Company lists · Data refreshed October 2026

Top 25 Medical testing labs worldwide

Name: Medical testing labs worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 18, 2026 10,109 companies tracked

RevenueBase identified 10,109 company matches for medical testing labs worldwide as of October 2026 and tracks 471,120 professional contacts across them, including 105,076 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for medical testing 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 18, 2026. Country and city lists for medical testing 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 18, 2026 How this list was built

10,109Companies

471,120Contacts tracked

105,076Verified emails

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The 25 largest medical testing labs worldwide

Ranked by team size

Top 25 of 10,109 company matches for medical testing labs worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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	Labcorp	Exact match	Burlington, NC, United StatesHQ recorded Oct 18, 2026	10001+	39,299 contacts →
	Exact match “Clear and confident health care decisions begin with questions.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2	Quest Diagnostics	Exact match	Secaucus, NJ, United StatesHQ recorded Oct 18, 2026	10001+	29,250 contacts →
	Exact match “Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3	DASA	Exact match	Sao Paulo, BrazilHQ recorded Oct 18, 2026	10001+	18,788 contacts →
	Exact match “A Dasa é uma das maiores empresas de saúde do mundo, líder em medicina diagnóstica no Brasil.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4	Eurofins	Exact match	LuxembourgHQ recorded Oct 18, 2026	10001+	12,261 contacts →
	Exact match “Since 1987, Eurofins has grown from one laboratory in Nantes, France to over staff across a network of independent companies in 59 countries, operating over 950 laboratories.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5	Grupo Fleury	Exact match	São Paulo, BrazilHQ recorded Oct 18, 2026	10001+	11,101 contacts →
	Exact match “O Grupo Fleury é reconhecido como uma referência de qualidade em medicina diagnóstica no país, com soluções completas, coordenação de cuidado centrada no indivíduo, capacidade de…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6	Beckman Coulter Diagnostics	Exact match	Brea, CA, United StatesHQ recorded Oct 18, 2026	10001+	10,426 contacts →
	Exact match “A global leader in advanced diagnostics, Beckman Coulter has challenged convention to elevate the diagnostic laboratory’s role in improving patient health for more than 80 years.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7	ALS	Exact match	Bowen Hills, AustraliaHQ recorded Oct 18, 2026	10001+	10,304 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 · Oct 18, 2026 · View company records in RevenueBase
8	Natera	Exact match	Austin, TX, United StatesHQ recorded Oct 18, 2026	5,001-10,000	5,753 contacts →
	Exact match “Natera™ is a global leader in cell-free DNA and precision medicine, dedicated to oncology, women’s health, and organ health.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9	DR LAL Pathlabs	Exact match	Gurgaon, IndiaHQ recorded Oct 18, 2026	1,001-5,000	4,815 contacts →
	Exact match “Established in 1949, Dr Lal PathLabs today is the largest and most respected diagnostic service provider in the country.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10	Lancet Laboratories	Exact match	Johannesburg, South AfricaHQ recorded Oct 18, 2026	5,001-10,000	4,438 contacts →
	Exact match “Lancet Laboratories SA is one of the leading pathology laboratories operating throughout South Africa, providing vital diagnostic and monitoring pathology services in the 9…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11	Quidelortho	Exact match	United StatesHQ recorded Oct 18, 2026	5,001-10,000	3,693 contacts →
	Exact match “Bringing precision and passion in everything we do QuidelOrtho stands at the forefront of testing, tracking and disease analysis of health conditions ranging from HIV and…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12	Lifelabs Medical Laboratory Services	Exact match	Toronto, ON, CanadaHQ recorded Oct 18, 2026	5,001-10,000	3,488 contacts →
	Exact match “LifeLabs is Canada’s leading provider of laboratory diagnostic information and digital health connectivity systems, enabling patients and healthcare practitioners to diagnose…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13	Salud Digna	Exact match	Culiacán, MexicoHQ recorded Oct 18, 2026	5,001-10,000	3,356 contacts →
	Exact match “Ser la institución líder en prevención y diagnóstico oportuno, en las áreas de influencia de nuestras clínicas, que contribuya a conservar y mejorar la salud de las personas.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14	Ampath Laboratories	Exact match	Centurion, South AfricaHQ recorded Oct 18, 2026	1,001-5,000	2,875 contacts →
	Exact match “Ampath provides comprehensive support services to the incorporated Pathology Laboratory practices of Drs Du Buisson, Kramer, Swart, Bouwer Inc Our primary goal is to provide…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15	Metropolis Healthcare	Exact match	Behind Glaxo, IndiaHQ recorded Oct 18, 2026	1,001-5,000	2,850 contacts →
