Orlando, United States48
- Information security companies based in Arlington, United States47
- Information security companies based in Phoenix, United States46
- Information security companies based in Prague, Czechia45
- Information security companies based in Bucharest, Romania44
- Information security companies based in Lima, Peru43
- Information security companies based in Reston, United States43
- Information security companies based in San Antonio, United States43
- Information security companies based in Las Vegas, United States42
- Information security companies based in Tallinn, Estonia42
- Information security companies based in Quito, Ecuador41
- Information security companies based in Seattle, United States41
- Information security companies based in Ankara, Türkiye40
- Information security companies based in Jakarta, Indonesia40
- Information security companies based in Kolkata, India40
- Information security companies based in Amsterdam, Netherlands39
- Information security companies based in Canberra, Australia39
- Information security companies based in Vienna, Austria38
- Information security companies based in Brasilia, Brazil37
- Information security companies based in Cairo, Egypt37
- Information security companies based in Alexandria, United States36
- Information security companies based in Auckland, New Zealand36
- Information security companies based in Bangkok, Thailand36
- Information security companies based in Milan, Italy36
- Information security companies based in Sheridan, United States36
- Information security companies based in Cape Town, South Africa35
- Information security companies based in Vancouver, Canada35
- Information security companies based in Perth, Australia33
- Information security companies based in Belo Horizonte, Brazil32
- Information security companies based in Birmingham, United Kingdom32
- Information security companies based in Fairfax, United States32
- Information security companies based in Kyiv, Ukraine32
- Information security companies based in Zurich, Switzerland32
- Information security companies based in Baltimore, United States31
- Information security companies based in Kuala Lumpur, Malaysia30
- Information security companies based in Scottsdale, United States30
- Information security companies based in Athens, Greece29
- Information security companies based in Frankfurt, Germany29
- Information security companies based in Plano, United States29
- Information security companies based in Raleigh, United States29
- Information security companies based in Doha, Qatar28
- Information security companies based in Huntsville, United States28
- Information security companies based in Mclean, United States27
- Information security companies based in Navi Mumbai, India27
- Information security companies based in San Jose, United States27
- Information security companies based in Amman, Jordan26
- Information security companies based in Curitiba, Brazil26
- Information security companies based in Kathmandu, Nepal26
- Information security companies based in Porto Alegre, Brazil26
- Information security companies based in Wellington, New Zealand26
- Information security companies based in Wilmington, United States26
- Information security companies based in Bratislava, Slovakia25
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 security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many information security companies are there worldwide?
RevenueBase identified 24,194 company matches for information security companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Palo Alto Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most information security companies?
The United States leads with 5,586 companies, followed by India (2,022) and the United Kingdom (1,407). Every information security companies list by country and city is linked on this page.
Which city has the most information security companies?
London leads with 558 company records, followed by Sao Paulo (270) 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 125,202 professional contacts with verified work emails tracked across these 24,194 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 4, 2026.
Ready to reach these companies? Verified emails and direct dials for all 24,194 information security companies 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.
