Company lists · Data refreshed October 2026

Top 25 Industrial firewall manufacturers worldwide

RevenueBase identified 199 company matches for industrial firewall manufacturers worldwide as of October 2026 and tracks 5,523 professional contacts across them, including 1,386 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for industrial firewall manufacturers 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 16, 2026. Country and city lists for industrial firewall manufacturers 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 16, 2026 How this list was built
199Companies
5,523Contacts tracked
1,386Verified emails
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The 25 largest industrial firewall manufacturers worldwide

Ranked by team size
Top 25 of 199 company matches for industrial firewall manufacturers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 matchHouston, TX, United StatesHQ recorded Oct 16, 2026201-5001,314 contacts →

Exact match

“PAS, part of Hexagon's Asset Lifecycle Intelligence division, delivers software solutions that prevent, detect, & remediate cyber threats, reduce process safety risks, and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Oct 16, 2026501-1,000750 contacts →

Exact match

“Claroty has redefined cyber-physical systems (CPS) protection with an unrivaled industry-centric platform built to secure mission-critical infrastructure.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchHanover, MD, United StatesHQ recorded Oct 16, 2026501-1,000629 contacts →

Exact match

“Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchAnoka, MN, United StatesHQ recorded Oct 16, 202610001+618 contacts →

Exact match

“nVent HOFFMAN leading designer and manufacturer of systems that safely and reliably protect the electronic controls and mission critical electrical systems in industrial, data…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchRosh Haayin, IsraelHQ recorded Oct 16, 202651-200120 contacts →

Exact match

“Through our software-enabled hardware platforms, we enable secure and reliable operations, protecting against both today’s cybersecurity challenges and those yet to come.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchChristiansburg, VA, United StatesHQ recorded Oct 16, 202651-200113 contacts →

Exact match

“Foxguard delivers comprehensive OT Cyber Security and Compute Solutions tailored to meet the unique needs of critical infrastructures.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchAustin, TX, United StatesHQ recorded Oct 16, 202651-20095 contacts →

Exact match

“Dispel delivers security that makes industrial operations run faster.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchMunich, GermanyHQ recorded Oct 16, 2026201-50085 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 · Oct 16, 2026 · View company records in RevenueBase
9Exact matchAhmedabad, IndiaHQ recorded Oct 16, 2026501-1,00083 contacts →

Exact match

“Sophos Technologies Pvt.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchFoxborough, MA, United StatesHQ recorded Oct 16, 202651-20055 contacts →

Exact match

“Industrial Defender protects the world’s critical infrastructure from cyberattacks.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchChicago, MO, United StatesHQ recorded Oct 16, 202651-20055 contacts →

Exact match

“Verve Industrial Protection has ensured reliable and secure industrial control systems for 30 years.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchOslo, NorwayHQ recorded Oct 16, 202611-5045 contacts →

Exact match

“Omny protects industrial companies against cybersecurity threats by providing both holistic visibility into Operational Technology (OT) environments.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchVienna, VA, United StatesHQ recorded Oct 16, 202611-5040 contacts →

Exact match

“Corsha securely connects the operational systems that run our world.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchSan Sebastián, SpainHQ recorded Oct 16, 202611-5038 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchPérols, FranceHQ recorded Oct 16, 202611-5037 contacts →

Exact match

“As France's leading provider of cyber protection for critical systems, Seclab secures exchanges by simplifying interconnection architectures and eliminating the risks associated…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchRome, ItalyHQ recorded Oct 16, 202611-5031 contacts →

Exact match

“Gyala is a 100% Italian Cybersecurity Vendor.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchFairfax, United StatesHQ recorded Oct 16, 202611-5029 contacts →

Exact match

“InfraShield is a U.S-based cyber-physical security company specializing in the protection of critical infrastructure systems across OT and IT environments.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18Exact matchPoznań, PolandHQ recorded Oct 16, 202611-5028 contacts →

Exact match

“ICsec offers cybersecurity solutions dedicated to industrial networks.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
19Exact matchBolzano, ItalyHQ recorded Oct 16, 202611-5027 contacts →

Exact match

“Endian is a European cybersecurity vendor dedicated to simplifying IT & OT security in order to help create a safer digital world.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20Exact matchHalifax, NS, CanadaHQ recorded Oct 16, 202611-5025 contacts →

Exact match

“Our world has changed dramatically over the last 10-15 years with an explosion of mobile devices, IoT, cloud computing, and the shift to work-from-home.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21Exact matchAl Corniche, Saudi ArabiaHQ recorded Oct 16, 202611-5025 contacts →

Exact match

“At CQR, we are at the forefront of innovative cyber solutions, dedicated to securing and fortifying Operational technology (OT) infrastructure.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
22Exact matchLeipzig, GermanyHQ recorded Oct 16, 202611-5024 contacts →

Exact match

“Rhebo provides simple and effective cybersecurity solutions for Operational Technology and distributed industrial assets for the energy sector, critical infrastructure and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Oct 16, 202651-20024 contacts →

Exact match

“SCADAfence is the global technology leader in OT & IoT cybersecurity.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Oct 16, 202611-5023 contacts →

Exact match

“At Armexa, we protect what matters most.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25Exact matchDubai, United Arab EmiratesHQ recorded Oct 16, 202651-20023 contacts →

Exact match

“Microminder Cyber Security is the trusted partner for safeguarding Operational Technology (OT) and Critical National Infrastructure (CNI) across the GCC, UK, and beyond.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase

Showing 25 of 199 industrial firewall manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 1,386 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial firewall manufacturers worldwide at a glance

As of Oct 16, 2026
25.1%Verified-email coverage
27.8Average contacts per company
11-50Median size (employees)
2.5%Largest-city concentration · London
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
84
11-50
79
51-200
24
201-500
5
501-1,000
6
10001+
1

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 industrial firewall manufacturers are linked below.
What qualifies
Company records worldwide whose business descriptions match “industrial firewall manufacturers” 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 1,386 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 16, 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.

Industrial firewall manufacturers by location

1 lists · largest first

Every Industrial firewall manufacturers 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 “industrial firewall manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial firewall manufacturers are there worldwide?

RevenueBase identified 199 company matches for industrial firewall manufacturers 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?

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

Which country has the most industrial firewall manufacturers?

The United States leads with 47 companies. Every industrial firewall manufacturers list by country and city is linked on this page.

Which city has the most industrial firewall manufacturers?

London leads with 5 company records, followed by New York (5) and Montreal (3).

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 1,386 professional contacts with verified work emails tracked across these 199 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 16, 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.