Company lists · Data refreshed September 2026

Top 25 Iso certification consulting firms worldwide

Name: Iso certification consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 28,150 companies tracked

RevenueBase identified 28,150 company matches for iso certification consulting firms worldwide as of September 2026 and tracks 530,042 professional contacts across them, including 119,892 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for iso certification 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 28, 2026. Country and city lists for iso certification 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 28, 2026 How this list was built

28,150Companies

530,042Contacts tracked

119,892Verified emails

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The 25 largest iso certification consulting firms worldwide

Ranked by team size

Top 25 of 28,150 company matches for iso certification consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	SGS	Exact match	Baar, SwitzerlandHQ recorded Sep 28, 2026	10001+	60,606 contacts →
	Exact match “SGS is the world’s leading Testing, Inspection and Certification company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Bureau Veritas	Exact match	Paris, FranceHQ recorded Sep 28, 2026	10001+	46,434 contacts →
	Exact match “Bureau Veritas is a world leader in Testing, Inspection and Certification.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Intertek	Exact match	London, United KingdomHQ recorded Sep 28, 2026	10001+	23,155 contacts →
	Exact match “Intertek is a leading Total Quality Assurance provider to industries worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Autonomo	Exact match	Córdoba, SpainHQ recorded Sep 28, 2026	n/a	23,018 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 28, 2026 · View company records in RevenueBase
5	DNV	Exact match	Høvik, NorwayHQ recorded Sep 28, 2026	10001+	15,983 contacts →
	Exact match “DNV is the independent expert in risk management and assurance, operating in more than 100 countries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	TÜV SÜD	Exact match	Munich, GermanyHQ recorded Sep 28, 2026	10001+	13,350 contacts →
	Exact match “TÜV SÜD is the trusted partner of choice for safety, security and sustainability solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	UL Solutions	Exact match	Northbrook, IL, United StatesHQ recorded Sep 28, 2026	10001+	12,316 contacts →
	Exact match “A global leader in applied safety science, UL Solutions (NYSE: ULS) transforms safety, security and sustainability challenges into opportunities for customers in more than 110…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	TÜV Rheinland Group	Exact match	Cologne, GermanyHQ recorded Sep 28, 2026	10001+	7,928 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 · Sep 28, 2026 · View company records in RevenueBase
9	APAVE	Exact match	Courbevoie Cedex, FranceHQ recorded Sep 28, 2026	10001+	6,791 contacts →
	Exact match “Le Groupe Apave est spécialisé dans la maîtrise des risques techniques, humains, environnementaux et numériques.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Applus	Exact match	Madrid, SpainHQ recorded Sep 28, 2026	10001+	6,478 contacts →
	Exact match “Applus+ is a worldwide leader in the testing, inspection, and certification sector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Socotec	Exact match	Guyancourt, FranceHQ recorded Sep 28, 2026	10001+	5,715 contacts →
	Exact match “SOCOTEC ranks in the Top 10 Best Workplaces® 2025 (category:>2500 employees) and is once again certified Great Place to Work® in 2025, across 18 countries!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	DEKRA	Exact match	Stuttgart, GermanyHQ recorded Sep 28, 2026	10001+	5,573 contacts →
	Exact match “For more than 100 years, DEKRA has been a trusted name in safety.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	RINA	Exact match	Genova, ItalyHQ recorded Sep 28, 2026	5,001-10,000	5,448 contacts →
	Exact match “We are 6,600+ around the world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Pt. Sucofindo	Exact match	South Jakarta, IndonesiaHQ recorded Sep 28, 2026	5,001-10,000	4,881 contacts →
	Exact match “SUCOFINDO was established in 1956 as a joint venture company between the Government of the Republic of Indonesia and SGS, Geneve, Switzerland.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Element Materials Technology	Exact match	London, United KingdomHQ recorded Sep 28, 2026	5,001-10,000	4,200 contacts →
	Exact match “The Element Materials Technology Group is one of the world’s leading global providers of testing, inspection, and certification services for a diverse range of products…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Formel D Group	Exact match	Köln, GermanyHQ recorded Sep 28, 2026	10001+	2,758 contacts →
	Exact match “Formel D is a global service provider for testing, inspection & certification.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	OCA Global	Exact match	Sant Cugat Del Valles, SpainHQ recorded Sep 28, 2026	1,001-5,000	2,690 contacts →
	Exact match “OCA Global is a private business group –with headquarters in Spain–, dedicated to inspection, quality control, certification, testing, consulting, and training activities.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	PT Surveyor Indonesia	Exact match	Jakarta Selatan, IndonesiaHQ recorded Sep 28, 2026	5,001-10,000	2,309 contacts →
	Exact match “Surveyor Indonesia didirikan pada tanggal 1 Agustus 1991.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	TUV India Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Sep 28, 2026	1,001-5,000	2,277 contacts →
	Exact match “TUV India Pvt.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Cotecna	Exact match	Plainpalais, SwitzerlandHQ recorded Sep 28, 2026	5,001-10,000	2,274 contacts →
	Exact match “Cotecna is a leading provider of testing, inspection and certification services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Nv5	Exact match	Hollywood, FL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,230 contacts →
	Exact match “NV5 is a provider of technology, conformity assessment, and consulting solutions for public and private sector clients supporting infrastructure, utility, and building assets and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Salfa Montajes	Exact match	Santiago, ChileHQ recorded Sep 28, 2026	5,001-10,000	2,018 contacts →
	Exact match “Empresa de Montajes Industriales Salfa S.A.(Salfa Montajes) was founded in 1993 as a subsidiary of SalfaCorp, a leading engineering, construction and real estate Company in Chile…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	ACE	Exact match	CanadaHQ recorded Sep 28, 2026	n/a	1,915 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 28, 2026 · View company records in RevenueBase
24	MCA Auditoria E Gerenciamento Ltda	Exact match	Belo Horizonte, BrazilHQ recorded Sep 28, 2026	1,001-5,000	1,754 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 28, 2026 · View company records in RevenueBase
25	QIMA	Exact match	Hong KongHQ recorded Sep 28, 2026	5,001-10,000	1,549 contacts →
	Exact match “QIMA is more than a testing, inspection, certification, and compliance company: We are on a mission to offer clients smart solutions to make products consumers can trust.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “iso certification consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 28,150 iso certification consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 119,892 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Iso certification consulting firms worldwide at a glance

As of Sep 28, 2026

22.6%Verified-email coverage

18.8Average contacts per company

1-10Median size (employees)

1.5%Largest-city concentration · Sao Paulo

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

18,649

11-50

6,936

51-200

1,628

201-500

472

501-1,000

156

1,001-5,000

111

5,001-10,000

10001+

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 iso certification consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “iso certification 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 119,892 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 28, 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.

Iso certification consulting firms by location

108 lists · largest first

Every Iso certification 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 “iso certification consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many iso certification consulting firms are there worldwide?

RevenueBase identified 28,150 company matches for iso certification 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?

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

Which country has the most iso certification consulting firms?

Brazil leads with 2,405 companies, followed by the United States (1,989) and Italy (1,686). Every iso certification consulting firms list by country and city is linked on this page.

Which city has the most iso certification consulting firms?

Sao Paulo leads with 420 company records, followed by Lima (329) and London (209).

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 119,892 professional contacts with verified work emails tracked across these 28,150 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 28, 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.