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Company intelligence · public preview
Top 25 information 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 24,194 matching company records for information security companies worldwide, with 385,741 tracked contacts and 125,202 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 4, 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 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, United StatesReported employees: 10001+ | Santa Clara, United States | 10001+ | Exact match | 21,906 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Fortinetfortinet.comHQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 15,414 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Private Sectorlockervault.comHQ: United StatesReported employees: Not recorded | United States | Not recorded | Exact match | 13,149 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 |  Symantecbroadcom.comHQ: San Jose, CA, United StatesReported employees: 10001+ | San Jose, CA, United States | 10001+ | Exact match | 11,878 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Sophossophos.comHQ: Abingdon, United KingdomReported employees: 5,001-10,000 | Abingdon, United Kingdom | 5,001-10,000 | Exact match | 5,283 contacts → |
“Sophos, a global cybersecurity leader, defends more than organizations worldwide with Sophos Fusion, the industry's first and most complete AI-native cybersecurity defense system…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Orange Cyberdefenseorangecyberdefense.comHQ: Nanterre, FranceReported employees: 1,001-5,000 | Nanterre, France | 1,001-5,000 | Exact match | 3,977 contacts → |
“Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Sicuritalia S.P.Asicuritalia.itHQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 3,593 contacts → |
“Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Trellixtrellix.comHQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,510 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Bugcrowdbugcrowd.comHQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 3,342 contacts → |
“We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Trend Microtrendmicro.com HQ: Yoyogi, JapanReported employees: 5,001-10,000 | Yoyogi, Japan | 5,001-10,000 | Exact match | 2,797 contacts → |
“We’re a global cybersecurity leader, helping to make the world safe for exchanging digital information.” Recorded description excerpt · November 4, 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 | 2,408 contacts → |
“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Bitdefenderbitdefender.comHQ: Bucharest, RomaniaReported employees: 1,001-5,000 | Bucharest, Romania | 1,001-5,000 | Exact match | 2,274 contacts → |
“Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  OPTIVoptiv.comHQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,171 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Inspira Enterpriseinspiraenterprise.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 1,859 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 · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Fortrafortra.comHQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 1,691 contacts → |
“Fortra delivers AI-amplified data security solutions that help organizations use and protect data with confidence.” Recorded description excerpt · November 4, 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 | 1,514 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 · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Thales Cybersecurity Productscpl.thalesgroup.comHQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,413 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Sangfor Technologiessangfor.comHQ: Shenzhen, ChinaReported employees: 5,001-10,000 | Shenzhen, China | 5,001-10,000 | Exact match | 1,403 contacts → |
“Sangfor Technologies is a global leader in cybersecurity, cloud computing, and IT infrastructure, providing fully integrated and AI-driven solutions.” Recorded description excerpt · November 4, 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 | 1,346 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  DRUVAdruva.comHQ: Santa Clara, United StatesReported employees: 1,001-5,000 | Santa Clara, United States | 1,001-5,000 | Exact match | 1,226 contacts → |
“Druva is the leading provider of data security solutions, empowering customers to secure and recover their data from all threats.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Impervaimperva.comHQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 1,192 contacts → |
“On Dec.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Watchguard Technologieswatchguard.comHQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 1,174 contacts → |
“WatchGuard® Technologies, Inc.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  MEskyhighsecurity.comHQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 1,169 contacts → |
“We are now officially Skyhigh Security!” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Irdetoirdeto.comHQ: Hoofddorp, MN, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, MN, Netherlands | 1,001-5,000 | Exact match | 1,091 contacts → |
“Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Ensign Infosecurityensigninfosecurity.comHQ: Kuala, SingaporeReported employees: 501-1,000 | Kuala, Singapore | 501-1,000 | Exact match | 989 contacts → |
“Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 24,194 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Information security companies: dataset insights
November 4, 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
24,128 records in the displayed employee bands.
