Company lists · Data refreshed September 2026

Top 25 Cybersecurity for industrial systems worldwide

Name: Cybersecurity for industrial systems worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 1, 2026 4,469 companies tracked

RevenueBase identified 4,469 cybersecurity for industrial systems worldwide as of September 2026 and tracks 75,155 professional contacts across them, including 24,669 with verified work emails and 9,761 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers cybersecurity for industrial systems worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 1, 2026. Country and city lists for cybersecurity for industrial systems follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review

4,469Companies

75,155Contacts tracked

24,669Verified emails

9,761Mobile numbers

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The 25 largest cybersecurity for industrial systems worldwide

Ranked by team size

Top 25 of 4,469 cybersecurity for industrial systems worldwide, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to cybersecurity for industrial systems: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Trellix	Partial evidence	Plano, TX, US	1,001-5,000	3,490 contacts →
	Partial evidence “Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Source: RevenueBase Database · checked Sep 1, 2026
2	Inspira Enterprise	Partial evidence	Mumbai, IndiaHQ checked Sep 1, 2026	1,001-5,000	1,773 contacts →
	Partial evidence “Inspira Enterprise is a global Cybersecurity & Data Analytics & AI services provider with a presence in North America, ASEAN, Middle East, India, and Africa regions.” Source: RevenueBase Database · checked Sep 1, 2026
3	Guidepoint Security	Partial evidence	Tampa, FL, US	1,001-5,000	1,234 contacts →
	Partial evidence “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Source: RevenueBase Database · checked Sep 1, 2026
4	PAS	Indirect evidence	Houston, TX, US	201-500	1,227 contacts →
	Indirect evidence “PAS, part of Hexagon's Asset Lifecycle Intelligence division, delivers software solutions that prevent, detect, & remediate cyber threats, reduce process safety risks, and…” Source: RevenueBase Database · checked Sep 1, 2026
5	SISA	Partial evidence	Bengaluru, IndiaHQ checked Sep 1, 2026	201-500	743 contacts →
	Partial evidence “SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Source: RevenueBase Database · checked Sep 1, 2026
6	I-Tracing	Partial evidence	Courbevoie, FR	1,001-5,000	643 contacts →
	Partial evidence “I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Source: RevenueBase Database · checked Sep 1, 2026
7	Everfox	Indirect evidence	London, GB	1,001-5,000	635 contacts →
	Indirect evidence “Everfox delivers trusted connectivity to protect the world's most critical environments, safeguarding the sensitive information behind decision advantage.” Source: RevenueBase Database · checked Sep 1, 2026
8	Secunet Security Networks AG	Partial evidence	Essen, DE	1,001-5,000	620 contacts →
	Partial evidence “secunet – Protecting Digital Infrastructures secunet is Germany’s leading cybersecurity company.” Source: RevenueBase Database · checked Sep 1, 2026
9	Advens	Partial evidence	Barcelona, ES	501-1,000	588 contacts →
	Partial evidence “Advens is a European, independent and outstanding leader in cybersecurity.” Source: RevenueBase Database · checked Sep 1, 2026
10	Dragos, INC	Strong evidence	Houston, TX, US	501-1,000	544 contacts →
	Strong evidence “Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.” Source: RevenueBase Database · checked Sep 1, 2026
11	Paramount Computer Systems	Indirect evidence	Dubai, United Arab EmiratesHQ checked Sep 1, 2026	201-500	525 contacts →
	Indirect evidence “Protection is Paramount!” Source: RevenueBase Database · checked Sep 1, 2026
12	Ultraviolet Cyber	Indirect evidence	Phoenix, AZ, US	501-1,000	517 contacts →
	Indirect evidence “UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Source: RevenueBase Database · checked Sep 1, 2026
13	own.security	Partial evidence	Rennes, FR	51-200	506 contacts →
	Partial evidence “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.” Source: RevenueBase Database · checked Sep 1, 2026
14	Sirar By STC	Indirect evidence	Riyadh, Saudi ArabiaHQ checked Sep 1, 2026	201-500	493 contacts →
	Indirect evidence “World-class leading edge cyber capabilities to enable and protect economic and physical critical infrastructure and government services.” Source: RevenueBase Database · checked Sep 1, 2026
15	Securityhq	Partial evidence	New York, NY, US	501-1,000	492 contacts →
	Partial evidence “SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Source: RevenueBase Database · checked Sep 1, 2026
16	Protechmanize	Partial evidence	Thane, IndiaHQ checked Sep 1, 2026	501-1,000	484 contacts →
	Partial evidence “At ProTechmanize, we’re committed to making cybersecurity simpler, stronger, and more future ready for the organizations we serve.” Source: RevenueBase Database · checked Sep 1, 2026
17	Acpl Systems	Strong evidence	Gurgaon, IndiaHQ checked Sep 1, 2026	201-500	398 contacts →
	Strong evidence “ACPL Systems is a pure-play cybersecurity services company focused on helping organisations translate security investments into measurable outcomes.” Source: RevenueBase Database · checked Sep 1, 2026
18	Safeway	Indirect evidence	Rio De Janeiro, BR	201-500	397 contacts →
	Indirect evidence “A SAFEWAY empresa que integra a plataforma de cibersegurança do Grupo Stefanini se une a Protega.” Source: RevenueBase Database · checked Sep 1, 2026
19	Equans Digital	Indirect evidence	Courbevoie, FR	5,001-10,000	394 contacts →
	Indirect evidence “Equans Digital connects OT, IT and data to make your infrastructures truly controllable.” Source: RevenueBase Database · checked Sep 1, 2026
20	G Data Cyberdefense	Partial evidence	Bochum, DE	501-1,000	389 contacts →
	Partial evidence “Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Source: RevenueBase Database · checked Sep 1, 2026
21	PT Itsec Asia TBK	Partial evidence	Jakarta, IndonesiaHQ checked Sep 1, 2026	201-500	388 contacts →
	Partial evidence “ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Source: RevenueBase Database · checked Sep 1, 2026
22	Nozomi Networks	Indirect evidence	Milan, IT	201-500	371 contacts →
	Indirect evidence “We protect the world’s critical infrastructure from cyber threats.” Source: RevenueBase Database · checked Sep 1, 2026
23	Esec Forte Technologies	Indirect evidence	Gurugram, IndiaHQ checked Sep 1, 2026	201-500	363 contacts →
	Indirect evidence “eSec Forte® Technologies is a CMMi Level 3 certified Global Consulting and IT Security Services company with offerings across Cloud Security, Cyber Forensics, Malware Detection…” Source: RevenueBase Database · checked Sep 1, 2026
24	Telekom Security	Indirect evidence	Bonn, DE	1,001-5,000	360 contacts →
	Indirect evidence “We believe in a secure digital future with minimal risk and maximum opportunities.” Source: RevenueBase Database · checked Sep 1, 2026
25	Techdefence	Partial evidence	Ahmedabad, IndiaHQ checked Sep 1, 2026	201-500	340 contacts →
	Partial evidence “TechDefence Labs (TechD Cybersecurity Limited) Award-winning \| Innovative \| Visionary We empower organizations across the globe to secure their applications, networks, and digital…” Source: RevenueBase Database · checked Sep 1, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: cybersecurity for industrial systems. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names cybersecurity for industrial systems.
Partial evidence: Its own public description names part of cybersecurity for industrial systems, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name cybersecurity for industrial systems. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 4,469 cybersecurity for industrial systems worldwide

