Company lists · Data refreshed November 2026
Top 25 Occupational health testing services worldwide
RevenueBase identified 6,190 company matches for occupational health testing services worldwide as of November 2026 and tracks 99,328 professional contacts across them, including 18,178 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.
This list covers company matches for occupational health testing 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 occupational health testing 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.
The 25 largest occupational health testing services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 10,555 contacts → | ||||
Exact match “A global leader in testing, ALS provides comprehensive testing solutions to clients in a wide range of industries around the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 7,526 contacts → | ||||
Exact match “WHO WE ARE: Concentra is the leader in occupational health with 40+ years of improving the health of America's workforce, one patient at a time.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 1,729 contacts → | ||||
Exact match “Leidos QTC Health Services collaborates closely with government and non-government customers to address current and future program needs within the health services domain.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 1,520 contacts → | ||||
Exact match “For more than four decades, BioReference has built a legacy based on scientific excellence, innovation and world-class service in laboratory testing solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 1,415 contacts → | ||||
Exact match “ExamOne has provided a robust portfolio of laboratory, paramedical and data solutions since 1972, giving it a great deal of understanding about the needs of life insurance and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 910 contacts → | ||||
Exact match “DISA has been providing full-service employee screening solutions since 1987.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 901 contacts → | ||||
Exact match “Aliado estratégico para empresas e instituciones de salud en Colombia |+80 sedes en el país | Red de laboratorios clínicos #1 en Europa | Estándares internacionales de calidad…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 738 contacts → | ||||
Exact match “Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 709 contacts → | ||||
Exact match “Dorevitch Pathology was founded by Dr Abe Dorevitch in August 1970.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 671 contacts → | ||||
Exact match “Fundada em 1994 na cidade de Americana-SP, no centro Região Metropolitana de Campinas,o Grupo MEDNET Medicina e Segurança do Trabalho dedica-se à prestação de serviços…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 652 contacts → | ||||
Exact match “Somos una IPS especializada en salud ocupacional que presta servicios en Medicina Preventiva y del Trabajo, con calidad, ética y confiabilidad a empresas y particulares, a través…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 555 contacts → | ||||
Exact match “CONCENTRA WELCOMES U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 522 contacts → | ||||
Exact match “Sonic HealthPlus is Australia’s leading integrated healthcare provider with ~40 wholly-owned clinics operating in metropolitan, regional and remote locations across the country.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 517 contacts → | ||||
Exact match “Pulso Salud: Liderando la transformación de salud en Latinoamérica Pulso Salud es una compañía regional con operaciones en Perú, Chile, México y Argentina, especializada en…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 503 contacts → | ||||
Exact match “CRL was originally founded as Enzyme Technologies in 1979 with our focus on clinical research and development.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 483 contacts → | ||||
Exact match “WorkCare, Inc, a U.S-based occupational health, wellness and absence management company, is part of the APM Group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 458 contacts → | ||||
Exact match “Laboratorios Medico Chopo Sa De Cv is a company based out of 4719 Calzada De Tlalpan, Tlalpan, Mexico.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 448 contacts → | ||||
Exact match “For over 30 years, The IMA Group has been dedicated to enhancing the livelihood and productivity of individuals and organizations navigating challenging periods of health, work…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 432 contacts → | ||||
Exact match “Medigold Health is one of the UK’s most respected and established providers of occupational health and wellbeing services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 428 contacts → | ||||
Exact match “Verzuim is een onderwerp waar u als werkgever, leidinggevende of hr-professional liever niet teveel over nadenkt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 407 contacts → | ||||
Exact match “Somos una institución líder en salud ocupacional.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 385 contacts → | ||||
Exact match “Somos una empresa que hace 26 años brinda servicios de Gestión de Salud Ocupacional, que incluye Examen Médico Ocupacional, Unidades de salud en Operaciones Mineras e Industriales…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 370 contacts → | ||||
Exact match “Avonova er nordens ledende tilbyder av bedriftshelsetjenester.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 367 contacts → | ||||
Exact match “Quienes somos Somos una empresa con amplia experiencia en el mercado de la medicina laboral y ofrecemos una integración de servicios con calidad profesional.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 358 contacts → | ||||
Exact match Recorded description not available. 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 “occupational health testing 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 6,190 occupational health testing services worldwide
See the full list, filter by size, metro and specialty, and access 18,178 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Occupational health testing services worldwide at a glance
As of Nov 6, 2026Companies by employee count
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 occupational health testing services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “occupational health testing 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 18,178 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.