66 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 24,194 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 4, 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 security companies by location
174 lists · largest firstEvery Information security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Information security companies based in the United States5,586
- Information security companies based in India2,022
- Information security companies based in the United Kingdom1,407
- Information security companies based in Brazil817
- Information security companies based in Canada736
- Information security companies based in Australia719
- Information security companies based in France716
- Information security companies based in Germany647
- Information security companies based in the United Arab Emirates403
- Information security companies based in Spain399
- Information security companies based in the Netherlands378
- Information security companies based in Italy339
- Information security companies based in Mexico327
- Information security companies based in Türkiye269
- Information security companies based in South Africa246
- Information security companies based in Israel221
- Information security companies based in Switzerland211
- Information security companies based in Poland195
- Information security companies based in Pakistan194
- Information security companies based in Colombia193
- Information security companies based in Saudi Arabia179
- Information security companies based in Chile175
- Information security companies based in Belgium165
- Information security companies based in Nigeria160
- Information security companies based in Sweden158
- Information security companies based in Indonesia151
- Information security companies based in Singapore133
- Information security companies based in Argentina121
- Information security companies based in Austria95
- Information security companies based in Malaysia92
- Information security companies based in Kenya91
- Information security companies based in Romania89
- Information security companies based in Bangladesh87
- Information security companies based in New Zealand87
- Information security companies based in Peru76
- Information security companies based in Portugal76
- Information security companies based in Czechia74
- Information security companies based in Egypt73
- Information security companies based in Ecuador71
- Information security companies based in Ireland71
- Information security companies based in Denmark70
- Information security companies based in Morocco70
- Information security companies based in Japan69
- Information security companies based in the Philippines64
- Information security companies based in Finland62
- Information security companies based in Greece59
- Information security companies based in Hungary58
- Information security companies based in Estonia56
- Information security companies based in Ukraine54
- Information security companies based in Thailand53
- Information security companies based in Qatar49
- Information security companies based in Norway48
- Information security companies based in Sri Lanka47
- Information security companies based in Slovakia45
- Information security companies based in Bulgaria44
- Information security companies based in Hong Kong38
- Information security companies based in Nepal35
- Information security companies based in Jordan34
- Information security companies based in Luxembourg34
- Information security companies based in South Korea32
- Information security companies based in Vietnam32
- Information security companies based in Taiwan29
- Information security companies based in Costa Rica28
Cities
- Information security companies based in London, United Kingdom544
- Information security companies based in Sao Paulo, Brazil270
- Information security companies based in Dubai, United Arab Emirates261
- Information security companies based in Bangalore, India228
- Information security companies based in New York, United States208
- Information security companies based in Paris, France201
- Information security companies based in Hyderabad, India167
- Information security companies based in Pune, India164
- Information security companies based in Toronto, Canada164
- Information security companies based in Sydney, Australia151
- Information security companies based in Melbourne, Australia140
- Information security companies based in Mumbai, India133
- Information security companies based in Riyadh, Saudi Arabia121
- Information security companies based in Singapore, Singapore120
- Information security companies based in New Delhi, India119
- Information security companies based in Madrid, Spain109
- Information security companies based in Austin, United States102
- Information security companies based in Atlanta, United States100
- Information security companies based in Houston, United States98
- Information security companies based in Washington, United States98
- Information security companies based in Istanbul, Türkiye96
- Information security companies based in Chennai, India94
- Information security companies based in Miami, United States91
- Information security companies based in Noida, India91
- Information security companies based in Chicago, United States90
- Information security companies based in Mexico City, Mexico90
- Information security companies based in Montreal, Canada89
- Information security companies based in Dallas, United States84
