Company lists · Data refreshed October 2026

Top 25 Quality control and quality assurance consultancy services worldwide

RevenueBase identified 7,976 company matches for quality control and quality assurance consultancy services worldwide as of October 2026 and tracks 98,343 professional contacts across them, including 19,456 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for quality control and quality assurance consultancy 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 October 19, 2026. Country and city lists for quality control and quality assurance consultancy 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 Oct 19, 2026 How this list was built
7,976Companies
98,343Contacts tracked
19,456Verified emails
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The 25 largest quality control and quality assurance consultancy services worldwide

Ranked by team size
Top 25 of 7,976 company matches for quality control and quality assurance consultancy services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 matchLondon, United KingdomHQ recorded Oct 19, 202610001+24,130 contacts →

Exact match

“Intertek is a leading Total Quality Assurance provider to industries worldwide.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchKowloon, Hong KongHQ recorded Oct 19, 202610001+3,864 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 · Oct 19, 2026 · View company records in RevenueBase
3Exact matchCanadaHQ recorded Oct 19, 2026n/a1,973 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 · Oct 19, 2026 · View company records in RevenueBase
4Exact matchBelo Horizonte, BrazilHQ recorded Oct 19, 20261,001-5,0001,928 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 · Oct 19, 2026 · View company records in RevenueBase
5Exact matchSydney, AustraliaHQ recorded Oct 19, 20261,001-5,0001,634 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 · Oct 19, 2026 · View company records in RevenueBase
6Exact matchSao Paulo, BrazilHQ recorded Oct 19, 20261,001-5,000979 contacts →

Exact match

“Desde 1953 as empresas do Grupo Falcão Bauer prestam serviços nas áreas de Engenharia Consultiva realizando serviços de assessoria, avaliação, inspeção, Certificações (produtos e…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchCzęstochowa, PolandHQ recorded Oct 19, 20265,001-10,000759 contacts →

Exact match

“Exact x Forestall is a leading global provider of quality control solutions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchMadrid, SpainHQ recorded Oct 19, 2026501-1,000717 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 · Oct 19, 2026 · View company records in RevenueBase
9Exact matchBogotá, ColombiaHQ recorded Oct 19, 2026201-500532 contacts →

Exact match

“Empowering growth-driven technology companies with reliable and efficient software quality assurance solutions, our QA services specialize in QA automation, staff augmentation…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchMclean, VA, United StatesHQ recorded Oct 19, 2026201-500482 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 · Oct 19, 2026 · View company records in RevenueBase
11Exact matchIndianapolis, IN, United StatesHQ recorded Oct 19, 2026201-500480 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 · Oct 19, 2026 · View company records in RevenueBase
12Exact matchIndianapolis, IN, United StatesHQ recorded Oct 19, 2026501-1,000440 contacts →

Exact match

“iLAB specializes in Software Quality Assurance services, providing global solutions to our customers.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchTX, United StatesHQ recorded Oct 19, 2026501-1,000393 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 · Oct 19, 2026 · View company records in RevenueBase
14Exact matchOderzo, ItalyHQ recorded Oct 19, 2026501-1,000384 contacts →

Exact match

“Lifeanalytics: dalle analisi chimiche e microbiologiche alla consulenza e formazione Sosteniamo i nostri Clienti nell’interpretazione e nell’implementazione delle normative…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchHyderabad, IndiaHQ recorded Oct 19, 202651-200368 contacts →

Exact match

“W3Softech is an Independent QA services company specializing in Functional, Automation, non-functional testing services.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchLucca, ItalyHQ recorded Oct 19, 2026201-500364 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchSingaporeHQ recorded Oct 19, 2026201-500363 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 · Oct 19, 2026 · View company records in RevenueBase
18Exact matchDongguan City, ChinaHQ recorded Oct 19, 2026201-500334 contacts →

Exact match

“Impactiva is the world's leader in Process Optimization, Quality Management and Quality Assurance/Control for the Leather, Footwear, Leathergoods, Outdoor Gear and Apparel…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchCali, ColombiaHQ recorded Oct 19, 2026201-500261 contacts →

Exact match

“Tu software te frena en lugar de impulsarte?”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 19, 20261,001-5,000254 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchBerlin, ItalyHQ recorded Oct 19, 20261,001-5,000232 contacts →

Exact match

“For more than a decade the Tentamus Group has been providing services to customers all over the world.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchMalmö, SwedenHQ recorded Oct 19, 2026201-500227 contacts →

Exact match

“A SUSTAINABLE DIGITAL EXPERIENCE!”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchBan Chang, ThailandHQ recorded Oct 19, 2026201-500226 contacts →

Exact match

“Dexon is committed to the delivery of quality inspection services and continuous improvement for our customers satisfaction.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchMchenry, IL, United StatesHQ recorded Oct 19, 2026501-1,000208 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchRio De Janeiro, BrazilHQ recorded Oct 19, 2026201-500207 contacts →

Exact match

“The largest laboratory quality control company in the country, Controllab is committed to taking care of life.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 7,976 quality control and quality assurance consultancy services worldwide

See the full list, filter by size, metro and specialty, and access 19,456 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality control and quality assurance consultancy services worldwide at a glance

As of Oct 19, 2026
19.8%Verified-email coverage
12.3Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · Sao Paulo
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
5,597
11-50
1,635
51-200
469
201-500
144
501-1,000
54
1,001-5,000
34
5,001-10,000
7
10001+
17

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 control and quality assurance consultancy services are linked below.
What qualifies
Company records worldwide whose business descriptions match “quality control and quality assurance consultancy 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 19,456 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 October 19, 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 control and quality assurance consultancy services by location

34 lists · largest first

Every Quality control and quality assurance consultancy 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 “quality control and quality assurance consultancy services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quality control and quality assurance consultancy services are there worldwide?

RevenueBase identified 7,976 company matches for quality control and quality assurance consultancy services worldwide as of October 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?

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

Which country has the most quality control and quality assurance consultancy services?

The United States leads with 847 companies, followed by Brazil (637) and the United Kingdom (516). Every quality control and quality assurance consultancy services list by country and city is linked on this page.

Which city has the most quality control and quality assurance consultancy services?

Sao Paulo leads with 116 company records, followed by London (71) and Lima (55).

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 19,456 professional contacts with verified work emails tracked across these 7,976 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 October 19, 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.