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Cybersecurity for industrial systems worldwide at a glance

As of Sep 1, 2026

32.8%Verified-email coverage

13.0%Mobile-number coverage

16.8Average contacts per company

11-50Median size (employees)

2.8%Largest-city concentration · London

Sep 1, 2026Page data refreshed

Companies by employee count

1-10

2,193

11-50

1,640

51-200

450

201-500

115

501-1,000

1,001-5,000

5,001-10,000

10001+

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among cybersecurity for industrial systems, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: 27 countries, largest first: the United States, India, the United Kingdom, France, Canada, Australia, Brazil, Germany, Spain, the United Arab Emirates and 17 more. Country and city lists for cybersecurity for industrial systems are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “cybersecurity for industrial systems”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names cybersecurity for industrial systems), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among cybersecurity for industrial systems, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 24,669 across the full list. 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 between September 1, 2026 and September 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Cybersecurity for industrial systems by location

46 lists · largest first

Every Cybersecurity for industrial systems 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names cybersecurity for industrial systems, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many cybersecurity for industrial systems are there worldwide?

RevenueBase identified 4,469 cybersecurity for industrial systems worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Trellix, headquartered in Plano, tops this list with the largest team on record.

Which country has the most cybersecurity for industrial systems?

The United States leads with 1,406 companies, followed by India (559) and the United Kingdom (298). Every cybersecurity for industrial systems list by country and city is linked on this page.

Which city has the most cybersecurity for industrial systems?

London leads with 123 headquartered companies, followed by Dubai (75) and Paris (61).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 24,669 verified decision-maker contacts tracked across these 4,469 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between September 1, 2026 and September 14, 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 Smart Search, 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.