- Information security companies based in Nairobi, Kenya80
- Information security companies based in Ahmedabad, India79
- Information security companies based in San Francisco, United States76
- Information security companies based in Warsaw, Poland75
- Information security companies based in Tampa, United States70
- Information security companies based in Gurgaon, India68
- Information security companies based in Stockholm, Sweden68
- Information security companies based in Johannesburg, South Africa65
- Information security companies based in Calgary, Canada64
- Information security companies based in Ottawa, Canada64
- Information security companies based in Berlin, Germany63
- Information security companies based in Santiago, Chile63
- Information security companies based in Brisbane, Australia62
- Information security companies based in Rio De Janeiro, Brazil61
- Information security companies based in Barcelona, Spain60
- Information security companies based in Bogota, Colombia59
- Information security companies based in Buenos Aires, Argentina57
- Information security companies based in Los Angeles, United States56
- Information security companies based in Manchester, United Kingdom54
- Information security companies based in Tel Aviv, Israel54
- Information security companies based in Karachi, Pakistan53
- Information security companies based in San Diego, United States53
- Information security companies based in Delhi, India52
- Information security companies based in Denver, United States52
- Information security companies based in Dhaka, Bangladesh52
- Information security companies based in Boston, United States51
- Information security companies based in Munich, Germany51
- Information security companies based in Rome, Italy51
- Information security companies based in Columbia, United States50
- Information security companies based in Charlotte, United States49
- Information security companies based in Lagos, Nigeria48
- Information security companies based in Orlando, United States48
- Information security companies based in Arlington, United States47
- Information security companies based in Phoenix, United States46
- Information security companies based in Prague, Czechia45
- Information security companies based in Bucharest, Romania44
- Information security companies based in Lima, Peru43
- Information security companies based in Reston, United States43
- Information security companies based in San Antonio, United States43
- Information security companies based in Las Vegas, United States42
- Information security companies based in Tallinn, Estonia42
- Information security companies based in Quito, Ecuador41
- Information security companies based in Seattle, United States41
- Information security companies based in Ankara, Türkiye40
- Information security companies based in Jakarta, Indonesia40
- Information security companies based in Kolkata, India40
- Information security companies based in Amsterdam, Netherlands39
- Information security companies based in Canberra, Australia39
- Information security companies based in Vienna, Austria38
- Information security companies based in Brasilia, Brazil37
- Information security companies based in Cairo, Egypt37
- Information security companies based in Alexandria, United States36
- Information security companies based in Auckland, New Zealand36
- Information security companies based in Bangkok, Thailand36
- Information security companies based in Milan, Italy36
- Information security companies based in Sheridan, United States36
- Information security companies based in Cape Town, South Africa35
- Information security companies based in Vancouver, Canada35
- Information security companies based in Perth, Australia33
- Information security companies based in Belo Horizonte, Brazil32
- Information security companies based in Birmingham, United Kingdom32
- Information security companies based in Fairfax, United States32
- Information security companies based in Kyiv, Ukraine32
- Information security companies based in Zurich, Switzerland32
- Information security companies based in Baltimore, United States31
- Information security companies based in Kuala Lumpur, Malaysia30
- Information security companies based in Scottsdale, United States30
- Information security companies based in Athens, Greece29
- Information security companies based in Frankfurt, Germany29
- Information security companies based in Plano, United States29
- Information security companies based in Raleigh, United States29
- Information security companies based in Doha, Qatar28
- Information security companies based in Huntsville, United States28
- Information security companies based in Mclean, United States27
- Information security companies based in Navi Mumbai, India27
- Information security companies based in San Jose, United States27
- Information security companies based in Amman, Jordan26
- Information security companies based in Curitiba, Brazil26
- Information security companies based in Kathmandu, Nepal26
- Information security companies based in Porto Alegre, Brazil26
- Information security companies based in Wellington, New Zealand26
- Information security companies based in Wilmington, United States26
- Information security companies based in Bratislava, Slovakia25
Questions about this company list
What does Exact match mean for information 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 security companies did RevenueBase find worldwide?
