Company lists · Data refreshed September 2026

Top 25 Firewall and security providers worldwide

RevenueBase identified 783 company matches for firewall and security providers worldwide as of September 2026 and tracks 13,166 professional contacts across them, including 3,216 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for firewall and security 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 September 28, 2026. Country and city lists for firewall and security 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 Sep 28, 2026 How this list was built
783Companies
13,166Contacts tracked
3,216Verified emails
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The 25 largest firewall and security providers worldwide

Ranked by team size
Top 25 of 783 company matches for firewall and security providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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, CA, United StatesHQ recorded Sep 28, 20261,001-5,0002,813 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchHelsinki, FinlandHQ recorded Sep 28, 202651-200593 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 · Sep 28, 2026 · View company records in RevenueBase
3Exact matchMontpellier, FranceHQ recorded Sep 28, 2026201-500144 contacts →

Exact match

“Créée en Juin 2002, Services Network Security est spécialisée dans la sécurisation des passerelles internet et dans les interconnexions VPN.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchBroomfield, CO, United StatesHQ recorded Sep 28, 202651-200141 contacts →

Exact match

“eSoft is a leader in providing Simply Better Network Security™ to businesses of nearly any size.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchCincinnati, OH, United StatesHQ recorded Sep 28, 202651-200138 contacts →

Exact match

“Cadre is a network and information security solutions provider that serves large and medium-sized firms.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchAlpharetta, GA, United StatesHQ recorded Sep 28, 20261,001-5,000120 contacts →

Exact match

“With over 25 years of expertise, PDI Security and Network Solutions (formerly known as Nuspire) is redefining cybersecurity and network management through intelligent unification…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchLüneburg, GermanyHQ recorded Sep 28, 2026201-500113 contacts →

Exact match

“Securepoint GmbH, from the Hanseatic city of Lüneburg, is the market leader in the development of professional “Unified Threat Management” solutions in Germany.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchBengaluru, IndiaHQ recorded Sep 28, 202651-200101 contacts →

Exact match

“QOS Technology is a company of young, vibrant, and geeky folks with maverick idiosyncrasies who continues to stay ahead of the latest innovations in security, developing robust…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchPaoli, PA, United StatesHQ recorded Sep 28, 2026501-1,00098 contacts →

Exact match

“Zeus Fire & Security was established in 2021 to build a national network of fire protection and security providers recognized for execution excellence across a variety of service…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchMunich, GermanyHQ recorded Sep 28, 2026201-50096 contacts →

Exact match

“Rohde & Schwarz Cybersecurity is a leading IT security company that protects companies and public institutions around the world against cyberattacks.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchAhmedabad, IndiaHQ recorded Sep 28, 2026501-1,00082 contacts →

Exact match

“Sophos Technologies Pvt.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchJohannesburg, South AfricaHQ recorded Sep 28, 202651-20078 contacts →

Exact match

“Securicom is a leading local IT security company offering an end-to-end range of cloud-based IT security services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchCork, IrelandHQ recorded Sep 28, 20265,001-10,00075 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchAustin, TX, United StatesHQ recorded Sep 28, 202651-20075 contacts →

Exact match

“Secure networks start here.™ Netgate is focused on delivering secure high-performance network connectivity for everyone.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchFrankfurt, GermanyHQ recorded Sep 28, 202651-20069 contacts →

Exact match

“Link11 is a leading European manufacturer of cloud-based cybersecurity solutions that helps businesses and public authorities in critical infrastructure stay online, no matter…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchBowie, United StatesHQ recorded Sep 28, 202651-20069 contacts →

Exact match

“Trinity Cyber is an international cybersecurity firm that invents and operates innovative solutions to the most difficult cybersecurity challenges.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMumbai, IndiaHQ recorded Sep 28, 202651-20069 contacts →

Exact match

“GajShield Infotech (I) Pvt.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLima, PeruHQ recorded Sep 28, 202651-20069 contacts →

Exact match

“Empresa especializada en Soluciones de Seguridad Perimetral y Data Center basadas en UTM y NGFW, Soluciones de Redes & Networking (Switching & Routing), Soluciones de Redes…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchPhayathai, ThailandHQ recorded Sep 28, 202651-20068 contacts →

Exact match

“ABOUT US Zenith Comp Co, Ltd, established in 1995, supplies network security system and application development technology and support services to businesses, industry, and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchPerth, United StatesHQ recorded Sep 28, 202651-20058 contacts →

Exact match

“Australia’s leading developer and manufacturer of advanced cybersecurity technology, Red Piranha delivers next-generation cyber defence solutions designed to protect modern…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchSouth Jakarta, IndonesiaHQ recorded Sep 28, 202651-20056 contacts →

Exact match

“Established in 2001 as a member of Phintraco Group, Aplikas Servis Persona has been providing customers with word-class IT security solutions to network security issues as well as…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchSan Pedro Garza Garcia, MexicoHQ recorded Sep 28, 202611-5051 contacts →

Exact match

“IT Security Specialists All your security needs from Antivirus to Pen Test and Appliances!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchSingaporeHQ recorded Sep 28, 202611-5049 contacts →

Exact match

“Ray, headquartered in the vibrant tech hub of Singapore, is at the forefront of Enterprise Secure Networking Solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchOnalaska, WI, United StatesHQ recorded Sep 28, 2026201-50048 contacts →

Exact match

“Locknet® Managed IT Services, an EO Johnson company, is a top managed security service provider (MSSP) in the nation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMississauga, ON, CanadaHQ recorded Sep 28, 202611-5046 contacts →

Exact match

“Access 2 Networks is Canada’s premier network security provider, dedicated to helping organizations manage and protect their networks against internal and external security…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 783 firewall and security providers worldwide

See the full list, filter by size, metro and specialty, and access 3,216 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Firewall and security providers worldwide at a glance

As of Sep 28, 2026
24.4%Verified-email coverage
16.8Average contacts per company
11-50Median size (employees)
1.5%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
378
11-50
254
51-200
100
201-500
25
501-1,000
6
1,001-5,000
13
5,001-10,000
4
10001+
3

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 firewall and security providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “firewall and security 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 3,216 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 28, 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.

Firewall and security providers by location

3 lists · largest first

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

Countries

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

How many firewall and security providers are there worldwide?

RevenueBase identified 783 company matches for firewall and security providers 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?

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

Which country has the most firewall and security providers?

The United States leads with 153 companies, followed by India (65) and Brazil (30). Every firewall and security providers list by country and city is linked on this page.

Which city has the most firewall and security providers?

London leads with 12 company records, followed by Tehran (12) and Sao Paulo (7).

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 3,216 professional contacts with verified work emails tracked across these 783 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 28, 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.