Occupational health testing services by location
23 lists · largest firstEvery Occupational health testing services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Occupational health testing services based in Brazil1,541
- Occupational health testing services based in the United States899
- Occupational health testing services based in the United Kingdom338
- Occupational health testing services based in Türkiye308
- Occupational health testing services based in Colombia196
- Occupational health testing services based in Italy182
- Occupational health testing services based in Australia169
- Occupational health testing services based in Peru156
- Occupational health testing services based in Mexico142
- Occupational health testing services based in the Netherlands138
- Occupational health testing services based in South Africa131
- Occupational health testing services based in Germany130
- Occupational health testing services based in Argentina128
- Occupational health testing services based in Canada104
- Occupational health testing services based in India95
- Occupational health testing services based in Portugal60
- Occupational health testing services based in Sweden51
- Occupational health testing services based in Chile49
- Occupational health testing services based in France49
- Occupational health testing services based in Norway31
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 “occupational health testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many occupational health testing services are there worldwide?
RevenueBase identified 6,190 company matches for occupational health testing 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?
ALS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most occupational health testing services?
Brazil leads with 1,541 companies, followed by the United States (899) and the United Kingdom (338). Every occupational health testing services list by country and city is linked on this page.
Which city has the most occupational health testing services?
Sao Paulo leads with 193 company records, followed by Rio De Janeiro (55) and Istanbul (47).
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 18,178 professional contacts with verified work emails tracked across these 6,190 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.
More company lists
Company intelligence · public preview
Top 25 occupational health testing services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 6,190 matching company records for occupational health testing services worldwide, with 99,328 tracked contacts and 18,178 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 occupational health testing services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  ALSalsglobal.comHQ: Bowen Hills, TX, AustraliaReported employees: 10001+ | Bowen Hills, TX, Australia | 10001+ | Exact match | 10,555 contacts → |
“A global leader in testing, ALS provides comprehensive testing solutions to clients in a wide range of industries around the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Concentraow.lyHQ: Addison, TX, United StatesReported employees: 10001+ | Addison, TX, United States | 10001+ | Exact match | 7,526 contacts → |
“WHO WE ARE: Concentra is the leader in occupational health with 40+ years of improving the health of America's workforce, one patient at a time.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  QTC Management, INCqtcm.comHQ: Glendora, TN, United StatesReported employees: 1,001-5,000 | Glendora, TN, United States | 1,001-5,000 | Exact match | 1,729 contacts → |
“Leidos QTC Health Services collaborates closely with government and non-government customers to address current and future program needs within the health services domain.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Bioreferencebioreference.comHQ: Elmwood Park, NJ, United StatesReported employees: 1,001-5,000 | Elmwood Park, NJ, United States | 1,001-5,000 | Exact match | 1,520 contacts → |
“For more than four decades, BioReference has built a legacy based on scientific excellence, innovation and world-class service in laboratory testing solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Examone, A Quest Diagnostics Companyexamone.comHQ: Lenexa, KS, United StatesReported employees: 1,001-5,000 | Lenexa, KS, United States | 1,001-5,000 | Exact match | 1,415 contacts → |
“ExamOne has provided a robust portfolio of laboratory, paramedical and data solutions since 1972, giving it a great deal of understanding about the needs of life insurance and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Disa Global Solutions, INCdisa.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 910 contacts → |