The saved snapshot records 24,194 matching company records, 385,741 tracked contacts and 125,202 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 4, 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 security companies worldwide. Snapshot: November 4, 2026. https://revenuebase.ai/companies/browse/information-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
- All company lists
- Lists by location
- Lists A-Z
- New lists
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- instantly lookalikes
- Industrial iot companies based in the United States
- Industrial iot companies based in Brazil
- Industrial iot companies based in Germany
- Industrial iot companies based in Italy
Company intelligence · public preview
Top 25 information security companies worldwide
RevenueBase records 24,194 matching company records for information security companies worldwide, with 385,741 tracked contacts and 125,202 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 4, 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 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, United StatesReported employees: 10001+ | Santa Clara, United States | 10001+ | Exact match | 21,906 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Fortinetfortinet.com HQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 15,414 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Private Sectorlockervault.com HQ: United StatesReported employees: Not recorded | United States | Not recorded | Exact match | 13,149 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 | Symantecbroadcom.com HQ: San Jose, CA, United StatesReported employees: 10001+ | San Jose, CA, United States | 10001+ | Exact match | 11,878 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Sophossophos.com HQ: Abingdon, United KingdomReported employees: 5,001-10,000 | Abingdon, United Kingdom | 5,001-10,000 | Exact match | 5,283 contacts → |
“Sophos, a global cybersecurity leader, defends more than organizations worldwide with Sophos Fusion, the industry's first and most complete AI-native cybersecurity defense system…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Orange Cyberdefenseorangecyberdefense.com HQ: Nanterre, FranceReported employees: 1,001-5,000 | Nanterre, France | 1,001-5,000 | Exact match | 3,977 contacts → |
“Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Sicuritalia S.P.Asicuritalia.it HQ: Milan, ItalyReported employees: 10001+ | Milan, Italy | 10001+ | Exact match | 3,593 contacts → |
“Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Trellixtrellix.com HQ: Plano, TX, United StatesReported employees: 1,001-5,000 | Plano, TX, United States | 1,001-5,000 | Exact match | 3,510 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Bugcrowdbugcrowd.com HQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 3,342 contacts → |
“We are a crowdsourced security company that safeguards organizations' assets from sophisticated threat actors before they can strike-by uniting our customers with trusted hackers…” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Trend Microtrendmicro.com HQ: Yoyogi, JapanReported employees: 5,001-10,000 | Yoyogi, Japan | 5,001-10,000 | Exact match | 2,797 contacts → |
“We’re a global cybersecurity leader, helping to make the world safe for exchanging digital information.” Recorded description excerpt · November 4, 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 | 2,408 contacts → |
“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Bitdefenderbitdefender.com HQ: Bucharest, RomaniaReported employees: 1,001-5,000 | Bucharest, Romania | 1,001-5,000 | Exact match | 2,274 contacts → |
“Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | OPTIVoptiv.com HQ: Leawood, KS, United StatesReported employees: 1,001-5,000 | Leawood, KS, United States | 1,001-5,000 | Exact match | 2,171 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Inspira Enterpriseinspiraenterprise.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 1,859 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 · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Fortrafortra.com HQ: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 1,691 contacts → |
“Fortra delivers AI-amplified data security solutions that help organizations use and protect data with confidence.” Recorded description excerpt · November 4, 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 | 1,514 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 · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Thales Cybersecurity Productscpl.thalesgroup.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 1,413 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Sangfor Technologiessangfor.com HQ: Shenzhen, ChinaReported employees: 5,001-10,000 | Shenzhen, China | 5,001-10,000 | Exact match | 1,403 contacts → |
“Sangfor Technologies is a global leader in cybersecurity, cloud computing, and IT infrastructure, providing fully integrated and AI-driven solutions.” Recorded description excerpt · November 4, 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 | 1,346 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | DRUVAdruva.com HQ: Santa Clara, United StatesReported employees: 1,001-5,000 | Santa Clara, United States | 1,001-5,000 | Exact match | 1,226 contacts → |
“Druva is the leading provider of data security solutions, empowering customers to secure and recover their data from all threats.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Impervaimperva.com HQ: Austin, TX, United StatesReported employees: 10001+ | Austin, TX, United States | 10001+ | Exact match | 1,192 contacts → |
“On Dec.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Watchguard Technologieswatchguard.com HQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 1,174 contacts → |
“WatchGuard® Technologies, Inc.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | MEskyhighsecurity.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 1,169 contacts → |
“We are now officially Skyhigh Security!” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Irdetoirdeto.com HQ: Hoofddorp, MN, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, MN, Netherlands | 1,001-5,000 | Exact match | 1,091 contacts → |
“Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Ensign Infosecurityensigninfosecurity.com HQ: Kuala, SingaporeReported employees: 501-1,000 | Kuala, Singapore | 501-1,000 | Exact match | 989 contacts → |
“Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” Recorded description excerpt · November 4, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 24,194 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Information security companies: dataset insights
November 4, 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
24,128 records in the displayed employee bands.