	Exact match “We believe that every human being deserves to know the truth about their inner health.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16	Thyrocare Technologies LTD	Exact match	Navi Mumbai, IndiaHQ recorded Oct 18, 2026	1,001-5,000	2,847 contacts →
	Exact match “Why is Thyrocare more than just a workplace?” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17	Myriad Genetics	Exact match	Salt Lake City, UT, United StatesHQ recorded Oct 18, 2026	1,001-5,000	2,843 contacts →
	Exact match “Myriad Genetics is a leading molecular diagnostic testing and precision medicine company dedicated to advancing health and well-being for all.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18	Arup Laboratories	Exact match	Salt Lake City, UT, United StatesHQ recorded Oct 18, 2026	1,001-5,000	2,832 contacts →
	Exact match “ARUP Laboratories is a national clinical and anatomic pathology reference laboratory and a worldwide leader in innovative laboratory research and development.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19	Unilabs	Exact match	Geneva, SwitzerlandHQ recorded Oct 18, 2026	10001+	2,430 contacts →
	Exact match “We are one of Europe’s leading suppliers of clinical laboratory testing and medical diagnostic imaging services to private and public healthcare providers, local governments…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20	Pathcare	Exact match	Cape Town, South AfricaHQ recorded Oct 18, 2026	1,001-5,000	2,172 contacts →
	Exact match “PathCare Laboratories PathCare is a network of pathology laboratories that provide testing of specimens, primarily for medical diagnostic purposes.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21	Biogroup	Exact match	St.-ouen, FranceHQ recorded Oct 18, 2026	10001+	2,139 contacts →
	Exact match “Premier groupement de laboratoires détenu et dirigé exclusivement par des biologistes, dont la connaissance métier et le professionnalisme constituent sa force.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22	Transasia Bio-Medicals LTD	Exact match	Mumbai, IndiaHQ recorded Oct 18, 2026	1,001-5,000	1,937 contacts →
	Exact match “Incepted in the year 1979, Transasia Bio-Medicals Ltd, is headquartered in Mumbai, India.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23	Idime S.A	Exact match	Bogotá, ColombiaHQ recorded Oct 18, 2026	5,001-10,000	1,826 contacts →
	Exact match “Somos una organización dedicada a la prestación de servicios de apoyo diagnóstico por medio de imágenes, laboratorio clínico y consulta externa, servicios en donde nos…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24	Neogenomics Laboratories	Exact match	Fort Myers, FL, United StatesHQ recorded Oct 18, 2026	1,001-5,000	1,752 contacts →
	Exact match “Our vision: A world where every cancer treatment decision is as personal as the patient.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25	Dynacare	Exact match	Brampton, ON, CanadaHQ recorded Oct 18, 2026	1,001-5,000	1,696 contacts →
	Exact match “Welcome to Dynacare, the leading provider of comprehensive health and wellness solutions in Canada.” Recorded in the RevenueBase company graph · Oct 18, 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 “medical testing labs”. 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 10,109 medical testing labs worldwide

See the full list, filter by size, metro and specialty, and access 105,076 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Medical testing labs worldwide at a glance

As of Oct 18, 2026

22.3%Verified-email coverage

46.6Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Oct 18, 2026Page data refreshed

Companies by employee count

1-10

3,332

11-50

3,606

51-200

1,845

201-500

701

501-1,000

249

1,001-5,000

220

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 medical testing labs are linked below.
What qualifies: Company records worldwide whose business descriptions match “medical testing 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 105,076 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 18, 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.

Medical testing labs by location

44 lists · largest first

Every Medical testing 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 “medical testing labs”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical testing labs are there worldwide?

RevenueBase identified 10,109 company matches for medical testing 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?

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

Which country has the most medical testing labs?

Brazil leads with 1,853 companies, followed by the United States (1,776) and India (1,269). Every medical testing labs list by country and city is linked on this page.

Which city has the most medical testing labs?

Sao Paulo leads with 119 company records, followed by New Delhi (90) and Mumbai (75).

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 105,076 professional contacts with verified work emails tracked across these 10,109 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 18, 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.