Company lists · Data refreshed September 2026

Top 25 Quality and compliance consulting firms worldwide

RevenueBase identified 12,114 company matches for quality and compliance consulting firms worldwide as of September 2026 and tracks 113,468 professional contacts across them, including 21,372 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for quality and compliance 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 21, 2026. Country and city lists for quality and compliance 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 21, 2026 How this list was built
12,114Companies
113,468Contacts tracked
21,372Verified emails
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The 25 largest quality and compliance consulting firms worldwide

Ranked by team size
Top 25 of 12,114 company matches for quality and compliance consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchCórdoba, SpainHQ recorded Sep 21, 2026n/a23,018 contacts →

Exact match

“Calidad y Gestión es una empresa consultora de ámbito internacional especializada en servicios de asesoría en las siguientes áreas: Calidad Medio Ambiente Responsabilidad social…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchKowloon, Hong KongHQ recorded Sep 21, 202610001+3,802 contacts →

Exact match

“The Bureau Veritas Consumer Products Services division is a world-leading concept-to-consumer quality assurance and compliance services provider to manufacturers, distributors and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchCanadaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
4Exact matchBelo Horizonte, BrazilHQ recorded Sep 21, 20261,001-5,0001,754 contacts →

Exact match

“MCA Audit and Management Ltd, which specializes in consulting, auditing and project management and construction, is a company created by professionals graduating from leading…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchSydney, AustraliaHQ recorded Sep 21, 20261,001-5,0001,612 contacts →

Exact match

“At Planit, we provide businesses with the vision, precision and independence they need to improve the quality of their software and the way they deliver it.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchChampagne-au-mont-d’or, FranceHQ recorded Sep 21, 20261,001-5,0001,451 contacts →

Exact match

“Efor Group | The Global Leader in Life Science Quality & Compliance Founded in 2013, Efor Group is today the world leader in Quality & Compliance for the Life Sciences industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchReggello, JapanHQ recorded Sep 21, 20261,001-5,0001,309 contacts →

Exact match

“WHO WE ARE PQE Group is a women-owned, ISO 9001 certified technology solutions and compliance consulting Services Company, offering complete quality solutions for GCP, GLP, GMP…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchCranford, NJ, United StatesHQ recorded Sep 21, 2026501-1,000936 contacts →

Exact match

“Paragon is a now part of CGI (cgi.com), a global IT and business consulting services firm.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchMadrid, SpainHQ recorded Sep 21, 2026501-1,000686 contacts →

Exact match

“Consultora especializada en servicios de Aseguramiento de la Calidad del Software dirigidos a controlar y mejorar los costes, plazos y calidad del ciclo de vida de los productos…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchHilleroed, GermanyHQ recorded Sep 21, 2026501-1,000671 contacts →

Exact match

“Compliance isn’t just a checkbox - it’s the foundation of trust, safety, and success in life science.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchMclean, VA, United StatesHQ recorded Sep 21, 2026201-500651 contacts →

Exact match

“Founded in 2005, the vision behind Primary Integration (PI) was to build the most elite mission critical commissioning/data center commissioning and operational risk management…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchIndianapolis, IN, United StatesHQ recorded Sep 21, 2026201-500485 contacts →

Exact match

“We are people-centric Quality, Health, Safety, and Environmental (QHSE) consultants driven to reduce risk, foster sustainable operations, and enhance safety culture to protect…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchAntwerp, BelgiumHQ recorded Sep 21, 2026501-1,000387 contacts →

Exact match

“QbD Group is your strategic partner in life sciences, supporting companies from early-stage innovation to full market access and lifecycle management.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchWyomissing, PA, United StatesHQ recorded Sep 21, 2026501-1,000364 contacts →

Exact match

“For more than 20 years, e4health has partnered with 400+ health systems and provider organizations nationwide, delivering exceptional solutions across Health IT, HIM, Coding…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchMount Laurel, NJ, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
16Exact matchTX, United StatesHQ recorded Sep 21, 2026501-1,000347 contacts →

Exact match

“Quality Professionals (Q-Pros) is a global independent software Quality Assurance and Testing services provider supporting enterprise and government organizations.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchLucca, ItalyHQ recorded Sep 21, 2026201-500345 contacts →

Exact match

“Salute, Sicurezza, Ambiente e Qualità del prodotto: sei davvero sostenibile?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchSingaporeHQ recorded Sep 21, 2026201-500344 contacts →

Exact match

“Cutech Quality and Cutech Process are part of a multi-disciplinary group offering comprehensive Quality Assurance, Quality Control, Inspection, Testing, Engineering, and Technical…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchDallas, TX, United StatesHQ recorded Sep 21, 2026201-500336 contacts →

Exact match

“At VMG Health, we’re more than just a team of experts; we’re trusted partners in the business of healthcare.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchFishers, IN, United StatesHQ recorded Sep 21, 2026501-1,000323 contacts →

Exact match

“Verista is a leading business and technology consultancy firm that provides systems, compliance, validation and quality solutions to life science companies - enabling them to…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchHampton, VA, United StatesHQ recorded Sep 21, 202651-200317 contacts →

Exact match

“Registrar Corp is your trusted partner helping you navigate global regulatory requirements with expert services, innovative software solutions and comprehensive online compliance…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchCaguas, Puerto RicoHQ recorded Sep 21, 2026501-1,000298 contacts →

Exact match

“Mentor Technical Group is a minority-owned business setting new standards for multidisciplinary compliance, technical, and engineering services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchWilmslow, United KingdomHQ recorded Sep 21, 20261,001-5,000291 contacts →

Exact match

“The Citation Group offer unrivalled compliance and quality services to over businesses across the UK, Australia, New Zealand, and Canada.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchCarlsbad, CA, United StatesHQ recorded Sep 21, 2026201-500266 contacts →

Exact match

“Vaisesika Consulting is a global tech and consulting firm that helps businesses transform their digital setups and stay compliant in a straightforward way.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 21, 20261,001-5,000250 contacts →

Exact match

“Since 1987 HQTS has delivered product inspections, factory audits, testing and quality consulting throughout Asia.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 12,114 quality and compliance consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 21,372 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality and compliance consulting firms worldwide at a glance

As of Sep 21, 2026
18.8%Verified-email coverage
9.4Average contacts per company
1-10Median size (employees)
1.8%Largest-city concentration · Sao Paulo
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
9,077
11-50
2,330
51-200
486
201-500
119
501-1,000
38
1,001-5,000
28
5,001-10,000
4
10001+
7

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 quality and compliance consulting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “quality and compliance 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 21,372 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 21, 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.

Quality and compliance consulting firms by location

43 lists · largest first

Every Quality and compliance 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 “quality and compliance consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quality and compliance consulting firms are there worldwide?

RevenueBase identified 12,114 company matches for quality and compliance 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?

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

Which country has the most quality and compliance consulting firms?

The United States leads with 2,405 companies, followed by Brazil (899) and the United Kingdom (666). Every quality and compliance consulting firms list by country and city is linked on this page.

Which city has the most quality and compliance consulting firms?

Sao Paulo leads with 217 company records, followed by London (120) and Lima (90).

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 21,372 professional contacts with verified work emails tracked across these 12,114 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 21, 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.