Company lists · Data refreshed November 2026

Top 25 Plc security consulting companies worldwide

Name: Plc security consulting companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 4,081 companies tracked

RevenueBase identified 4,081 company matches for plc security consulting companies worldwide as of November 2026 and tracks 41,602 professional contacts across them, including 11,864 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for plc security consulting 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 plc security consulting 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

4,081Companies

41,602Contacts tracked

11,864Verified emails

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The 25 largest plc security consulting companies worldwide

Ranked by team size

Top 25 of 4,081 company matches for plc security consulting 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,346 contacts →
	Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Dragos, INC	Exact match	Hanover, MD, United StatesHQ recorded Nov 5, 2026	501-1,000	670 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 · Nov 5, 2026 · View company records in RevenueBase
3	PT Itsec Asia TBK	Exact match	Jakarta, IndonesiaHQ recorded Nov 5, 2026	201-500	423 contacts →
	Exact match “ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Esec Forte Technologies	Exact match	Gurgaon, IndiaHQ recorded Nov 5, 2026	201-500	385 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Talakunchi Networks PVT LTD	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	201-500	355 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
6	Nriセキュアテクノロジーズ株式会社 NRI Securetechnologies, LTD	Exact match	千代田区, CA, JapanHQ recorded Nov 5, 2026	501-1,000	245 contacts →
	Exact match “NRIITNRI NRI SecureTechnologies is a global service provider of next-generation Managed Security Services, cutting-edge Blockchain Security Solutions, and Consulting Services with…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Baxter Clewis Cybersecurity	Exact match	Cedar Hill, TX, United StatesHQ recorded Nov 5, 2026	201-500	243 contacts →
	Exact match “Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Sattrix Information Security	Exact match	Ahmedabad, IndiaHQ recorded Nov 5, 2026	201-500	225 contacts →
	Exact match “In the current era of hyper-connectivity, securing your digital assets is no longer optional; it's essential.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Tevora	Exact match	Irvine, VA, United StatesHQ recorded Nov 5, 2026	201-500	213 contacts →
	Exact match “Founded in 2003, Tevora is a specialized management consultancy focused on cybersecurity, risk, and compliance services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Redbelt Security	Exact match	Sao Paulo, BrazilHQ recorded Nov 5, 2026	51-200	211 contacts →
	Exact match “O nosso trabalho é proteger o seu.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Stone Security, A Bearcom Company	Exact match	Salt Lake City, CA, United StatesHQ recorded Nov 5, 2026	201-500	210 contacts →
	Exact match “Stone Security has been driving the implementation of network-based surveillance, access control and intrusion systems for over 15 years.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Census	Exact match	Athens, MA, GreeceHQ recorded Nov 5, 2026	51-200	207 contacts →
	Exact match “CENSUS is a cybersecurity engineering powerhouse.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Openview Security Solutions Limited	Exact match	Romford, United KingdomHQ recorded Nov 5, 2026	201-500	203 contacts →
	Exact match “OpenView Security Solutions is the UK’S largest privately owned independent security company and provides unique, innovative and technologically excellent solutions to meet…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Matrix 2bsecure	Exact match	Tel Aviv, IsraelHQ recorded Nov 5, 2026	51-200	198 contacts →
	Exact match “2Bsecure Ltd.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	DAGMA	Exact match	Katowice, PolandHQ recorded Nov 5, 2026	201-500	193 contacts →
	Exact match “DAGMA Bezpieczeństwo IT to firma z 40-letnim doświadczeniem, specjalizująca się w cyberbezpieczeństwie.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	NET Square Solutions Pvt. LTD	Exact match	Ahmedabad, IndiaHQ recorded Nov 5, 2026	51-200	191 contacts →
	Exact match “Net Square is a company specializing in information security.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Deepseas	Exact match	Globally Distributed, United StatesHQ recorded Nov 5, 2026	201-500	190 contacts →
	Exact match “With 30 years of experience in cyber defense, DeepSeas is trusted by nearly clients around the world, including Fortune 100 enterprises and mid-market organizations, municipality…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Cyberpwn Technologies	Exact match	Bangalore, IndiaHQ recorded Nov 5, 2026	201-500	190 contacts →
	Exact match “CyberPWN is a pure-play cybersecurity consultancy and advisory firm With extensive experience in the cybersecurity field and a consultative approach, we are committed to ensuring…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Sapphire	Exact match	Newcastle Upon Tyne, United KingdomHQ recorded Nov 5, 2026	51-200	187 contacts →
	Exact match “Sapphire delivers comprehensive cyber solutions tailored to your needs, spanning across consultancy, managed services, IT/OT and beyond.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Mindpoint Group, A Quantum SKY Company	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	180 contacts →
	Exact match “MindPoint Group, a Quantum Sky company, is a cybersecurity specialist trusted by U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	IVT Security	Exact match	Yainville, FranceHQ recorded Nov 5, 2026	51-200	178 contacts →
	Exact match “Depuis 1986, IVT Security s’adapte aux évolutions technologiques en matière de sécurité destinée aux professionnels.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Valuementor	Exact match	Houston, United StatesHQ recorded Nov 5, 2026	51-200	176 contacts →
	Exact match “ValueMentor is a global information security consulting & services company that delivers real results to global business in maximizing cybersecurity.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	RMC Global	Exact match	Arlington, VA, United StatesHQ recorded Nov 5, 2026	51-200	174 contacts →
	Exact match “We believe resilience depends on minimizing and managing the increasing risks facing the critical infrastructure and industrial systems that support our country, companies, and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Reversec	Exact match	Sweden, ItalyHQ recorded Nov 5, 2026	201-500	172 contacts →
	Exact match “We are Reversec.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Firmus	Exact match	Kuala Lumpur, MalaysiaHQ recorded Nov 5, 2026	51-200	171 contacts →
	Exact match “Founded in 2008 by seasoned cybersecurity professionals, Firmus is an industry leader in delivering advanced cybersecurity services and solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “plc security consulting companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 4,081 plc security consulting companies worldwide

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Plc security consulting companies worldwide at a glance

As of Nov 5, 2026

28.5%Verified-email coverage

10.2Average contacts per company

1-10Median size (employees)

2.6%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

2,402

11-50

1,266

51-200

292

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 plc security consulting companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “plc security consulting 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 11,864 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.

Plc security consulting companies by location

31 lists · largest first

Every Plc security consulting 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 “plc security consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many plc security consulting companies are there worldwide?

RevenueBase identified 4,081 company matches for plc security consulting 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?

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

Which country has the most plc security consulting companies?

The United States leads with 792 companies, followed by the United Kingdom (285) and India (209). Every plc security consulting companies list by country and city is linked on this page.

Which city has the most plc security consulting companies?

London leads with 105 company records, followed by Sao Paulo (54) and Paris (35).

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 11,864 professional contacts with verified work emails tracked across these 4,081 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.