“DISA has been providing full-service employee screening solutions since 1987.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Synlab Colombiasynlab.coHQ: Bogota, ColombiaReported employees: 501-1,000 | Bogota, Colombia | 501-1,000 | Exact match | 901 contacts → |
“Aliado estratégico para empresas e instituciones de salud en Colombia |+80 sedes en el país | Red de laboratorios clínicos #1 en Europa | Estándares internacionales de calidad…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Aegis Sciences Corporationaegislabs.comHQ: Nashville, TN, United StatesReported employees: 501-1,000 | Nashville, TN, United States | 501-1,000 | Exact match | 738 contacts → |
“Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Dorevitch Pathologydorevitch.com.auHQ: Heidelberg, AustraliaReported employees: 1,001-5,000 | Heidelberg, Australia | 1,001-5,000 | Exact match | 709 contacts → |
“Dorevitch Pathology was founded by Dr Abe Dorevitch in August 1970.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Mednetgrupomednet.com.brHQ: Americana, BrazilReported employees: 201-500 | Americana, Brazil | 201-500 | Exact match | 671 contacts → |
“Fundada em 1994 na cidade de Americana-SP, no centro Região Metropolitana de Campinas,o Grupo MEDNET Medicina e Segurança do Trabalho dedica-se à prestação de serviços…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Colmédicos IPS S.A.Scolmedicos.comHQ: Medellín, ColombiaReported employees: 501-1,000 | Medellín, Colombia | 501-1,000 | Exact match | 652 contacts → |
“Somos una IPS especializada en salud ocupacional que presta servicios en Medicina Preventiva y del Trabajo, con calidad, ética y confiabilidad a empresas y particulares, a través…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  U.S. Healthworksushealthworks.comHQ: Valencia, CA, United StatesReported employees: 1,001-5,000 | Valencia, CA, United States | 1,001-5,000 | Exact match | 555 contacts → |
“CONCENTRA WELCOMES U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Sonic Healthplussonichealthplus.com.auHQ: Perth, AustraliaReported employees: 1,001-5,000 | Perth, Australia | 1,001-5,000 | Exact match | 522 contacts → |
“Sonic HealthPlus is Australia’s leading integrated healthcare provider with ~40 wholly-owned clinics operating in metropolitan, regional and remote locations across the country.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Pulso Saludpulsosalud.comHQ: Lima, PeruReported employees: 1,001-5,000 | Lima, Peru | 1,001-5,000 | Exact match | 517 contacts → |
“Pulso Salud: Liderando la transformación de salud en Latinoamérica Pulso Salud es una compañía regional con operaciones en Perú, Chile, México y Argentina, especializada en…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Clinical Reference Laboratorycrlcorp.comHQ: Lenexa, KS, United StatesReported employees: 501-1,000 | Lenexa, KS, United States | 501-1,000 | Exact match | 503 contacts → |
“CRL was originally founded as Enzyme Technologies in 1979 with our focus on clinical research and development.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Workcare, INCworkcare.comHQ: Orange, CA, United StatesReported employees: 501-1,000 | Orange, CA, United States | 501-1,000 | Exact match | 483 contacts → |
“WorkCare, Inc, a U.S-based occupational health, wellness and absence management company, is part of the APM Group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Laboratorios Medico Chopo SA DE CVchopo.com.mxHQ: Tlalpan, MexicoReported employees: 501-1,000 | Tlalpan, Mexico | 501-1,000 | Exact match | 458 contacts → |
“Laboratorios Medico Chopo Sa De Cv is a company based out of 4719 Calzada De Tlalpan, Tlalpan, Mexico.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  The IMA Grouptheimagroup.comHQ: Tarrytown, NY, United StatesReported employees: 1,001-5,000 | Tarrytown, NY, United States | 1,001-5,000 | Exact match | 448 contacts → |
“For over 30 years, The IMA Group has been dedicated to enhancing the livelihood and productivity of individuals and organizations navigating challenging periods of health, work…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Medigold Healthmedigold-health.comHQ: Northampton, United KingdomReported employees: 501-1,000 | Northampton, United Kingdom | 501-1,000 | Exact match | 432 contacts → |
“Medigold Health is one of the UK’s most respected and established providers of occupational health and wellbeing services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  DE Arbodienstdearbodienst.nlHQ: Nieuwegein, NetherlandsReported employees: 201-500 | Nieuwegein, Netherlands | 201-500 | Exact match | 428 contacts → |
“Verzuim is een onderwerp waar u als werkgever, leidinggevende of hr-professional liever niet teveel over nadenkt.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Centro Médico Integral Fitz ROYcmifitzroy.com.arHQ: Buenos Aires, ArgentinaReported employees: 501-1,000 | Buenos Aires, Argentina | 501-1,000 | Exact match | 407 contacts → |
