Company lists · Data refreshed November 2026

Top 25 Quality assurance training companies worldwide

RevenueBase identified 2,934 company matches for quality assurance training companies worldwide as of November 2026 and tracks 64,871 professional contacts across them, including 13,557 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 training companies 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 training companies 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
2,934Companies
64,871Contacts tracked
13,557Verified emails
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The 25 largest quality assurance training companies worldwide

Ranked by team size
Top 25 of 2,934 company matches for quality assurance training companies 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 matchLondon, NY, United KingdomHQ recorded Nov 6, 202610001+24,944 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCologne, GermanyHQ recorded Nov 6, 202610001+8,583 contacts →

Exact match

“Neutral, independent third party For more than 150 years, TÜV Rheinland has stood for ensuring quality, safety, and efficiency in conjunction with people, the environment, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDecatur, United StatesHQ recorded Nov 6, 20261,001-5,0001,071 contacts →

Exact match

“a1qa is a global software testing and QA outsourcing company trusted by IT firms and Fortune 500 enterprises to deliver software quality that holds under real-world pressure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMadrid, SpainHQ recorded Nov 6, 2026501-1,000732 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMilwaukee, United StatesHQ recorded Nov 6, 202651-200575 contacts →

Exact match

“ASQ is the leading membership association that helps quality professionals achieve career goals and drive excellence through quality in their organizations and industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBogotá, ColombiaHQ recorded Nov 6, 2026201-500536 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchIndianapolis, United StatesHQ recorded Nov 6, 2026501-1,000450 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 202651-200406 contacts →

Exact match

“PECB is a global leader in certification, committed to fostering digital trust through education, certification, and certificate programs across various disciplines.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSingaporeHQ recorded Nov 6, 2026201-500373 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHyderabad, IndiaHQ recorded Nov 6, 202651-200370 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchZollikofen, SwitzerlandHQ recorded Nov 6, 202651-200263 contacts →

Exact match

“The Swiss Association for Quality and Management Systems (SQS) is Switzerland's leading organisation for certification and assessment services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLewisville, TX, United StatesHQ recorded Nov 6, 202651-200247 contacts →

Exact match

“Invensis Learning is a globally accredited professional training and certification company that imparts Project Management, IT Service Management, Agile, Scrum, Technology…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHelvoirt, NetherlandsHQ recorded Nov 6, 2026201-500221 contacts →

Exact match

“De software waarop miljoenen mensen vertrouwen, moet gewoon werken.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchAnnapolis, MD, United StatesHQ recorded Nov 6, 2026n/a218 contacts →

Exact match

“Quality Matters (QM) is the global organization leading quality assurance in online and innovative digital teaching and learning environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWarrendale, PA, United StatesHQ recorded Nov 6, 202651-200207 contacts →

Exact match

“Performance Review Institute® (PRI℠) is headquartered in Pittsburgh, Pennsylvania in the USA, with offices in London, UK to serve Europe and in Beijing, China and Aichi, Japan…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPorto, PortugalHQ recorded Nov 6, 202651-200205 contacts →

Exact match

“APCER, with more than 25 years of activity, provides certification, auditing and training solutions in the most diverse sectors of activity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNewmarket, ON, CanadaHQ recorded Nov 6, 2026501-1,000202 contacts →

Exact match

“Q2 Management™ is a ISO-certified quality assurance solutions provider to the manufacturing industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGuadalajara, MexicoHQ recorded Nov 6, 202651-200190 contacts →

Exact match

“Somos una firma con reconocimiento internacional que ofrece servicios de certificación, capacitación y evaluación de la conformidad en diferentes estándares nacionales e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChennai, IndiaHQ recorded Nov 6, 202651-200146 contacts →

Exact match

“Codoid Innovations – a futuristic QA Company - offers you innovative technology solutions that are guaranteed to accelerate your business, keep existing customers engaged, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAnn Arbor, MI, United StatesHQ recorded Nov 6, 2026501-1,000141 contacts →

Exact match

“Omnex Systems, LLC is headquartered in Ann Arbor, Michigan and provides software, training, implementation, staffing, projects and support to improve the quality of businesses…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchFaridabad, IndiaHQ recorded Nov 6, 202651-200139 contacts →

Exact match

“BSCIC is established as an Independent Conformity Assessment Body and Training Organization with its main objective to provide its services in the domains of QMS | EMS | OHSMS |…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026201-500136 contacts →

Exact match

“Originally setup in Florida, USA, in 1980, QAI is today recognized as a leading global consulting and workforce development organization focusing on enhancing Operational…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBlanchardstown, IrelandHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“Safety Solutions Group is a key contributor to both the public and private sectors’ commitment to safe, healthy and productive work environments.”

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

Showing 25 of 2,934 quality assurance training companies worldwide

See the full list, filter by size, metro and specialty, and access 13,557 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality assurance training companies worldwide at a glance

As of Nov 6, 2026
20.9%Verified-email coverage
22.1Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,919
11-50
700
51-200
188
201-500
60
501-1,000
19
1,001-5,000
13
5,001-10,000
2
10001+
16

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 training companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “quality assurance training companies” 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 13,557 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 training companies by location

15 lists · largest first

Every Quality assurance training companies 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 assurance training companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quality assurance training companies are there worldwide?

RevenueBase identified 2,934 company matches for quality assurance training companies 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?

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

Which country has the most quality assurance training companies?

The United States leads with 267 companies, followed by India (256) and Brazil (213). Every quality assurance training companies list by country and city is linked on this page.

Which city has the most quality assurance training companies?

Sao Paulo leads with 35 company records, followed by Istanbul (24) and Bangalore (21).

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 13,557 professional contacts with verified work emails tracked across these 2,934 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.