Company lists · Data refreshed September 2026

Top 25 Internal controls consulting firms worldwide

RevenueBase identified 8,813 company matches for internal controls consulting firms worldwide as of September 2026 and tracks 79,064 professional contacts across them, including 20,790 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for internal controls 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 28, 2026. Country and city lists for internal controls 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 28, 2026 How this list was built
8,813Companies
79,064Contacts tracked
20,790Verified emails
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The 25 largest internal controls consulting firms worldwide

Ranked by team size
Top 25 of 8,813 company matches for internal controls consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchMadrid, SpainHQ recorded Sep 28, 20261,001-5,0004,468 contacts →

Exact match

“Management Solutions is a leading provider of business consulting services for regulated industries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchCanadaHQ recorded Sep 28, 2026n/a1,915 contacts →

Exact match

“consulting firm in quality and environmental management system, quality control,quality assurance and lean manufacturing and productivity improvement.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261,001-5,0001,688 contacts →

Exact match

“Sikich offers the public and private sectors a diverse platform of professional services across consulting, technology, and compliance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0001,486 contacts →

Exact match

“ACA Group is the leading governance, risk, and compliance advisor to the financial services industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchChennai, IndiaHQ recorded Sep 28, 20261,001-5,0001,199 contacts →

Exact match

“Matrix is a passionate team of professionals providing People, Product, and Process assurance services for enterprises across different industry segments for better compliance and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchPune, IndiaHQ recorded Sep 28, 20261,001-5,0001,152 contacts →

Exact match

“In today's complex and challenging business world, Accounting, Auditing & Consulting Firms play a significant role in managing these complexities/challenges and in turning them…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20265,001-10,0001,029 contacts →

Exact match

“Guidehouse is a leading global provider of consulting services to the public and commercial markets with broad capabilities in management, technology, and risk consulting.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchSan Jose, CA, United StatesHQ recorded Sep 28, 2026501-1,000675 contacts →

Exact match

“Uniqus Consultech is an AI and global tech-enabled consulting company that specializes in Accounting & Reporting Consulting, Governance, Risk & Compliance, Sustainability &…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Sep 28, 2026501-1,000601 contacts →

Exact match

“Founded in 1934, by two gentlemen to whom integrity was paramount, Mr.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchWayne, PA, United StatesHQ recorded Sep 28, 20261,001-5,000557 contacts →

Exact match

“For more than 25 years, SolomonEdwards has empowered organizations to tackle common and complex business challenges through strategic advisory, technical advocacy, and hands-on…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchLyon, FranceHQ recorded Sep 28, 2026501-1,000502 contacts →

Exact match

“Depuis plus de 40 ans, nos équipes de spécialistes accompagnent nos clients de petites, moyennes et grandes entreprises, dans le pilotage de leurs organisations, la gestion des…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMumbai, IndiaHQ recorded Sep 28, 2026201-500458 contacts →

Exact match

“We offer Internal Audit & Risk Consulting related services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchCardiff, United KingdomHQ recorded Sep 28, 20261,001-5,000453 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Sep 28, 2026201-500444 contacts →

Exact match

“ANB is a fully-integrated and one of the fastest growing assurance and business advisory firm, with 450 plus employees and presence in 6 countries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchWashington, DC, United StatesHQ recorded Sep 28, 2026501-1,000403 contacts →

Exact match

“IBM Promontory is a global leader in strategy, risk management, and compliance consulting.#IBMConsulting”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchMount Laurel, NJ, United StatesHQ recorded Sep 28, 2026201-500364 contacts →

Exact match

“APA Engineering Inc has been a leader in providing Compliance, Engineering, IT, and Sourcing services since With over twenty years in business, we are dedicated to providing the…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Sep 28, 2026201-500345 contacts →

Exact match

“Based in Paris, Lyon, Rennes, Le Havre, Toulouse, Aix en Provence, Casablanca, London and New York, BM & A is an independent and international group positioned on the audit and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchBerlin, GermanyHQ recorded Sep 28, 2026501-1,000335 contacts →

Exact match

“PKF Fasselt is one of Germany’s leading mid-sized auditing and consulting firms.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchBrazilHQ recorded Sep 28, 2026501-1,000332 contacts →

Exact match

“Desde 1997 no Brasil, somos membros da Moore Global, uma das principais redes de Auditoria, Consultoria, Outsourcing e Tributos presente em mais de 114 países e entre as maiores…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchVienna, VA, United StatesHQ recorded Sep 28, 2026201-500326 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchStockholm, SwedenHQ recorded Sep 28, 2026201-500321 contacts →

Exact match

“Advisense is a leading governance, risk and compliance powerhouse, offering best-in-class services and tech solutions to the European industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchNew York City, NY, United StatesHQ recorded Sep 28, 2026201-500308 contacts →

Exact match

“At Comply, we pride ourselves on being the champion for compliance professionals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchBarueri, BrazilHQ recorded Sep 28, 2026201-500278 contacts →

Exact match

“A Protiviti é uma empresa global, com 85 escritórios em 25 países, e mais de profissionais que atendem a 60% das empresas da FORTUNE Reconhecida como Great Place To Work e com…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 28, 2026201-500268 contacts →

Exact match

“We stand at the forefront of leadership, insight, and guidance in a world marked by complexity and uncertainty.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMilan, ItalyHQ recorded Sep 28, 2026201-500268 contacts →

Exact match

“Società consulenza aziendale, revisione e organizzazione contabile associata al network internazionale Nexia.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 8,813 internal controls consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 20,790 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Internal controls consulting firms worldwide at a glance

As of Sep 28, 2026
26.3%Verified-email coverage
9.0Average contacts per company
1-10Median size (employees)
2.4%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
5,939
11-50
2,262
51-200
441
201-500
88
501-1,000
22
1,001-5,000
27
5,001-10,000
8
10001+
4

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 internal controls consulting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “internal controls 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 20,790 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 28, 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.

Internal controls consulting firms by location

50 lists · largest first

Every Internal controls 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 “internal controls consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many internal controls consulting firms are there worldwide?

RevenueBase identified 8,813 company matches for internal controls 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?

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

Which country has the most internal controls consulting firms?

The United States leads with 1,496 companies, followed by Brazil (654) and India (460). Every internal controls consulting firms list by country and city is linked on this page.

Which city has the most internal controls consulting firms?

Sao Paulo leads with 215 company records, followed by London (153) and Paris (141).

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 20,790 professional contacts with verified work emails tracked across these 8,813 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 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 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.