“Somos una institución líder en salud ocupacional.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  S.G. Natclar S.A.Cnatclar.com.peHQ: Lima, PeruReported employees: 501-1,000 | Lima, Peru | 501-1,000 | Exact match | 385 contacts → |
“Somos una empresa que hace 26 años brinda servicios de Gestión de Salud Ocupacional, que incluye Examen Médico Ocupacional, Unidades de salud en Operaciones Mineras e Industriales…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Avonova Norgeavonova.noHQ: Oslo, NorwayReported employees: 1,001-5,000 | Oslo, Norway | 1,001-5,000 | Exact match | 370 contacts → |
“Avonova er nordens ledende tilbyder av bedriftshelsetjenester.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Irt- Medicina Para Empresasirt.com.arHQ: Rosario, ArgentinaReported employees: 501-1,000 | Rosario, Argentina | 501-1,000 | Exact match | 367 contacts → |
“Quienes somos Somos una empresa con amplia experiencia en el mercado de la medicina laboral y ofrecemos una integración de servicios con calidad profesional.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Vertical Screen, INCverticalscreen.comHQ: Warminster, NJ, United KingdomReported employees: 501-1,000 | Warminster, NJ, United Kingdom | 501-1,000 | Exact match | 358 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 6,190 company matches
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Occupational health testing services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
6,101 records in the displayed employee bands.
89 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 6,190 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Occupational health testing services by location
23 lists · largest firstEvery Occupational health testing services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Occupational health testing services based in Brazil1,541
- Occupational health testing services based in the United States899
- Occupational health testing services based in the United Kingdom338
- Occupational health testing services based in Türkiye308
- Occupational health testing services based in Colombia196
- Occupational health testing services based in Italy182
- Occupational health testing services based in Australia169
- Occupational health testing services based in Peru156
- Occupational health testing services based in Mexico142
- Occupational health testing services based in the Netherlands138
- Occupational health testing services based in South Africa131
- Occupational health testing services based in Germany130
- Occupational health testing services based in Argentina128
- Occupational health testing services based in Canada104
- Occupational health testing services based in India95
- Occupational health testing services based in Portugal60
- Occupational health testing services based in Sweden51
- Occupational health testing services based in Chile49
- Occupational health testing services based in France49
- Occupational health testing services based in Norway31
Cities
Questions about this company list
What does Exact match mean for occupational health testing services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many occupational health testing services did RevenueBase find worldwide?
The saved snapshot records 6,190 matching company records, 99,328 tracked contacts and 18,178 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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RevenueBase Data Team. Top 25 occupational health testing services worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/occupational-health-testing-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Top 25 occupational health testing services worldwide
RevenueBase records 6,190 matching company records for occupational health testing services worldwide, with 99,328 tracked contacts and 18,178 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 occupational health testing services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | ALSalsglobal.com HQ: Bowen Hills, TX, AustraliaReported employees: 10001+ | Bowen Hills, TX, Australia | 10001+ | Exact match | 10,555 contacts → |
“A global leader in testing, ALS provides comprehensive testing solutions to clients in a wide range of industries around the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Concentraow.ly HQ: Addison, TX, United StatesReported employees: 10001+ | Addison, TX, United States | 10001+ | Exact match | 7,526 contacts → |
“WHO WE ARE: Concentra is the leader in occupational health with 40+ years of improving the health of America's workforce, one patient at a time.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | QTC Management, INCqtcm.com HQ: Glendora, TN, United StatesReported employees: 1,001-5,000 | Glendora, TN, United States | 1,001-5,000 | Exact match | 1,729 contacts → |
