Company lists · Data refreshed November 2026

Top 25 Data breach response consulting services worldwide

Name: Data breach response consulting services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 5,244 companies tracked

RevenueBase identified 5,244 company matches for data breach response consulting services worldwide as of November 2026 and tracks 84,018 professional contacts across them, including 14,443 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for data breach response consulting services 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 6, 2026. Country and city lists for data breach response consulting services 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 6, 2026 How this list was built

5,244Companies

84,018Contacts tracked

14,443Verified emails

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The 25 largest data breach response consulting services worldwide

Ranked by team size

Top 25 of 5,244 company matches for data breach response consulting services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 2026	n/a	13,149 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
3	Cyderes	Exact match	Kansas City, MO, United StatesHQ recorded Nov 6, 2026	1,001-5,000	909 contacts →
	Exact match “Cyderes is a global managed cybersecurity services partner dedicated to defending against today’s relentless threatscape.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	I-Tracing	Exact match	Courbevoie, FranceHQ recorded Nov 6, 2026	1,001-5,000	687 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 · Nov 6, 2026 · View company records in RevenueBase
5	own.security	Exact match	Paris, FranceHQ recorded Nov 6, 2026	51-200	558 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Aujas Cybersecurity	Exact match	Cupertino, United StatesHQ recorded Nov 6, 2026	1,001-5,000	514 contacts →
	Exact match “At Aujas Cybersecurity, we specialize in building and transforming cybersecurity postures to help businesses effectively mitigate risks.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Palo Alto Networks Unit 42	Exact match	Santa Clara, CA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	510 contacts →
	Exact match “Palo Alto Networks Unit 42 brings together world-renowned threat researchers with an elite team of incident responders and security consultants to create an intelligence-driven…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	ARETE	Exact match	Boca Raton, United StatesHQ recorded Nov 6, 2026	201-500	496 contacts →
	Exact match “Arete helps organizations stay ahead of cyber threats with standardized, intelligence-led detection, response, resolution, and resilience capabilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Esec Forte Technologies	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
10	Truesec	Exact match	SwedenHQ recorded Nov 6, 2026	201-500	360 contacts →
	Exact match “Prevent Breach & Minimize Impact” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	ACERT	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	51-200	351 contacts →
	Exact match “A Acert é uma assessoria e consultoria especializada em prevenir e solucionar perdas financeiras advindas de processos inadequados ou fraudulentos.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Security Risk Advisors	Exact match	Philadelphia, PA, United StatesHQ recorded Nov 6, 2026	201-500	342 contacts →
	Exact match “We deliver cybersecurity consulting, 24x7 operations and SaaS to leading companies in the Financial Services, Healthcare, Pharmaceuticals, Technology and Retail industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Sygnia	Exact match	Tel Aviv, IsraelHQ recorded Nov 6, 2026	201-500	247 contacts →
	Exact match “Sygnia is a cyber technology and services company, providing high-end consulting and incident response support for organizations worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Lumifi	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 6, 2026	51-200	243 contacts →
	Exact match “Lumifi Cyber helps organizations illuminate their cyber defense with continuous protection across the full security lifecycle.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Baxter Clewis Cybersecurity	Exact match	Cedar Hill, TX, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
16	Mullen Coughlin LLC	Exact match	Devon, PA, United StatesHQ recorded Nov 6, 2026	201-500	237 contacts →
	Exact match “Founded by John F.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Cyraacs	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	51-200	215 contacts →
	Exact match “CYRAAC Services Private Limited (CyRAACS) is a leading, technology-first cybersecurity consulting and advisory firm headquartered in India, empanelled with CERT-In and accredited…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Redbelt Security	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	51-200	211 contacts →
	Exact match “O nosso trabalho é proteger o seu.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Secure Network Solutions India Private Limited	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	201-500	205 contacts →
	Exact match “Since we've been the 'Doctors of Network Security' for Indian enterprises, diagnosing vulnerabilities, prescribing the right solutions, and standing by our customers 24x7.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Cypfer	Exact match	Miami, United StatesHQ recorded Nov 6, 2026	51-200	198 contacts →
	Exact match “Global Cyber Certainty Champions, in an uncertain digital world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Govertis	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	51-200	191 contacts →
	Exact match “Expertos en Ciberseguridad, Privacidad, GRC, IRM y Cumplimiento Normativo unificando la perspectiva Legal y Tecnológica GOVERTIS es la mayor firma de Advisory 100% especializada…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Deepseas	Exact match	Globally Distributed, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
23	Cyberpwn Technologies	Exact match	Bangalore, IndiaHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
24	Mindpoint Group, A Quantum SKY Company	Exact match	Reston, VA, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
25	Reversec	Exact match	Sweden, ItalyHQ recorded Nov 6, 2026	201-500	172 contacts →
	Exact match “We are Reversec.” Recorded in the RevenueBase company graph · Nov 6, 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 “data breach response consulting services”. 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 5,244 data breach response consulting services worldwide

See the full list, filter by size, metro and specialty, and access 14,443 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data breach response consulting services worldwide at a glance

As of Nov 6, 2026

17.2%Verified-email coverage

16.0Average contacts per company

1-10Median size (employees)

2.7%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

3,430

11-50

1,421

51-200

300

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 data breach response consulting services are linked below.
What qualifies: Company records worldwide whose business descriptions match “data breach response consulting services” 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 14,443 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 6, 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.

Data breach response consulting services by location

36 lists · largest first

Every Data breach response consulting 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 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 “data breach response consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data breach response consulting services are there worldwide?

RevenueBase identified 5,244 company matches for data breach response consulting services 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?

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

Which country has the most data breach response consulting services?

The United States leads with 1,139 companies, followed by the United Kingdom (335) and India (317). Every data breach response consulting services list by country and city is linked on this page.

Which city has the most data breach response consulting services?

London leads with 139 company records, followed by Paris (74) and Sao Paulo (71).

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 14,443 professional contacts with verified work emails tracked across these 5,244 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 6, 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.