Company lists · Data refreshed September 2026

Top 25 Enterprise security architecture services worldwide

RevenueBase identified 6,415 enterprise security architecture services worldwide as of September 2026 and tracks 66,337 professional contacts across them, including 15,036 with verified work emails. The United States is the largest market and London the largest hub.

This list covers enterprise security architecture services 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 28, 2026. Country and city lists for enterprise security architecture services 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
6,415Companies
66,337Contacts tracked
15,036Verified emails
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The 25 largest enterprise security architecture services worldwide

Ranked by team size
Top 25 of 6,415 enterprise security architecture services worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise security architecture services: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceUnited StatesHQ checked Sep 28, 2026n/a12,771 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceLeawood, KS, United StatesHQ checked Sep 28, 20261,001-5,0002,222 contacts →

Indirect evidence

“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceMumbai, IndiaHQ checked Sep 28, 2026501-1,000763 contacts →

Partial evidence

“With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceUnited StatesHQ checked Sep 28, 20261,001-5,000707 contacts →

Partial evidence

“We are now officially Skyhigh Security!”

Source: RevenueBase Database · checked Sep 28, 2026
5Strong evidenceBonn, GermanyHQ checked Sep 28, 2026501-1,000537 contacts →

Strong evidence

“SAP LeanIX is a leading provider of enterprise architecture solutions that help organizations drive IT modernization and continuous business transformation, regardless of the…”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceGurgaon, IndiaHQ checked Sep 28, 2026201-500398 contacts →

Partial 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 28, 2026
7Partial evidenceGurugram, IndiaHQ checked Sep 28, 2026201-500363 contacts →

Partial 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 28, 2026
8Partial evidenceLeeds, United KingdomHQ checked Sep 28, 2026201-500260 contacts →

Partial evidence

“We are a global boutique, specializing exclusively in the convergence of identity-driven security and networking.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceCedar Hill, TX, United StatesHQ checked Sep 28, 2026201-500255 contacts →

Indirect evidence

“Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceEdmond, OK, United StatesHQ checked Sep 28, 202651-200250 contacts →

Partial evidence

“Orion Security Systems (OSS) provides elite technical, physical, and cyber security solutions for customers with simple to complex needs.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceSingaporeHQ checked Sep 28, 2026201-500240 contacts →

Partial evidence

“Ufinity provides the industry's most innovative and integrated business Information Technology (IT) systems for Asia's leading enterprises, including large multinational groups…”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceMumbai, IndiaHQ checked Sep 28, 2026201-500238 contacts →

Indirect evidence

“Established 26 years ago, Meta Infotech has been a trusted name in Cyber and IT Risk Assessment Services, Cybersecurity Product Consulting, Implementation & Sustenance Services…”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceArlington, VA, United StatesHQ checked Sep 28, 2026201-500237 contacts →

Indirect evidence

“Falconwood is a veteran-owned, woman-owned business management and technology consulting firm headquartered in Arlington, Virginia.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceBengaluru, IndiaHQ checked Sep 28, 202651-200221 contacts →

Indirect evidence

“CYRAAC Services Private Limited (CyRAACS) is a leading, technology-first cybersecurity consulting and advisory firm headquartered in India, empanelled with CERT-In and accredited…”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceSao Paulo, BrazilHQ checked Sep 28, 202651-200215 contacts →

Indirect evidence

“O nosso trabalho é proteger o seu.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceBogotá, ColombiaHQ checked Sep 28, 2026201-500210 contacts →

Indirect evidence

“Netdata is a leading global cybersecurity services partner with more than 200 certified engineers and over 1,500 certifications, widely recognized as a partner of Palo Alto…”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceReston, VA, United StatesHQ checked Sep 28, 20261,001-5,000204 contacts →

Indirect evidence

“MindPoint Group, a Quantum Sky company, is a cybersecurity specialist trusted by U.S.”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceWarszawa, PolandHQ checked Sep 28, 2026201-500191 contacts →

Partial evidence

“Enigma Systemy Ochrony Informacji (Enigma Information Security Systems) was founded in 1993 on the initiative of workers and graduates of Warsaw University of Technology…”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceCapelle Aan Den Ijssel, NetherlandsHQ checked Sep 28, 2026n/a183 contacts →

Indirect evidence

“We help organizations gain control over their digital foundation.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceTel Aviv, IsraelHQ checked Sep 28, 202651-200180 contacts →

Indirect evidence

“2Bsecure Ltd.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceHuntsville, AL, United StatesHQ checked Sep 28, 2026n/a175 contacts →

Partial evidence

“HiWAAY's Network Services specializes in network design, business process analysis, information security and managed IT services.”

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceRehovot, IsraelHQ checked Sep 28, 202651-200167 contacts →

Partial evidence

“Citadel is an Information Security Consulting company.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceKuala Lumpur, MalaysiaHQ checked Sep 28, 202651-200162 contacts →

Indirect evidence

“Founded in 2008 by seasoned cybersecurity professionals, Firmus is an industry leader in delivering advanced cybersecurity services and solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceWarszawa, PolandHQ checked Sep 28, 2026201-500154 contacts →

Indirect evidence

“Jesteśmy zespołem ekspertów specjalizującym się w projektowaniu, wdrażaniu oraz zarządzaniu zaawansowanych technicznie rozwiązań IT.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidencePort Louis, MauritiusHQ checked Sep 28, 202651-200153 contacts →

Indirect evidence

“BDO IT Consulting is a trustworthy firm with a strong and longstanding reputation that has extensive local and international experience in providing IT Governance and Consulting…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 6,415 enterprise security architecture services worldwide

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Enterprise security architecture services worldwide at a glance

As of Sep 28, 2026
22.7%Verified-email coverage
10.3Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
4,032
11-50
1,835
51-200
421
201-500
80
501-1,000
23
1,001-5,000
6
5,001-10,000
3
10001+
1

Email recency is reported on each country list linked below.

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 enterprise security architecture services, 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
Every country. Country and city lists for enterprise security architecture services are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “enterprise security architecture services”. 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 enterprise security architecture services), 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 enterprise security architecture services, 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, 15,036 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 on September 28, 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.

Enterprise security architecture services by location

39 lists · largest first

Every Enterprise security architecture services 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 enterprise security architecture services, 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 enterprise security architecture services are there worldwide?

RevenueBase identified 6,415 enterprise security architecture services 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?

Private Sector, headquartered in Worldwide, tops this list with the largest team on record.

Which country has the most enterprise security architecture services?

The United States leads with 1,578 companies, followed by India (334) and the United Kingdom (328). Every enterprise security architecture services list by country and city is linked on this page.

Which city has the most enterprise security architecture services?

London leads with 104 headquartered companies, followed by Paris (73) and Sao Paulo (57).

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 15,036 verified decision-maker contacts tracked across these 6,415 companies.

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 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.