Company lists · Data refreshed October 2026

Top 25 Cyberdefense technology providers worldwide

Name: Cyberdefense technology providers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 11, 2026 18,948 companies tracked

RevenueBase identified 18,948 company matches for cyberdefense technology providers worldwide as of October 2026 and tracks 473,808 professional contacts across them, including 162,066 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for cyberdefense technology providers 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 October 11, 2026. Country and city lists for cyberdefense technology providers 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 11, 2026 How this list was built

18,948Companies

473,808Contacts tracked

162,066Verified emails

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The 25 largest cyberdefense technology providers worldwide

Ranked by team size

Top 25 of 18,948 company matches for cyberdefense technology providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Palo Alto Networks	Exact match	Santa Clara, CA, United StatesHQ recorded Oct 11, 2026	10001+	21,187 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 · Oct 11, 2026 · View company records in RevenueBase
2	Fortinet	Exact match	Sunnyvale, CA, United StatesHQ recorded Oct 11, 2026	10001+	14,972 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 · Oct 11, 2026 · View company records in RevenueBase
3	Private Sector	Exact match	United StatesHQ recorded Oct 11, 2026	n/a	12,822 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4	Symantec	Exact match	San Jose, CA, United StatesHQ recorded Oct 11, 2026	10001+	11,671 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 · Oct 11, 2026 · View company records in RevenueBase
5	Crowdstrike	Exact match	Remote, United StatesHQ recorded Oct 11, 2026	5,001-10,000	10,969 contacts →
	Exact match “CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6	Check Point Software	Exact match	Redwood City, CA, United StatesHQ recorded Oct 11, 2026	5,001-10,000	8,069 contacts →
	Exact match “Check Point Software Technologies Ltd.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7	Leonardo DRS	Exact match	Arlington, VA, United StatesHQ recorded Oct 11, 2026	5,001-10,000	6,372 contacts →
	Exact match “Leonardo DRS Inc.(Nasdaq: DRS) is at the forefront of developing transformative defense technologies using its proven agility and delivering innovative solutions for U.S.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
8	Sophos	Exact match	Abingdon, United KingdomHQ recorded Oct 11, 2026	5,001-10,000	5,139 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 · Oct 11, 2026 · View company records in RevenueBase
9	F-Secure Corporation	Exact match	Helsinki, FinlandHQ recorded Oct 11, 2026	n/a	4,865 contacts →
	Exact match “F-Secure is a human-first, AI-powered consumer cyber security experience company with 38 years of expertise in tackling digital threats.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10	Commvault	Exact match	Tinton Falls, NJ, United StatesHQ recorded Oct 11, 2026	1,001-5,000	4,170 contacts →
	Exact match “Commvault (NASDAQ: CVLT) is a leader in unified resilience at enterprise scale.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11	Orange Cyberdefense	Exact match	Nanterre, FranceHQ recorded Oct 11, 2026	1,001-5,000	3,903 contacts →
	Exact match “Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12	Sailpoint	Exact match	Austin, TX, United StatesHQ recorded Oct 11, 2026	1,001-5,000	3,506 contacts →
	Exact match “SailPoint equips the modern enterprise to seamlessly manage and secure access to applications and data through the lens of identity – at speed and scale.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
13	Trellix	Exact match	Plano, TX, United StatesHQ recorded Oct 11, 2026	1,001-5,000	3,439 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 · Oct 11, 2026 · View company records in RevenueBase
14	Arctic Wolf	Exact match	Eden Prairie, MN, United StatesHQ recorded Oct 11, 2026	1,001-5,000	3,278 contacts →
	Exact match “Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
15	Qualys	Exact match	Foster City, CA, United StatesHQ recorded Oct 11, 2026	1,001-5,000	3,237 contacts →
	Exact match “Qualys, Inc.(NASDAQ: QLYS) is a leading provider of disruptive cloud-based security, compliance and IT solutions with more than subscription customers worldwide, including a…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
16	Infoblox	Exact match	Santa Clara, CA, United StatesHQ recorded Oct 11, 2026	1,001-5,000	3,203 contacts →
	Exact match “Infoblox unites networking and security to deliver unmatched performance and protection.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
17	Sentinelone	Exact match	Mountain View, CA, United StatesHQ recorded Oct 11, 2026	1,001-5,000	3,086 contacts →
	Exact match “SentinelOne is the world's leading AI-powered cybersecurity platform.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
18	Rapid7	Exact match	Boston, MA, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,913 contacts →
	Exact match “Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
19	Varonis	Exact match	Miami, FL, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,867 contacts →
	Exact match “Varonis unifies AI-native data security, AI security and governance, and behavior-based threat detection.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
20	Ivanti	Exact match	South Jordan, UT, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,758 contacts →
	Exact match “Ivanti is a global enterprise IT and security software company that provides the trusted data authority for AI-driven, autonomous endpoint management.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
21	NIL LTD	Exact match	Ljubljana, SloveniaHQ recorded Oct 11, 2026	n/a	2,597 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 · Oct 11, 2026 · View company records in RevenueBase
22	Darktrace	Exact match	Cambridge, United KingdomHQ recorded Oct 11, 2026	1,001-5,000	2,552 contacts →
	Exact match “Darktrace is a global leader in AI cybersecurity, providing the essential cybersecurity platform to secure organizations today and for an ever-changing future.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
23	Mimecast	Exact match	London, United KingdomHQ recorded Oct 11, 2026	1,001-5,000	2,337 contacts →
	Exact match “organizations.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
24	Barracuda	Exact match	Campbell, CA, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,272 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 · Oct 11, 2026 · View company records in RevenueBase
25	Bitdefender	Exact match	Bucharest, RomaniaHQ recorded Oct 11, 2026	1,001-5,000	2,240 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 · Oct 11, 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 “cyberdefense technology providers”. 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 18,948 cyberdefense technology providers worldwide

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Cyberdefense technology providers worldwide at a glance

As of Oct 11, 2026

34.2%Verified-email coverage

25.0Average contacts per company

11-50Median size (employees)

2.1%Largest-city concentration · London

Oct 11, 2026Page data refreshed

Companies by employee count

1-10

9,213

11-50

6,842

51-200

1,999

201-500

460

501-1,000

175

1,001-5,000

171

5,001-10,000

10001+

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 cyberdefense technology providers are linked below.
What qualifies: Company records worldwide whose business descriptions match “cyberdefense technology providers” 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 162,066 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 October 11, 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.

Cyberdefense technology providers by location

148 lists · largest first

Every Cyberdefense technology providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “cyberdefense technology providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cyberdefense technology providers are there worldwide?

RevenueBase identified 18,948 company matches for cyberdefense technology providers worldwide as of October 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 cyberdefense technology providers?

The United States leads with 4,407 companies, followed by India (1,536) and the United Kingdom (908). Every cyberdefense technology providers list by country and city is linked on this page.

Which city has the most cyberdefense technology providers?

London leads with 394 company records, followed by Dubai (228) and Sao Paulo (193).

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 162,066 professional contacts with verified work emails tracked across these 18,948 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 October 11, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.