66 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 24,194 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 4, 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 security companies by location
174 lists · largest firstEvery Information security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Information security companies based in the United States5,586
- Information security companies based in India2,022
- Information security companies based in the United Kingdom1,407
- Information security companies based in Brazil817
- Information security companies based in Canada736
- Information security companies based in Australia719
- Information security companies based in France716
- Information security companies based in Germany647
- Information security companies based in the United Arab Emirates403
- Information security companies based in Spain399
- Information security companies based in the Netherlands378
- Information security companies based in Italy339
- Information security companies based in Mexico327
- Information security companies based in Türkiye269
- Information security companies based in South Africa246
- Information security companies based in Israel221
- Information security companies based in Switzerland211
- Information security companies based in Poland195
- Information security companies based in Pakistan194
- Information security companies based in Colombia193
- Information security companies based in Saudi Arabia179
- Information security companies based in Chile175
- Information security companies based in Belgium165
- Information security companies based in Nigeria160
- Information security companies based in Sweden158
- Information security companies based in Indonesia151
- Information security companies based in Singapore133
- Information security companies based in Argentina121
- Information security companies based in Austria95
- Information security companies based in Malaysia92
- Information security companies based in Kenya91
- Information security companies based in Romania89
- Information security companies based in Bangladesh87
- Information security companies based in New Zealand87
- Information security companies based in Peru76
- Information security companies based in Portugal76
- Information security companies based in Czechia74
- Information security companies based in Egypt73
- Information security companies based in Ecuador71
- Information security companies based in Ireland71
- Information security companies based in Denmark70
- Information security companies based in Morocco70
- Information security companies based in Japan69
- Information security companies based in the Philippines64
- Information security companies based in Finland62
- Information security companies based in Greece59
- Information security companies based in Hungary58
- Information security companies based in Estonia56
- Information security companies based in Ukraine54
- Information security companies based in Thailand53
- Information security companies based in Qatar49
- Information security companies based in Norway48
- Information security companies based in Sri Lanka47
- Information security companies based in Slovakia45
- Information security companies based in Bulgaria44
- Information security companies based in Hong Kong38
- Information security companies based in Nepal35
- Information security companies based in Jordan34
- Information security companies based in Luxembourg34
- Information security companies based in South Korea32
- Information security companies based in Vietnam32
- Information security companies based in Taiwan29
- Information security companies based in Costa Rica28
Cities
- Information security companies based in London, United Kingdom544
- Information security companies based in Sao Paulo, Brazil270
- Information security companies based in Dubai, United Arab Emirates261
- Information security companies based in Bangalore, India228
- Information security companies based in New York, United States208
- Information security companies based in Paris, France201
- Information security companies based in Hyderabad, India167
- Information security companies based in Pune, India164
- Information security companies based in Toronto, Canada164
- Information security companies based in Sydney, Australia151
- Information security companies based in Melbourne, Australia140
- Information security companies based in Mumbai, India133
- Information security companies based in Riyadh, Saudi Arabia121
- Information security companies based in Singapore, Singapore120
- Information security companies based in New Delhi, India119
- Information security companies based in Madrid, Spain109
- Information security companies based in Austin, United States102
- Information security companies based in Atlanta, United States100
- Information security companies based in Houston, United States98
- Information security companies based in Washington, United States98
- Information security companies based in Istanbul, Türkiye96
- Information security companies based in Chennai, India94
- Information security companies based in Miami, United States91
- Information security companies based in Noida, India91
- Information security companies based in Chicago, United States90
- Information security companies based in Mexico City, Mexico90
- Information security companies based in Montreal, Canada89
- Information security companies based in Dallas, United States84
- Information security companies based in Nairobi, Kenya80
- Information security companies based in Ahmedabad, India79
- Information security companies based in San Francisco, United States76
- Information security companies based in Warsaw, Poland75