“Leidos QTC Health Services collaborates closely with government and non-government customers to address current and future program needs within the health services domain.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Bioreferencebioreference.com HQ: Elmwood Park, NJ, United StatesReported employees: 1,001-5,000 | Elmwood Park, NJ, United States | 1,001-5,000 | Exact match | 1,520 contacts → |
“For more than four decades, BioReference has built a legacy based on scientific excellence, innovation and world-class service in laboratory testing solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Examone, A Quest Diagnostics Companyexamone.com HQ: Lenexa, KS, United StatesReported employees: 1,001-5,000 | Lenexa, KS, United States | 1,001-5,000 | Exact match | 1,415 contacts → |
“ExamOne has provided a robust portfolio of laboratory, paramedical and data solutions since 1972, giving it a great deal of understanding about the needs of life insurance and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Disa Global Solutions, INCdisa.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 910 contacts → |
“DISA has been providing full-service employee screening solutions since 1987.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Synlab Colombiasynlab.co HQ: Bogota, ColombiaReported employees: 501-1,000 | Bogota, Colombia | 501-1,000 | Exact match | 901 contacts → |
“Aliado estratégico para empresas e instituciones de salud en Colombia |+80 sedes en el país | Red de laboratorios clínicos #1 en Europa | Estándares internacionales de calidad…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Aegis Sciences Corporationaegislabs.com HQ: Nashville, TN, United StatesReported employees: 501-1,000 | Nashville, TN, United States | 501-1,000 | Exact match | 738 contacts → |
“Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Dorevitch Pathologydorevitch.com.au HQ: Heidelberg, AustraliaReported employees: 1,001-5,000 | Heidelberg, Australia | 1,001-5,000 | Exact match | 709 contacts → |
“Dorevitch Pathology was founded by Dr Abe Dorevitch in August 1970.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Mednetgrupomednet.com.br HQ: Americana, BrazilReported employees: 201-500 | Americana, Brazil | 201-500 | Exact match | 671 contacts → |
“Fundada em 1994 na cidade de Americana-SP, no centro Região Metropolitana de Campinas,o Grupo MEDNET Medicina e Segurança do Trabalho dedica-se à prestação de serviços…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Colmédicos IPS S.A.Scolmedicos.com HQ: Medellín, ColombiaReported employees: 501-1,000 | Medellín, Colombia | 501-1,000 | Exact match | 652 contacts → |
“Somos una IPS especializada en salud ocupacional que presta servicios en Medicina Preventiva y del Trabajo, con calidad, ética y confiabilidad a empresas y particulares, a través…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | U.S. Healthworksushealthworks.com HQ: Valencia, CA, United StatesReported employees: 1,001-5,000 | Valencia, CA, United States | 1,001-5,000 | Exact match | 555 contacts → |
“CONCENTRA WELCOMES U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Sonic Healthplussonichealthplus.com.au HQ: Perth, AustraliaReported employees: 1,001-5,000 | Perth, Australia | 1,001-5,000 | Exact match | 522 contacts → |
“Sonic HealthPlus is Australia’s leading integrated healthcare provider with ~40 wholly-owned clinics operating in metropolitan, regional and remote locations across the country.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Pulso Saludpulsosalud.com HQ: Lima, PeruReported employees: 1,001-5,000 | Lima, Peru | 1,001-5,000 | Exact match | 517 contacts → |
“Pulso Salud: Liderando la transformación de salud en Latinoamérica Pulso Salud es una compañía regional con operaciones en Perú, Chile, México y Argentina, especializada en…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Clinical Reference Laboratorycrlcorp.com HQ: Lenexa, KS, United StatesReported employees: 501-1,000 | Lenexa, KS, United States | 501-1,000 | Exact match | 503 contacts → |
“CRL was originally founded as Enzyme Technologies in 1979 with our focus on clinical research and development.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Workcare, INCworkcare.com HQ: Orange, CA, United StatesReported employees: 501-1,000 | Orange, CA, United States | 501-1,000 | Exact match | 483 contacts → |
“WorkCare, Inc, a U.S-based occupational health, wellness and absence management company, is part of the APM Group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Laboratorios Medico Chopo SA DE CVchopo.com.mx HQ: Tlalpan, MexicoReported employees: 501-1,000 | Tlalpan, Mexico | 501-1,000 | Exact match | 458 contacts → |
