Company lists · Data refreshed October 2026

Top 25 Industrial hygiene labs worldwide

RevenueBase identified 3,805 company matches for industrial hygiene labs worldwide as of October 2026 and tracks 46,150 professional contacts across them, including 11,521 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for industrial hygiene labs 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 16, 2026. Country and city lists for industrial hygiene labs 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 16, 2026 How this list was built
3,805Companies
46,150Contacts tracked
11,521Verified emails
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The 25 largest industrial hygiene labs worldwide

Ranked by team size
Top 25 of 3,805 company matches for industrial hygiene labs worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 matchMinneapolis, MN, United StatesHQ recorded Oct 16, 20261,001-5,0002,358 contacts →

Exact match

“Pace® Science and Technology Company makes the world a safer, healthier place.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchCinnaminson, NJ, United StatesHQ recorded Oct 16, 2026501-1,000753 contacts →

Exact match

“As the nation's leading environmental testing firm, EMSL's network of nationwide laboratories has been providing quality analytical services since 1981.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchMississauga, ON, CanadaHQ recorded Oct 16, 20261,001-5,000723 contacts →

Exact match

“Pinchin Ltd.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchSaint-grégoire, FranceHQ recorded Oct 16, 2026501-1,000574 contacts →

Exact match

“ITGA, entreprise nationale fondée en 1994, dont le siège social est situé à Rennes, accompagne depuis 30 ans, tous les professionnels dans la résolution optimale de leurs…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchBuenos Aires, ArgentinaHQ recorded Oct 16, 20261,001-5,000535 contacts →

Exact match

“We are a company that provides industrial cleaning, maintenance and induatrial hygiene.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchSumaré, BrazilHQ recorded Oct 16, 2026201-500368 contacts →

Exact match

“Life Sciences Testing Group”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchCasanova Lonati, ItalyHQ recorded Oct 16, 20261,001-5,000361 contacts →

Exact match

“Laboratories that carry out analysis in different fields: environment, pharmaceutical, food, health and safety, agrochemicals and consumer product testing - Environmental…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchChâteau-gontier, FranceHQ recorded Oct 16, 2026201-500358 contacts →

Exact match

“ADX Groupe, votre bureau d'études de l'existant - Réalisation de diagnostics immobiliers obligatoires lors de la transaction ou location des biens- Recherche d’amiante dans tous…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Oct 16, 2026201-500272 contacts →

Exact match

“GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchWestborough, MA, United StatesHQ recorded Oct 16, 2026501-1,000243 contacts →

Exact match

“Since 1987, Alpha Analytical, Inc.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchCastellon, SpainHQ recorded Oct 16, 2026201-500236 contacts →

Exact match

“IPROMA is one of the leading companies in the fields of environmental laboratory analysis, technical advice and industrial hygiene.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchJohannesburg, South AfricaHQ recorded Oct 16, 202651-200235 contacts →

Exact match

“Established in as Africon, AssureCloud is Southern Africa’s largest and most comprehensive food safety, environmental, veterinary, and occupational hygiene laboratory group.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchCabiate, ItalyHQ recorded Oct 16, 2026201-500228 contacts →

Exact match

“TECNOLOGIE D'IMPRESA opera dal 1985 per fusione di realtà presenti dal 1977 nel campo dell'assistenza, della gestione e della risoluzione di problematiche relative alla…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchHertfordshire, United KingdomHQ recorded Oct 16, 2026201-500226 contacts →

Exact match

“Founded in 2003, Normec i2 Analytical is one of Europe's leading environmental testing companies providing its customers a comprehensive range of analytical, monitoring and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchUnion, NJ, United StatesHQ recorded Oct 16, 2026201-500209 contacts →

Exact match

“Hillmann has been a well-recognized leader in the Environmental Health & Safety, Due Diligence & Remediation Management, and Construction Services industries since 1985.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchPorto Alegre, BrazilHQ recorded Oct 16, 202651-200197 contacts →

Exact match

“Somos especialistas em Medicina e Segurança do Trabalho, com presença nacional e soluções completas para a saúde ocupacional da sua empresa.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchUsaquen, ColombiaHQ recorded Oct 16, 202651-200196 contacts →

Exact match

“Nuestro laboratorio ofrece los servicios de muestreo y análisis fisicoquímico de aguas y suelos, análisis microbiológico, de comunidades biológicas y residuos peligrosos, a…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18Exact matchBelvaux, LuxembourgHQ recorded Oct 16, 2026201-500192 contacts →

Exact match

“Depuis 40 ans, le client est au centre de nos préoccupations.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
19Exact matchSampora, IndonesiaHQ recorded Oct 16, 202651-200172 contacts →

Exact match

“Laboratorium Jasa Uji Analisa, Monitoring Lingkungan, dan PJK3”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20Exact matchHayward, CA, United StatesHQ recorded Oct 16, 202651-200168 contacts →

Exact match

“With a staff of over 150 employees in the San Francisco, Sacramento, Los Angeles, San Diego, Modesto, Bakersfield, Fresno, Portland, Chicago, and Grand Rapids offices, Forensic…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21Exact matchMaceió, BrazilHQ recorded Oct 16, 2026201-500166 contacts →

Exact match

“A Previne é uma empresa 100% brasileira com atuação na área de consultoria em saúde, segurança e meio ambiente (SSMA), higiene ocupacional e gerenciamento de riscos com…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
22Exact matchNewton, MA, United StatesHQ recorded Oct 16, 202651-200164 contacts →

Exact match

“EH & E delivers integrated environmental, engineering, and health and safety solutions that help businesses and institutions safeguard their assets, improve operations and boost…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
23Exact matchSão Paulo, BrazilHQ recorded Oct 16, 2026201-500163 contacts →

Exact match

“A CLM é uma empresa prestadora de serviços e soluções na área de gestão em saúde e segurança no trabalho.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24Exact matchElmhurst, IL, United StatesHQ recorded Oct 16, 202651-200160 contacts →

Exact match

“Since the passage of original environmental legislation nearly four decades ago, both private and public industry have turned to Mostardi Platt for guidance in complying with air…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25Exact matchBoston, MA, United StatesHQ recorded Oct 16, 202651-200157 contacts →

Exact match

“Gradient is an environmental and risk science consulting firm renowned for our specialties in Toxicology, Epidemiology, Risk Assessment, Product Safety, Contaminant Fate and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase

Showing 25 of 3,805 industrial hygiene labs worldwide

See the full list, filter by size, metro and specialty, and access 11,521 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial hygiene labs worldwide at a glance

As of Oct 16, 2026
25.0%Verified-email coverage
12.1Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · Sao Paulo
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
2,014
11-50
1,333
51-200
341
201-500
63
501-1,000
15
1,001-5,000
18
5,001-10,000
5
10001+
1

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 industrial hygiene labs are linked below.
What qualifies
Company records worldwide whose business descriptions match “industrial hygiene labs” 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 11,521 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 16, 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.

Industrial hygiene labs by location

19 lists · largest first

Every Industrial hygiene labs 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 “industrial hygiene labs”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial hygiene labs are there worldwide?

RevenueBase identified 3,805 company matches for industrial hygiene labs 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?

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

Which country has the most industrial hygiene labs?

The United States leads with 1,008 companies, followed by Brazil (409) and Italy (226). Every industrial hygiene labs list by country and city is linked on this page.

Which city has the most industrial hygiene labs?

Sao Paulo leads with 45 company records, followed by Lima (28) and Houston (26).

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 11,521 professional contacts with verified work emails tracked across these 3,805 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 16, 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.