Company lists · Data refreshed September 2026

Top 25 Nonprofit cybersecurity companies worldwide

RevenueBase identified 6,264 company matches for nonprofit cybersecurity companies worldwide as of September 2026 and tracks 68,268 professional contacts across them, including 15,185 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for nonprofit cybersecurity companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 2026. Country and city lists for nonprofit cybersecurity 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 29, 2026 How this list was built
6,264Companies
68,268Contacts tracked
15,185Verified emails
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The 25 largest nonprofit cybersecurity companies worldwide

Ranked by team size
Top 25 of 6,264 company matches for nonprofit cybersecurity companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchStadtkreis 1 Altstadt, FranceHQ recorded Sep 29, 20265,001-10,0003,822 contacts →

Exact match

“Our mission is simple – building a safer world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 2026n/a3,649 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 · Sep 29, 2026 · View company records in RevenueBase
3Exact matchBucuresti, RomaniaHQ recorded Sep 29, 20261,001-5,0002,172 contacts →

Exact match

“Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchRockville, MD, United StatesHQ recorded Sep 29, 2026n/a1,886 contacts →

Exact match

“SANS is the most trusted and by far the largest source for information and cybersecurity training and certification in the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-500879 contacts →

Exact match

“Empowering the world to fight cyber threats with indispensable cybersecurity skills and resources.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchLansing, MI, United StatesHQ recorded Sep 29, 2026n/a785 contacts →

Exact match

“ASK is now Convergence Networks!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchPrague, Czech RepublicHQ recorded Sep 29, 20261,001-5,000635 contacts →

Exact match

“Avast is a leader in Cyber Safety and part of Gen™ (NASDAQ: GEN), a global company dedicated to powering Digital Freedom with a family of trusted consumer brands.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchParis, ItalyHQ recorded Sep 29, 2026501-1,000586 contacts →

Exact match

“Advens is a European, independent and outstanding leader in cybersecurity.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchSingaporeHQ recorded Sep 29, 2026501-1,000528 contacts →

Exact match

“Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity technologies to investigate, prevent, and fight digital crime.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchParis, FranceHQ recorded Sep 29, 202651-200506 contacts →

Exact match

“Founded in 2008, OWN is a Pure Player in cybersecurity, with offices in Paris, Rennes and Toulouse, but with a presence throughout France with its fully remote employees.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchOmaha, NE, United StatesHQ recorded Sep 29, 202651-200417 contacts →

Exact match

“The Cyber Security Forum Initiative (CSFI) is a non-profit organization headquartered in Omaha, NE and in Washington DC with a mission "to provide Cyber Warfare awareness…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchSao Paulo, BrazilHQ recorded Sep 29, 2026201-500399 contacts →

Exact match

“A SAFEWAY empresa que integra a plataforma de cibersegurança do Grupo Stefanini se une a Protega.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchBochum, GermanyHQ recorded Sep 29, 2026501-1,000386 contacts →

Exact match

“Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchParis, FranceHQ recorded Sep 29, 20261,001-5,000382 contacts →

Exact match

“NEVERHACK is a French group specialized in cybersecurity for over 40 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchAhmedabad, IndiaHQ recorded Sep 29, 2026201-500340 contacts →

Exact match

“TechDefence Labs (TechD Cybersecurity Limited) Award-winning | Innovative | Visionary We empower organizations across the globe to secure their applications, networks, and digital…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchRio De Janeiro, BrazilHQ recorded Sep 29, 2026n/a324 contacts →

Exact match

“O Instituto de Defesa Cibernética (IDCiber) foi fundado em 2023 para enfrentar o crescente número e a complexidade das ameaças cibernéticas em todo o mundo.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchVancouver, BC, CanadaHQ recorded Sep 29, 20261,001-5,000304 contacts →

Exact match

“Commissionaires nationally is a private, Canadian, not-for-profit company with 15 independent divisions encompassing 50+ offices and more than employees.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchNashville, TN, United StatesHQ recorded Sep 29, 2026201-500272 contacts →

Exact match

“Prescient Security is a global cybersecurity and compliance firm delivering risk-based audits, advanced penetration testing, and end-to-end framework support.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchBangalore, IndiaHQ recorded Sep 29, 2026201-500270 contacts →

Exact match

“SecurEyes is a global cybersecurity specialist firm offering advisory plus consulting services and reg-tech products solving for cybersecurity challenges so that business leaders…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchLeón, SpainHQ recorded Sep 29, 202651-200254 contacts →

Exact match

“El Instituto Nacional de Ciberseguridad (INCIBE) es una organización perteneciente al Ministerio para la Transformación Digital y de la Función Pública, a través de la Secretaría…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchRijswijk, NetherlandsHQ recorded Sep 29, 2026201-500233 contacts →

Exact match

“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchSan Francisco, United StatesHQ recorded Sep 29, 202651-200221 contacts →

Exact match

“ZINAD is a global leader in cybersecurity awareness and Human Threat Intelligence.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchHyderabad, IndiaHQ recorded Sep 29, 202651-200209 contacts →

Exact match

“Zoom Technologies offers trailblazing cybersecurity / cyberforensics / Digital Intelligence solutions and US - Council certified Cybersecurity Professional training and a lot more.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchFairfax, VA, United StatesHQ recorded Sep 29, 2026n/a206 contacts →

Exact match

“AFCEA International, established in 1946, is a non-profit organization serving its members by providing a forum for the ethical exchange of information, and dedicated to…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchCharlotte, NC, United StatesHQ recorded Sep 29, 2026n/a206 contacts →

Exact match

“A veteran-owned cybersecurity company focused on penetration testing, security training, and compliance.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 6,264 nonprofit cybersecurity companies worldwide

See the full list, filter by size, metro and specialty, and access 15,185 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit cybersecurity companies worldwide at a glance

As of Sep 29, 2026
22.2%Verified-email coverage
10.9Average contacts per company
1-10Median size (employees)
2.0%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
3,919
11-50
1,810
51-200
377
201-500
92
501-1,000
29
1,001-5,000
20
5,001-10,000
5
10001+
11

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 nonprofit cybersecurity companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “nonprofit cybersecurity 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 15,185 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 29, 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.

Nonprofit cybersecurity companies by location

38 lists · largest first

Every Nonprofit cybersecurity companies 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 “nonprofit cybersecurity companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit cybersecurity companies are there worldwide?

RevenueBase identified 6,264 company matches for nonprofit cybersecurity companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Kaspersky tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most nonprofit cybersecurity companies?

The United States leads with 1,458 companies, followed by India (615) and the United Kingdom (328). Every nonprofit cybersecurity companies list by country and city is linked on this page.

Which city has the most nonprofit cybersecurity companies?

London leads with 127 company records, followed by Paris (74) and Sao Paulo (60).

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 15,185 professional contacts with verified work emails tracked across these 6,264 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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.