- Information security companies based in Tampa, United States70
- Information security companies based in Gurgaon, India68
- Information security companies based in Stockholm, Sweden68
- Information security companies based in Johannesburg, South Africa65
- Information security companies based in Calgary, Canada64
- Information security companies based in Ottawa, Canada64
- Information security companies based in Berlin, Germany63
- Information security companies based in Santiago, Chile63
- Information security companies based in Brisbane, Australia62
- Information security companies based in Rio De Janeiro, Brazil61
- Information security companies based in Barcelona, Spain60
- Information security companies based in Bogota, Colombia59
- Information security companies based in Buenos Aires, Argentina57
- Information security companies based in Los Angeles, United States56
- Information security companies based in Manchester, United Kingdom54
- Information security companies based in Tel Aviv, Israel54
- Information security companies based in Karachi, Pakistan53
- Information security companies based in San Diego, United States53
- Information security companies based in Delhi, India52
- Information security companies based in Denver, United States52
- Information security companies based in Dhaka, Bangladesh52
- Information security companies based in Boston, United States51
- Information security companies based in Munich, Germany51
- Information security companies based in Rome, Italy51
- Information security companies based in Columbia, United States50
- Information security companies based in Charlotte, United States49
- Information security companies based in Lagos, Nigeria48
- Information security companies based in Orlando, United States48
- Information security companies based in Arlington, United States47
- Information security companies based in Phoenix, United States46
- Information security companies based in Prague, Czechia45
- Information security companies based in Bucharest, Romania44
- Information security companies based in Lima, Peru43
- Information security companies based in Reston, United States43
- Information security companies based in San Antonio, United States43
- Information security companies based in Las Vegas, United States42
- Information security companies based in Tallinn, Estonia42
- Information security companies based in Quito, Ecuador41
- Information security companies based in Seattle, United States41
- Information security companies based in Ankara, Türkiye40
- Information security companies based in Jakarta, Indonesia40
- Information security companies based in Kolkata, India40
- Information security companies based in Amsterdam, Netherlands39
- Information security companies based in Canberra, Australia39
- Information security companies based in Vienna, Austria38
- Information security companies based in Brasilia, Brazil37
- Information security companies based in Cairo, Egypt37
- Information security companies based in Alexandria, United States36
- Information security companies based in Auckland, New Zealand36
- Information security companies based in Bangkok, Thailand36
- Information security companies based in Milan, Italy36
- Information security companies based in Sheridan, United States36
- Information security companies based in Cape Town, South Africa35
- Information security companies based in Vancouver, Canada35
- Information security companies based in Perth, Australia33
- Information security companies based in Belo Horizonte, Brazil32
- Information security companies based in Birmingham, United Kingdom32
- Information security companies based in Fairfax, United States32
- Information security companies based in Kyiv, Ukraine32
- Information security companies based in Zurich, Switzerland32
- Information security companies based in Baltimore, United States31
- Information security companies based in Kuala Lumpur, Malaysia30
- Information security companies based in Scottsdale, United States30
- Information security companies based in Athens, Greece29
- Information security companies based in Frankfurt, Germany29
- Information security companies based in Plano, United States29
- Information security companies based in Raleigh, United States29
- Information security companies based in Doha, Qatar28
- Information security companies based in Huntsville, United States28
- Information security companies based in Mclean, United States27
- Information security companies based in Navi Mumbai, India27
- Information security companies based in San Jose, United States27
- Information security companies based in Amman, Jordan26
- Information security companies based in Curitiba, Brazil26
- Information security companies based in Kathmandu, Nepal26
- Information security companies based in Porto Alegre, Brazil26
- Information security companies based in Wellington, New Zealand26
- Information security companies based in Wilmington, United States26
- Information security companies based in Bratislava, Slovakia25
Questions about this company list
What does Exact match mean for information 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 security companies did RevenueBase find worldwide?
The saved snapshot records 24,194 matching company records, 385,741 tracked contacts and 125,202 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 4, 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.
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Cite this list
RevenueBase Data Team. Top 25 information security companies worldwide. Snapshot: November 4, 2026. https://revenuebase.ai/companies/browse/information-security-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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