Company lists · Data refreshed September 2026
Top 25 Iso 9001 certification companies worldwide
RevenueBase identified 6,075 iso 9001 certification companies worldwide as of September 2026 and tracks 102,636 professional contacts across them, including 19,587 with verified work emails. India is the largest market and Lima the largest hub.
This list covers iso 9001 certification companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for iso 9001 certification companies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest iso 9001 certification companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 23,155 contacts → | ||||
Indirect evidence “Intertek is a leading Total Quality Assurance provider to industries worldwide.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 7,928 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 3,572 contacts → | ||||
Indirect evidence “QUALITY ALONG THE SUPPLY CHAIN Founded in 1997, TRIGO Group is a multinational company providing quality solutions for the automotive, aerospace and other transport industries.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,758 contacts → | ||||
Partial evidence “Formel D is a global service provider for testing, inspection & certification.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,424 contacts → | ||||
Indirect evidence “DQS – Leveraging Quality, Driving Success.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,246 contacts → | ||||
Partial evidence “Vinçotte (a Kiwa company since May 2022) offers objective and advisory services in inspection, certification, conformity assessment and training.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 961 contacts → | ||||
Indirect evidence “AENOR is a global company, that identifies and helps organizations to overcome relevant competitiveness gaps.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 576 contacts → | ||||
Partial evidence “Le Groupe SFC, c’est - Une équipe de 200 collaborateurs accompagnant au quotidien plus de clients - Une politique orientée qualité et satisfaction clients avec notre certification…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 481 contacts → | ||||
Strong evidence “Al Darwish Engineering W.L.L is an ISO 9001:2008 (Quality Management System), ISO 14001:2004 (Environmental Management System, and ISO 45001:2018 (Health and Safety Management…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 445 contacts → | ||||
Indirect evidence “UKAS is the world’s leading #accreditation body delivering confidence in products and services, and supporting global value chains.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 412 contacts → | ||||
Indirect evidence “Il Gruppo IMQ rappresenta una delle più importanti realtà italiane nel settore della valutazione della conformità (certificazione, prove, verifiche, ispezioni), presente anche nei…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 403 contacts → | ||||
Partial evidence “TÜV NORD Indonesia, member of TÜV NORD GROUP Germany, is one of certification, inspection and testing service providers.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 341 contacts → | ||||
Partial evidence “Wimpey Laboratories is an ISO accredited Independent laboratory.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 299 contacts → | ||||
Indirect evidence “TÜV NORD Nederland is part of the international TÜV NORD Group and has been contributing to the daily success of many companies in the Netherlands and abroad through the provision…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 283 contacts → | ||||
Indirect evidence “RICI Company Ltd.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 267 contacts → | ||||
Partial evidence “NQA is a leading global certification body, respected for providing flexible and supportive certification and training services that are technically advanced and meet the needs of…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 252 contacts → | ||||
Partial evidence “TÜV NORD and its testing, inspection, and certification companies make our world safer and are a driving force for global innovation.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 251 contacts → | ||||
Partial evidence “The Swiss Association for Quality and Management Systems (SQS) is Switzerland's leading organisation for certification and assessment services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 246 contacts → | ||||
Indirect evidence “At Green Tokai Co, Ltd, we are dedicated to consistently meeting and exceeding our customers’ expectations in product performance, service, and delivery.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 228 contacts → | ||||
Indirect evidence “Dexon is committed to the delivery of quality inspection services and continuous improvement for our customers satisfaction.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 221 contacts → | ||||
Indirect evidence “A QUALITY ASSURANCE foi criada em Junho de 1987, pelo engenheiro Evandro Cosenza por sugestão de alguns amigos e clientes do antigo SERMAT da Petrobras, com indicativos de um…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 211 contacts → | ||||
Indirect evidence “Pro QC International provides tailored quality solutions with a human touch in 100 countries.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 206 contacts → | ||||
Partial evidence “Quality Austria is the leading Austrian contact for System and Product certification, verification and validation, Training and certification of persons and Austria Quality Seal…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 204 contacts → | ||||
Strong evidence “Netsoft Consulting Services culture " An ISO 9001: 2008 Company" is a fast-paced, evolving and possesses a keen entrepreneurial spirit.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 200 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: iso 9001 certification companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names iso 9001 certification companies.
- Partial evidence
- Its own public description names part of iso 9001 certification companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name iso 9001 certification companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 6,075 iso 9001 certification companies worldwide
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Iso 9001 certification companies worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among iso 9001 certification companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for iso 9001 certification companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “iso 9001 certification companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names iso 9001 certification companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among iso 9001 certification companies, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 19,587 across the full list. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Iso 9001 certification companies by location
26 lists · largest firstEvery Iso 9001 certification companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Iso 9001 certification companies based in India535
- Iso 9001 certification companies based in Brazil394
- Iso 9001 certification companies based in the United States384
- Iso 9001 certification companies based in the United Kingdom383
- Iso 9001 certification companies based in France251
- Iso 9001 certification companies based in Germany208
- Iso 9001 certification companies based in Türkiye194
- Iso 9001 certification companies based in Italy177
- Iso 9001 certification companies based in Mexico177
- Iso 9001 certification companies based in Peru146
- Iso 9001 certification companies based in Spain139
- Iso 9001 certification companies based in the United Arab Emirates130
- Iso 9001 certification companies based in the Netherlands128
- Iso 9001 certification companies based in Australia127
- Iso 9001 certification companies based in Indonesia92
- Iso 9001 certification companies based in Argentina88
- Iso 9001 certification companies based in Canada76
- Iso 9001 certification companies based in South Africa65
- Iso 9001 certification companies based in Poland60
- Iso 9001 certification companies based in Switzerland53
- Iso 9001 certification companies based in Portugal43
- Iso 9001 certification companies based in Sweden41
- Iso 9001 certification companies based in Belgium37
- Iso 9001 certification companies based in Romania33
- Iso 9001 certification companies based in Denmark30
Cities
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names iso 9001 certification companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many iso 9001 certification companies are there worldwide?
RevenueBase identified 6,075 iso 9001 certification companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Intertek, headquartered in London, tops this list with the largest team on record.
Which country has the most iso 9001 certification companies?
India leads with 535 companies, followed by Brazil (394) and the United States (384). Every iso 9001 certification companies list by country and city is linked on this page.
Which city has the most iso 9001 certification companies?
Lima leads with 69 headquartered companies, followed by Sao Paulo (69) and London (63).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 19,587 verified decision-maker contacts tracked across these 6,075 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 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 Smart Search, 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.