Company lists · Data refreshed November 2026

Top 25 Calibration and certification services worldwide

Name: Calibration and certification services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 8,096 companies tracked

RevenueBase identified 8,096 company matches for calibration and certification services worldwide as of November 2026 and tracks 427,999 professional contacts across them, including 115,915 with verified work emails. India is the largest market and Sao Paulo the largest hub.

This list covers company matches for calibration and certification 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 November 6, 2026. Country and city lists for calibration and certification 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 Nov 6, 2026 How this list was built

8,096Companies

427,999Contacts tracked

115,915Verified emails

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The 25 largest calibration and certification services worldwide

Ranked by team size

Top 25 of 8,096 company matches for calibration and certification services 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	SGS	Exact match	Baar, SwitzerlandHQ recorded Nov 6, 2026	10001+	65,863 contacts →
	Exact match “SGS is the world’s leading Testing, Inspection and Certification company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Bureau Veritas	Exact match	Paris, United KingdomHQ recorded Nov 6, 2026	10001+	50,489 contacts →
	Exact match “Bureau Veritas is a world leader in Testing, Inspection and Certification.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Intertek	Exact match	London, NY, United KingdomHQ recorded Nov 6, 2026	10001+	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
4	DNV	Exact match	Høvik, NorwayHQ recorded Nov 6, 2026	10001+	16,914 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 · Nov 6, 2026 · View company records in RevenueBase
5	TÜV SÜD	Exact match	Munich, GermanyHQ recorded Nov 6, 2026	10001+	14,378 contacts →
	Exact match “TÜV SÜD is the trusted partner of choice for safety, security and sustainability solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	UL Solutions	Exact match	Northbrook, NC, United StatesHQ recorded Nov 6, 2026	10001+	13,154 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 · Nov 6, 2026 · View company records in RevenueBase
7	TÜV Rheinland Group	Exact match	Cologne, GermanyHQ recorded Nov 6, 2026	10001+	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
8	APAVE	Exact match	Courbevoie Cedex, FranceHQ recorded Nov 6, 2026	10001+	7,511 contacts →
	Exact match “Le Groupe Apave est spécialisé dans la maîtrise des risques techniques, humains, environnementaux et numériques.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Applus	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	10001+	7,376 contacts →
	Exact match “Applus+ is a worldwide leader in the testing, inspection, and certification sector.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Socotec	Exact match	Guyancourt, FranceHQ recorded Nov 6, 2026	10001+	6,301 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 · Nov 6, 2026 · View company records in RevenueBase
11	DEKRA	Exact match	Stuttgart, GermanyHQ recorded Nov 6, 2026	10001+	6,103 contacts →
	Exact match “For more than 100 years, DEKRA has been a trusted name in safety.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Pt. Sucofindo	Exact match	South Jakarta, IndonesiaHQ recorded Nov 6, 2026	5,001-10,000	5,839 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 · Nov 6, 2026 · View company records in RevenueBase
13	RINA	Exact match	Genoa, ItalyHQ recorded Nov 6, 2026	5,001-10,000	5,731 contacts →
	Exact match “We are 6,600+ around the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Element Materials Technology	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	4,533 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 · Nov 6, 2026 · View company records in RevenueBase
15	Amspec Group	Exact match	Cranbury, NJ, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,737 contacts →
	Exact match “The AmSpec Group has been relied upon in the testing, inspection, and certification (TIC) sector for several decades.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Trescal	Exact match	Paris, FranceHQ recorded Nov 6, 2026	5,001-10,000	3,704 contacts →
	Exact match “As the global leader in calibration services, we provide precision calibration expertise in every industry, geography and instrument across the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	OCA Global	Exact match	Sant Cugat Del Valles, SpainHQ recorded Nov 6, 2026	1,001-5,000	3,061 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 · Nov 6, 2026 · View company records in RevenueBase
18	Formel D Group	Exact match	Cologne, GermanyHQ recorded Nov 6, 2026	10001+	3,044 contacts →
	Exact match “Formel D is a global service provider for testing, inspection & certification.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Cotecna	Exact match	Plainpalais, SwitzerlandHQ recorded Nov 6, 2026	5,001-10,000	2,546 contacts →
	Exact match “Cotecna is a leading provider of testing, inspection and certification services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Nv5	Exact match	Hollywood, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,394 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 · Nov 6, 2026 · View company records in RevenueBase
21	TUV India Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,377 contacts →
	Exact match “TUV India Pvt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Control Union	Exact match	Rotterdam, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	1,832 contacts →
	Exact match “Control Union is a private international company that has been serving the commodity market since 1920.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	QIMA	Exact match	Hong KongHQ recorded Nov 6, 2026	5,001-10,000	1,729 contacts →
	Exact match “At QIMA, we are on a mission to help our clients make products consumers can trust.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	DQS	Exact match	Frankfurt, GermanyHQ recorded Nov 6, 2026	1,001-5,000	1,466 contacts →
	Exact match “DQS – Leveraging Quality, Driving Success.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Vinçotte	Exact match	Vilvoorde, BelgiumHQ recorded Nov 6, 2026	1,001-5,000	1,314 contacts →
	Exact match “Vinçotte (a Kiwa company since May 2022) offers objective and advisory services in inspection, certification, conformity assessment and training.” Recorded in the RevenueBase company graph · Nov 6, 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 “calibration and certification services”. 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 8,096 calibration and certification services worldwide

See the full list, filter by size, metro and specialty, and access 115,915 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Calibration and certification services worldwide at a glance

As of Nov 6, 2026

27.1%Verified-email coverage

52.9Average contacts per company

11-50Median size (employees)

1.1%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

3,148

11-50

3,102

51-200

1,143

201-500

322

501-1,000

107

1,001-5,000

101

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 calibration and certification services are linked below.
What qualifies: Company records worldwide whose business descriptions match “calibration and certification 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 115,915 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.

Calibration and certification services by location

45 lists · largest first

Every Calibration and certification 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 “calibration and certification services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many calibration and certification services are there worldwide?

RevenueBase identified 8,096 company matches for calibration and certification services 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?

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

Which country has the most calibration and certification services?

India leads with 793 companies, followed by the United States (749) and Brazil (549). Every calibration and certification services list by country and city is linked on this page.

Which city has the most calibration and certification services?

Sao Paulo leads with 88 company records, followed by Istanbul (76) and Dubai (74).

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 115,915 professional contacts with verified work emails tracked across these 8,096 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.