Company lists · Data refreshed November 2026

Top 25 Industrial hygiene consultants worldwide

RevenueBase identified 6,356 company matches for industrial hygiene consultants worldwide as of November 2026 and tracks 51,283 professional contacts across them, including 11,648 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 consultants 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 industrial hygiene consultants 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
6,356Companies
51,283Contacts tracked
11,648Verified emails
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The 25 largest industrial hygiene consultants worldwide

Ranked by team size
Top 25 of 6,356 company matches for industrial hygiene consultants 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 matchMississauga, ON, CanadaHQ recorded Nov 6, 20261,001-5,000693 contacts →

Exact match

“Pinchin Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSt. Paul, MD, United StatesHQ recorded Nov 6, 20261,001-5,000649 contacts →

Exact match

“Antea Group is an international engineering and environmental consulting firm specializing in full-service solutions in the fields of environment, health and safety, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 20261,001-5,000580 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchKimberton, TX, United StatesHQ recorded Nov 6, 2026201-500381 contacts →

Exact match

“ALL4 is a global consulting firm committed to shaping a sustainable future through innovative environmental, health, and safety (EHS) and digital solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDavila, BrazilHQ recorded Nov 6, 20261,001-5,000296 contacts →

Exact match

“Serviços especializados para construção não especificados anteriormente”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchCabiate, ItalyHQ recorded Nov 6, 2026201-500232 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchUnion, OR, United StatesHQ recorded Nov 6, 2026201-500216 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBrentwood, TN, IndiaHQ recorded Nov 6, 202651-200202 contacts →

Exact match

“BLR serves as a trusted partner for HR and EHS teams, leveraging nearly 50 years of compliance expertise to provide businesses with the guidance needed to navigate regulatory…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSão José, BrazilHQ recorded Nov 6, 202651-200197 contacts →

Exact match

“Com vasta experiência no mercado de medicina ocupacional, apresentamos aos nossos clientes um conjunto de soluções voltadas para a melhoria da condição de saúde do trabalhador.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchExcelsior, MN, IndiaHQ recorded Nov 6, 202651-200196 contacts →

Exact match

“The leader in environmental, health and safety compliance solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAlcester, United KingdomHQ recorded Nov 6, 2026501-1,000193 contacts →

Exact match

“Rock Compliance is a progressive company in the Water, Air and Asbestos compliance markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMaceió, BrazilHQ recorded Nov 6, 2026201-500177 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHayward, CA, United StatesHQ recorded Nov 6, 202651-200175 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNewton, MA, United StatesHQ recorded Nov 6, 202651-200173 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchIndianapolis, NY, United StatesHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“Founded in 1988, KERAMIDA is a multidisciplinary Sustainability, EHS & Engineering consulting firm grounded in evidence-based research and development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSão Paulo, BrazilHQ recorded Nov 6, 2026201-500167 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchElmhurst, IL, United StatesHQ recorded Nov 6, 202651-200165 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 · Nov 6, 2026 · View company records in RevenueBase
18Exact matchParis, FranceHQ recorded Nov 6, 202651-200163 contacts →

Exact match

“Since 2001 Tennaxia has accompanied industrial companies who are committed to a Corporate and Environmental Responsibility approach and/or who are facing challenges concerning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200157 contacts →

Exact match

“At Tetra, we make buildings safer for people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGurgaon, IndiaHQ recorded Nov 6, 2026201-500154 contacts →

Exact match

“Vardan EnviroNet is an organization of senior state and central government retired officers from various departments like Pollution Control Board, Mines & Geology, Public Sector…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDallas, NM, United StatesHQ recorded Nov 6, 202651-200150 contacts →

Exact match

“OUR MISSION is to combine sustainable environmental solutions with forward-thinking, cost-effective, innovative, and value-added technologies that balance our clients’ economic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBogotá, ColombiaHQ recorded Nov 6, 202651-200145 contacts →

Exact match

“Brindamos soluciones integrales en seguridad y salud en el trabajo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 202651-200140 contacts →

Exact match

“LE GROUPE GESFOR POIRIER, PINCHIN INC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchWashington Dc, MD, United StatesHQ recorded Nov 6, 202651-200131 contacts →

Exact match

“The Fire & Risk Alliance was created under four basic principles: TRUST – To be our clients trusted partner in maintaining and improving safety.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchVaughan, ON, CanadaHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“DS Consultants, A BluMetric Company, is a publicly traded company in good standing with the Professional Engineers of Ontario (PEO) and the Association of Professional…”

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

Showing 25 of 6,356 industrial hygiene consultants worldwide

See the full list, filter by size, metro and specialty, and access 11,648 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial hygiene consultants worldwide at a glance

As of Nov 6, 2026
22.7%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
2.2%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
4,157
11-50
1,756
51-200
323
201-500
48
501-1,000
8
1,001-5,000
10
5,001-10,000
2
10001+
3

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 consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “industrial hygiene consultants” 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 11,648 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.

Industrial hygiene consultants by location

23 lists · largest first

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

How many industrial hygiene consultants are there worldwide?

RevenueBase identified 6,356 company matches for industrial hygiene consultants 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?

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

Which country has the most industrial hygiene consultants?

The United States leads with 1,114 companies, followed by Brazil (1,108) and Italy (525). Every industrial hygiene consultants list by country and city is linked on this page.

Which city has the most industrial hygiene consultants?

Sao Paulo leads with 137 company records, followed by Lima (82) and Buenos Aires (51).

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 11,648 professional contacts with verified work emails tracked across these 6,356 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.