Company lists · Data refreshed November 2026

Top 25 Network security software companies worldwide

RevenueBase identified 2,666 company matches for network security software companies worldwide as of November 2026 and tracks 114,326 professional contacts across them, including 43,851 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for network security software 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 5, 2026. Country and city lists for network security software 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 Nov 5, 2026 How this list was built
2,666Companies
114,326Contacts tracked
43,851Verified emails
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The 25 largest network security software companies worldwide

Ranked by team size
Top 25 of 2,666 company matches for network security software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchSanta Clara, United StatesHQ recorded Nov 5, 202610001+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 5, 2026 · View company records in RevenueBase
2Exact matchSunnyvale, CA, United StatesHQ recorded Nov 5, 202610001+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 5, 2026 · View company records in RevenueBase
3Exact matchSan Jose, CA, United StatesHQ recorded Nov 5, 202610001+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 5, 2026 · View company records in RevenueBase
4Exact matchAbingdon, United KingdomHQ recorded Nov 5, 20265,001-10,0005,283 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 5, 2026 · View company records in RevenueBase
5Exact matchHelsinki, FinlandHQ recorded Nov 5, 2026n/a4,921 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 · Nov 5, 2026 · View company records in RevenueBase
6Exact matchSanta Clara, CA, United StatesHQ recorded Nov 5, 20261,001-5,0003,307 contacts →

Exact match

“Infoblox unites networking and security to deliver unmatched performance and protection.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchYoyogi, JapanHQ recorded Nov 5, 20265,001-10,0002,797 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 5, 2026 · View company records in RevenueBase
8Exact matchBucharest, RomaniaHQ recorded Nov 5, 20261,001-5,0002,274 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 5, 2026 · View company records in RevenueBase
9Exact matchBratislava, SlovakiaHQ recorded Nov 5, 20261,001-5,0001,833 contacts →

Exact match

“When technology enables progress, ESET is here to protect it.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchPune, IndiaHQ recorded Nov 5, 20261,001-5,0001,561 contacts →

Exact match

“Quick Heal Technologies Limited is one of the leading providers of IT Security and Data Protection Solutions with a strong footprint in India and an evolving global presence.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchAustin, TX, United StatesHQ recorded Nov 5, 202610001+1,192 contacts →

Exact match

“On Dec.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchSeattle, WA, United StatesHQ recorded Nov 5, 20261,001-5,0001,174 contacts →

Exact match

“WatchGuard® Technologies, Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchUnited StatesHQ recorded Nov 5, 20261,001-5,0001,169 contacts →

Exact match

“We are now officially Skyhigh Security!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchHod-hasharon, IsraelHQ recorded Nov 5, 2026501-1,000894 contacts →

Exact match

“Allot Ltd.(NASDAQ: ALLT, TASE: ALLT) is a provider of leading innovative converged cybersecurity solutions and network intelligence for service providers and enterprises…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchSan Jose, CA, United StatesHQ recorded Nov 5, 2026501-1,000670 contacts →

Exact match

“Vectra AI is the cybersecurity AI leader in protecting modern networks from modern attacks.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchSeongnam-si, South KoreaHQ recorded Nov 5, 20261,001-5,000623 contacts →

Exact match

“Founded in 1995, AhnLab, Inc, the global cybersecurity company, delivers comprehensive protection for endpoints, networks, transactions, and essential services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchHelsinki, FinlandHQ recorded Nov 5, 2026n/a622 contacts →

Exact match

“We are a European cybersecurity company that helps businesses secure critical data and communications between systems, automated applications, and people with defensive…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchParis, ItalyHQ recorded Nov 5, 2026501-1,000617 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchBochum, GermanyHQ recorded Nov 5, 2026501-1,000392 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 · Nov 5, 2026 · View company records in RevenueBase
20Exact matchChennai, CA, IndiaHQ recorded Nov 5, 2026201-500368 contacts →

Exact match

“K7 Computing is a global cybersecurity pioneer with 30+ years of expertise in protecting people, businesses, and organisations against evolving cyberthreats.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchMumbai, IndiaHQ recorded Nov 5, 2026201-500355 contacts →

Exact match

“T A L A K U N C H I Networks Pvt.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchMoscow, RussiaHQ recorded Nov 5, 202651-200329 contacts →

Exact match

“Today, Doctor Web, a 100% Russian company, continues to develop and perfect its markets via partners’ channels throughout the world using its flagship product line, Dr.Web®…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchPrinceton, NJ, United StatesHQ recorded Nov 5, 2026201-500327 contacts →

Exact match

“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchWettingen, SwitzerlandHQ recorded Nov 5, 2026501-1,000290 contacts →

Exact match

“As a leading IT security enterprise, the SITS Group stands for end-to-end security.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchEdinburgh, United KingdomHQ recorded Nov 5, 2026201-500276 contacts →

Exact match

“At Quorum Cyber, we're on a mission to help good people win.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 2,666 network security software companies worldwide

See the full list, filter by size, metro and specialty, and access 43,851 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Network security software companies worldwide at a glance

As of Nov 5, 2026
38.4%Verified-email coverage
42.9Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
1,214
11-50
917
51-200
316
201-500
91
501-1,000
26
1,001-5,000
57
5,001-10,000
18
10001+
12

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 network security software companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “network security software 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 43,851 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 5, 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.

Network security software companies by location

20 lists · largest first

Every Network security software 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 “network security software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many network security software companies are there worldwide?

RevenueBase identified 2,666 company matches for network security software 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 network security software companies?

The United States leads with 514 companies, followed by India (219) and the United Kingdom (119). Every network security software companies list by country and city is linked on this page.

Which city has the most network security software companies?

London leads with 44 company records, followed by Sao Paulo (32) and Dubai (29).

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 43,851 professional contacts with verified work emails tracked across these 2,666 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 5, 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.