Company lists · Data refreshed September 2026

Top 25 Cpa firm cybersecurity services worldwide

RevenueBase identified 4,955 company matches for cpa firm cybersecurity services worldwide as of September 2026 and tracks 42,411 professional contacts across them, including 16,336 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for cpa firm cybersecurity 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 September 27, 2026. Country and city lists for cpa firm cybersecurity 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 Sep 27, 2026 How this list was built
4,955Companies
42,411Contacts tracked
16,336Verified emails
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The 25 largest cpa firm cybersecurity services worldwide

Ranked by team size
Top 25 of 4,955 company matches for cpa firm cybersecurity services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchReston, VA, United StatesHQ recorded Sep 27, 20261,001-5,0001,232 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 27, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Sep 27, 20261,001-5,000947 contacts →

Exact match

“Coalfire is the premier Cybersecurity and Compliance Services leader for the tech, healthcare, and finance industries.(This page is maintained by Marketing.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchPalo Alto, CA, United StatesHQ recorded Sep 27, 2026501-1,000893 contacts →

Exact match

“Established in 1949, our firm is unique for its pervasive passion and nimble delivery of over 75 years of experience.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchTroy, MI, United StatesHQ recorded Sep 27, 20261,001-5,000832 contacts →

Exact match

“Doeren Mayhew is a nationally recognized CPA and advisory firm serving mid-sized, privately held businesses and nonprofit organizations alike since 1932.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchBoston, MA, United StatesHQ recorded Sep 27, 2026201-500558 contacts →

Exact match

“Wolf & Company P.C.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 27, 2026201-500432 contacts →

Exact match

“Haynie is a leading, full-service CPA firm.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchNewport News, VA, United StatesHQ recorded Sep 27, 2026201-500393 contacts →

Exact match

“PBMares is a Certified Public Accounting and consulting firm focused on serving the audit, tax, accounting, and consulting needs of companies and individuals.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchBellevue, WA, United StatesHQ recorded Sep 27, 2026201-500347 contacts →

Exact match

“Clark Nuber is an award-winning Certified Public Accounting firm located in the Seattle Metro Area.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchEvansville, IN, United StatesHQ recorded Sep 27, 2026201-500341 contacts →

Exact match

“Kemper CPA Group LLP leadership and staff are committed to one basic business principle throughout each engagement: Each client is a referral for one more.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchSwedenHQ recorded Sep 27, 2026201-500332 contacts →

Exact match

“Prevent Breach & Minimize Impact”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchVienna, VA, United StatesHQ recorded Sep 27, 2026201-500326 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 27, 2026201-500315 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 · Sep 27, 2026 · View company records in RevenueBase
13Exact matchEdina, MN, IndiaHQ recorded Sep 27, 2026201-500307 contacts →

Exact match

“Abdo is a full-service accounting and consulting firm that delivers customized strategies and innovative solutions to help organizations and businesses succeed.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchRoma, ItalyHQ recorded Sep 27, 20261,001-5,000292 contacts →

Exact match

“NEVERHACK is a French group specialized in cybersecurity for over 40 years.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchCedar Hill, TX, United StatesHQ recorded Sep 27, 2026201-500255 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 · Sep 27, 2026 · View company records in RevenueBase
16Exact matchLos Angeles, CA, United StatesHQ recorded Sep 27, 202651-200237 contacts →

Exact match

“CNM LLP is now part of CrossCountry Consulting.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchReading, PA, United StatesHQ recorded Sep 27, 2026201-500222 contacts →

Exact match

“Herbein + Company, Inc.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchBengaluru, IndiaHQ recorded Sep 27, 202651-200221 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 · Sep 27, 2026 · View company records in RevenueBase
19Exact matchGlen Allen, VA, United StatesHQ recorded Sep 27, 202651-200220 contacts →

Exact match

“You can depend on us to share our knowledge and experience to help you make sound financial decisions throughout the life cycle of your business.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchSao Paulo, BrazilHQ recorded Sep 27, 202651-200215 contacts →

Exact match

“O nosso trabalho é proteger o seu.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchReston, VA, United StatesHQ recorded Sep 27, 20261,001-5,000204 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchIrvine, CA, United StatesHQ recorded Sep 27, 2026201-500199 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 · Sep 27, 2026 · View company records in RevenueBase
23Exact matchMadrid, SpainHQ recorded Sep 27, 202651-200183 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 · Sep 27, 2026 · View company records in RevenueBase
24Exact matchChantilly, VA, United StatesHQ recorded Sep 27, 20261,001-5,000170 contacts →

Exact match

“Trusted By 2,880+ World-Class Brands And Organizations Of All Sizes…!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchBangalore, IndiaHQ recorded Sep 27, 202651-200166 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 · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 4,955 cpa firm cybersecurity services worldwide

See the full list, filter by size, metro and specialty, and access 16,336 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cpa firm cybersecurity services worldwide at a glance

As of Sep 27, 2026
38.5%Verified-email coverage
8.6Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
3,263
11-50
1,353
51-200
260
201-500
51
501-1,000
6
1,001-5,000
7
5,001-10,000
1
10001+
2

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 cpa firm cybersecurity services are linked below.
What qualifies
Company records worldwide whose business descriptions match “cpa firm cybersecurity 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 16,336 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 27, 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.

Cpa firm cybersecurity services by location

29 lists · largest first

Every Cpa firm cybersecurity 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 “cpa firm cybersecurity services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cpa firm cybersecurity services are there worldwide?

RevenueBase identified 4,955 company matches for cpa firm cybersecurity services 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?

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

Which country has the most cpa firm cybersecurity services?

The United States leads with 2,233 companies, followed by India (244) and Canada (197). Every cpa firm cybersecurity services list by country and city is linked on this page.

Which city has the most cpa firm cybersecurity services?

London leads with 75 company records, followed by Paris (49) and New York (42).

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 16,336 professional contacts with verified work emails tracked across these 4,955 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 27, 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.