“Laboratorios Medico Chopo Sa De Cv is a company based out of 4719 Calzada De Tlalpan, Tlalpan, Mexico.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | The IMA Grouptheimagroup.com HQ: Tarrytown, NY, United StatesReported employees: 1,001-5,000 | Tarrytown, NY, United States | 1,001-5,000 | Exact match | 448 contacts → |
“For over 30 years, The IMA Group has been dedicated to enhancing the livelihood and productivity of individuals and organizations navigating challenging periods of health, work…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Medigold Healthmedigold-health.com HQ: Northampton, United KingdomReported employees: 501-1,000 | Northampton, United Kingdom | 501-1,000 | Exact match | 432 contacts → |
“Medigold Health is one of the UK’s most respected and established providers of occupational health and wellbeing services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | DE Arbodienstdearbodienst.nl HQ: Nieuwegein, NetherlandsReported employees: 201-500 | Nieuwegein, Netherlands | 201-500 | Exact match | 428 contacts → |
“Verzuim is een onderwerp waar u als werkgever, leidinggevende of hr-professional liever niet teveel over nadenkt.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Centro Médico Integral Fitz ROYcmifitzroy.com.ar HQ: Buenos Aires, ArgentinaReported employees: 501-1,000 | Buenos Aires, Argentina | 501-1,000 | Exact match | 407 contacts → |
“Somos una institución líder en salud ocupacional.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | S.G. Natclar S.A.Cnatclar.com.pe HQ: Lima, PeruReported employees: 501-1,000 | Lima, Peru | 501-1,000 | Exact match | 385 contacts → |
“Somos una empresa que hace 26 años brinda servicios de Gestión de Salud Ocupacional, que incluye Examen Médico Ocupacional, Unidades de salud en Operaciones Mineras e Industriales…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Avonova Norgeavonova.no HQ: Oslo, NorwayReported employees: 1,001-5,000 | Oslo, Norway | 1,001-5,000 | Exact match | 370 contacts → |
“Avonova er nordens ledende tilbyder av bedriftshelsetjenester.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Irt- Medicina Para Empresasirt.com.ar HQ: Rosario, ArgentinaReported employees: 501-1,000 | Rosario, Argentina | 501-1,000 | Exact match | 367 contacts → |
“Quienes somos Somos una empresa con amplia experiencia en el mercado de la medicina laboral y ofrecemos una integración de servicios con calidad profesional.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Vertical Screen, INCverticalscreen.com HQ: Warminster, NJ, United KingdomReported employees: 501-1,000 | Warminster, NJ, United Kingdom | 501-1,000 | Exact match | 358 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 6,190 company matches
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Occupational health testing services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
6,101 records in the displayed employee bands.
89 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 6,190 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Occupational health testing services by location
23 lists · largest firstEvery Occupational health testing services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Occupational health testing services based in Brazil1,541
- Occupational health testing services based in the United States899
- Occupational health testing services based in the United Kingdom338
- Occupational health testing services based in Türkiye308
- Occupational health testing services based in Colombia196
- Occupational health testing services based in Italy182
- Occupational health testing services based in Australia169
- Occupational health testing services based in Peru156
- Occupational health testing services based in Mexico142
- Occupational health testing services based in the Netherlands138
- Occupational health testing services based in South Africa131
- Occupational health testing services based in Germany130
- Occupational health testing services based in Argentina128
- Occupational health testing services based in Canada104
- Occupational health testing services based in India95
- Occupational health testing services based in Portugal60
- Occupational health testing services based in Sweden51
- Occupational health testing services based in Chile49
- Occupational health testing services based in France49
- Occupational health testing services based in Norway31
Cities
Questions about this company list
What does Exact match mean for occupational health testing services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many occupational health testing services did RevenueBase find worldwide?
The saved snapshot records 6,190 matching company records, 99,328 tracked contacts and 18,178 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 occupational health testing services worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/occupational-health-testing-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