Company lists · Data refreshed November 2026

Top 25 Quality assurance and compliance auditors worldwide

RevenueBase identified 1,370 company matches for quality assurance and compliance auditors worldwide as of November 2026 and tracks 13,720 professional contacts across them, including 2,814 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for quality assurance and compliance auditors 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 quality assurance and compliance auditors 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
1,370Companies
13,720Contacts tracked
2,814Verified emails
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The 25 largest quality assurance and compliance auditors worldwide

Ranked by team size
Top 25 of 1,370 company matches for quality assurance and compliance auditors 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchKowloon, NY, Hong KongHQ recorded Nov 6, 202610001+3,981 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWilmslow, United KingdomHQ recorded Nov 6, 20261,001-5,000322 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMchenry, IL, United StatesHQ recorded Nov 6, 2026501-1,000219 contacts →

Exact match

“Pro QC International provides tailored quality solutions with a human touch in 100 countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWestbury, United StatesHQ recorded Nov 6, 202651-200177 contacts →

Exact match

“Quality & Compliance Advisory | Regulatory Strategy | Inspection Readiness & Remediation | Data Integrity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUtrecht, NetherlandsHQ recorded Nov 6, 202611-50121 contacts →

Exact match

“Vanaf 1 januari 2026 zijn Qualicor Europe en Perspekt één organisatie: Qualicor Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWrocław, PolandHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“The basis of our work is the set of values and standards of work we have developed for years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOsborne Park, AustraliaHQ recorded Nov 6, 202651-200107 contacts →

Exact match

“Worldwide Provider of Inspection, Auditing & Quality Services GQS provides proven, effective and efficient product conformity and assurance services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCovina, United StatesHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“From Global QA and QC Partners to Full Fledged Digital Transformation Organization, We've got you covered!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRosario, ArgentinaHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“LETIS audits and certifies compliance with standards, protocols and quality systems, such as- Standards for Organic Production of Argentina, United States, European Union…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchJundiaí, BrazilHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“Com o objetivo de assegurar a qualidade e manter um elevado nível de segurança e confiabilidade, a FLEX AERO possui um sistema de controle de qualidade que consta com auditorias…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDayton, OH, United StatesHQ recorded Nov 6, 202611-5076 contacts →

Exact match

“Since 1994, EAGLE has built an excellent reputation by providing third party auditing services that are objective and value-added.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5066 contacts →

Exact match

“Qniverse is your trusted Quality Assurance service partner that stands at the forefront of a paradigm shift in QA by redefining quality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPleasant Prairie, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Regulatory Compliance Associates Inc.(RCA) is a team of experienced professionals from FDA-regulated industries including pharmaceutical, biologics and medical device.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCedar Park, TX, United StatesHQ recorded Nov 6, 202611-5061 contacts →

Exact match

“FDAQRC offers specialized quality consulting, regulatory compliance and quality assurance for Pharmaceutical, Medical Device and Biotech companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCincinnati, OH, United StatesHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“We believe in quality without compromise, and resolve quality issues more efficiently, and accurately, by holding ourselves to a documented, higher standard.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchColorado Springs, CO, United StatesHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Johanson Group has provided Security & Compliance Audit Services to public and private companies in a variety of industries across the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCormano, ItalyHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“ASACERT offre servizi di Ispezione, Certificazione e Valutazione per supportare le aziende, di qualunque settore e dimensione, nella realizzazione di tutte quelle attività di…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGlasgow, United KingdomHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“International Associates (IA) is a leading provider of assessment, audit, verification, certification and training services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOyonnax, FranceHQ recorded Nov 6, 2026201-50053 contacts →

Exact match

“Nos interventions: Dans le cadre de missions ponctuelles aussi bien que d’audits, nous avons acquis au fil des années toute l’expérience qui, associée à nos méthodes, vous…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchKowloon, Hong KongHQ recorded Nov 6, 2026201-50051 contacts →

Exact match

“API is a company member or Worms Safety Group, specializes in Home Equipment quality management for: • Toys • Furniture (indoor and outdoor) • Home Improvement / DIY • Home decor…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAlpharetta, GA, United StatesHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Concentra Solutions maximizes contact center performance through Quality Assurance, specializing in Compliance and Customer Experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAbingdon, CA, United KingdomHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“ZigZag QA is your trusted worldwide quality leader, offering true global reach and unrivaled expertise to reduce risk and efforts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“At NYTROGIN, we understand the importance of maintaining a safe and healthy work environment for organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMunich, GermanyHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“Our GxP quality is guided by trusted independence and proven quality, earned through decades of objective auditing, and rooted in the latest global and local regulatory…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchTustin, CA, United StatesHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“Trusted Mortgage Quality Control & Compliance Solutions We partner with mortgage lenders to deliver comprehensive quality control and compliance solutions that support Agency…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,370 quality assurance and compliance auditors worldwide

See the full list, filter by size, metro and specialty, and access 2,814 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality assurance and compliance auditors worldwide at a glance

As of Nov 6, 2026
20.5%Verified-email coverage
10.0Average contacts per company
1-10Median size (employees)
1.4%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
937
11-50
300
51-200
86
201-500
24
501-1,000
5
1,001-5,000
7
10001+
6

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 assurance and compliance auditors are linked below.
What qualifies
Company records worldwide whose business descriptions match “quality assurance and compliance auditors” 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 2,814 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.

Quality assurance and compliance auditors by location

9 lists · largest first

Every Quality assurance and compliance auditors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 assurance and compliance auditors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quality assurance and compliance auditors are there worldwide?

RevenueBase identified 1,370 company matches for quality assurance and compliance auditors 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?

Bureau Veritas Consumer Products Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most quality assurance and compliance auditors?

The United States leads with 239 companies, followed by India (102) and the United Kingdom (96). Every quality assurance and compliance auditors list by country and city is linked on this page.

Which city has the most quality assurance and compliance auditors?

Sao Paulo leads with 19 company records, followed by London (15) and Buenos Aires (9).

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 2,814 professional contacts with verified work emails tracked across these 1,370 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.