Company lists · Data refreshed September 2026

Top 25 Threat intelligence consulting firms worldwide

Name: Threat intelligence consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 12,407 companies tracked

RevenueBase identified 12,407 company matches for threat intelligence consulting firms worldwide as of September 2026 and tracks 159,292 professional contacts across them, including 46,837 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for threat intelligence consulting firms 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 29, 2026. Country and city lists for threat intelligence consulting firms 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 29, 2026 How this list was built

12,407Companies

159,292Contacts tracked

46,837Verified emails

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The 25 largest threat intelligence consulting firms worldwide

Ranked by team size

Top 25 of 12,407 company matches for threat intelligence consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	Private Sector	Exact match	United StatesHQ recorded Sep 29, 2026	n/a	12,771 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Sophos	Exact match	Abingdon, United KingdomHQ recorded Sep 29, 2026	5,001-10,000	4,925 contacts →
	Exact match “Sophos is a cybersecurity leader defending organizations globally with an AI-driven platform and expert-led services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Trellix	Exact match	Plano, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	3,447 contacts →
	Exact match “Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Globaldata PLC	Exact match	London, United KingdomHQ recorded Sep 29, 2026	1,001-5,000	2,779 contacts →
	Exact match “In a world drowning in data, we deliver clarity.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	OPTIV	Exact match	Leawood, KS, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,222 contacts →
	Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Crisis24	Exact match	Annapolis, MD, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,025 contacts →
	Exact match “Crisis24, a GardaWorld company, is widely regarded as the leading integrated risk management, crisis response, consulting, and global protective solutions firm, serving the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Site سايت	Exact match	Al Nakheel, Saudi ArabiaHQ recorded Sep 29, 2026	501-1,000	1,378 contacts →
	Exact match “We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,232 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 · Sep 29, 2026 · View company records in RevenueBase
9	Brosnan Risk Consultants	Exact match	Pearl River, NY, United StatesHQ recorded Sep 29, 2026	5,001-10,000	1,050 contacts →
	Exact match “Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Recorded Future	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	501-1,000	1,030 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Zerofox	Exact match	Baltimore, MD, United StatesHQ recorded Sep 29, 2026	501-1,000	904 contacts →
	Exact match “ZeroFox is the solution to discover, validate, and disrupt external cyber threats before they harm revenue or reputation.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Ensign Infosecurity	Exact match	SingaporeHQ recorded Sep 29, 2026	501-1,000	888 contacts →
	Exact match “Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Trustwave, A Levelblue Company	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	501-1,000	874 contacts →
	Exact match “Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	AEGIS	Exact match	United StatesHQ recorded Sep 29, 2026	1,001-5,000	781 contacts →
	Exact match “AEGIS is a London based, privately owned, British security and risk management company with overseas offices in Afghanistan, Bahrain, Iraq and the USA.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	PSU	Exact match	Beijing, ChinaHQ recorded Sep 29, 2026	n/a	771 contacts →
	Exact match “Since 2006, PSU has been the leading Scandinavian risk and security consultancy in China.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Bitsight	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	501-1,000	752 contacts →
	Exact match “Bitsight is the global leader in cyber risk intelligence, leveraging advanced AI to empower organizations with precise insights derived from the industry’s most extensive external…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	SISA	Exact match	Bengaluru, IndiaHQ recorded Sep 29, 2026	201-500	743 contacts →
	Exact match “SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	I-Tracing	Exact match	Courbevoie, FranceHQ recorded Sep 29, 2026	1,001-5,000	639 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Everfox	Exact match	Herndon, United StatesHQ recorded Sep 29, 2026	1,001-5,000	636 contacts →
	Exact match “Everfox delivers trusted connectivity to protect the world's most critical environments, safeguarding the sensitive information behind decision advantage.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Vikingcloud	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	1,001-5,000	628 contacts →
	Exact match “VikingCloud delivers battle-tested cybersecurity and compliance solutions that simply work.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	JANES	Exact match	Croydon, United KingdomHQ recorded Sep 29, 2026	501-1,000	608 contacts →
	Exact match “In a complex global landscape, leaders need accurate information and full context quickly.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	MSA Security	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	10001+	571 contacts →
	Exact match “Allied Universal Enhanced Protection Services delivers unrivaled threat mitigation expertise for government and business entities worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Security Alliance	Exact match	Miami, FL, United StatesHQ recorded Sep 29, 2026	1,001-5,000	553 contacts →
	Exact match “Security Alliance is a highly experienced provider of security solutions for private and business environments.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Group-Ib	Exact match	SingaporeHQ recorded Sep 29, 2026	501-1,000	528 contacts →
	Exact match “Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity technologies to investigate, prevent, and fight digital crime.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Paramount Computer Systems	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 29, 2026	201-500	525 contacts →
	Exact match “Protection is Paramount!” Recorded in the RevenueBase company graph · Sep 29, 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 “threat intelligence consulting firms”. 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 12,407 threat intelligence consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 46,837 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Threat intelligence consulting firms worldwide at a glance

As of Sep 29, 2026

29.4%Verified-email coverage

12.8Average contacts per company

1-10Median size (employees)

3.2%Largest-city concentration · London

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

7,369

11-50

3,791

51-200

917

201-500

199

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 threat intelligence consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “threat intelligence consulting firms” 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 46,837 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 29, 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.

Threat intelligence consulting firms by location

92 lists · largest first

Every Threat intelligence consulting firms 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 “threat intelligence consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many threat intelligence consulting firms are there worldwide?

RevenueBase identified 12,407 company matches for threat intelligence consulting firms 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?

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

Which country has the most threat intelligence consulting firms?

The United States leads with 3,361 companies, followed by the United Kingdom (861) and India (844). Every threat intelligence consulting firms list by country and city is linked on this page.

Which city has the most threat intelligence consulting firms?

London leads with 391 company records, followed by Paris (152) and Sao Paulo (124).

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 46,837 professional contacts with verified work emails tracked across these 12,407 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 29, 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.