Company lists · Data refreshed November 2026

Top 25 Oncology diagnostic laboratories worldwide

Name: Oncology diagnostic laboratories worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 6,863 companies tracked

RevenueBase identified 6,863 company matches for oncology diagnostic laboratories worldwide as of November 2026 and tracks 354,092 professional contacts across them, including 84,699 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for oncology diagnostic laboratories 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 oncology diagnostic laboratories 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

6,863Companies

354,092Contacts tracked

84,699Verified emails

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The 25 largest oncology diagnostic laboratories worldwide

Ranked by team size

Top 25 of 6,863 company matches for oncology diagnostic laboratories worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Labcorp	Exact match	Burlington, NC, United StatesHQ recorded Nov 6, 2026	10001+	40,243 contacts →
	Exact match “Clear and confident health care decisions begin with questions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Quest Diagnostics	Exact match	Secaucus, NJ, United StatesHQ recorded Nov 6, 2026	10001+	30,147 contacts →
	Exact match “Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Eurofins	Exact match	LuxembourgHQ recorded Nov 6, 2026	10001+	12,649 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 · Nov 6, 2026 · View company records in RevenueBase
4	Beckman Coulter Diagnostics	Exact match	Brea, CA, United StatesHQ recorded Nov 6, 2026	10001+	10,594 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 · Nov 6, 2026 · View company records in RevenueBase
5	Natera	Exact match	Austin, TX, United StatesHQ recorded Nov 6, 2026	5,001-10,000	5,897 contacts →
	Exact match “Natera™ is a global leader in cell-free DNA and precision medicine, dedicated to oncology, women’s health, organ health, and rare disease.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	DR LAL Pathlabs	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	1,001-5,000	5,161 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 · Nov 6, 2026 · View company records in RevenueBase
7	Lancet Laboratories	Exact match	Johannesburg, South AfricaHQ recorded Nov 6, 2026	5,001-10,000	4,563 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 · Nov 6, 2026 · View company records in RevenueBase
8	Guardant Health	Exact match	Palo Alto, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,654 contacts →
	Exact match “Guardant Health is a leading precision medicine company focused on guarding wellness and giving every person more time free from cancer.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Lifelabs Medical Laboratory Services	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	5,001-10,000	3,586 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 · Nov 6, 2026 · View company records in RevenueBase
10	Ampath Laboratories	Exact match	Centurion, South AfricaHQ recorded Nov 6, 2026	1,001-5,000	3,006 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 · Nov 6, 2026 · View company records in RevenueBase
11	Thyrocare Technologies LTD	Exact match	Navi Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,994 contacts →
	Exact match “Why is Thyrocare more than just a workplace?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Metropolis Healthcare	Exact match	Behind Glaxo, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,978 contacts →
	Exact match “We believe that every human being deserves to know the truth about their inner health.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Myriad Genetics	Exact match	Salt Lake City, UT, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,898 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 · Nov 6, 2026 · View company records in RevenueBase
14	Arup Laboratories	Exact match	Salt Lake City, UT, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,895 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 · Nov 6, 2026 · View company records in RevenueBase
15	Florida Cancer Specialists & Research Institute	Exact match	Fort Myers, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,714 contacts →
	Exact match “Founded in 1984, Florida Cancer Specialists & Research Institute (FCS) is the largest independent medical oncology/hematology practice in the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Biogroup	Exact match	St.-ouen, FranceHQ recorded Nov 6, 2026	10001+	2,254 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 · Nov 6, 2026 · View company records in RevenueBase
17	Pathcare	Exact match	Cape Town, South AfricaHQ recorded Nov 6, 2026	1,001-5,000	2,250 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 · Nov 6, 2026 · View company records in RevenueBase
18	Antech Diagnostics	Exact match	Fountain Valley, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,993 contacts →
	Exact match “Smarter Diagnostics.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Idime S.A	Exact match	Bogotá, ColombiaHQ recorded Nov 6, 2026	5,001-10,000	1,941 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 · Nov 6, 2026 · View company records in RevenueBase
20	Iqvia Laboratories	Exact match	United StatesHQ recorded Nov 6, 2026	5,001-10,000	1,845 contacts →
	Exact match “As a leading global drug discovery and development laboratory services organization, IQVIA Laboratories provides a broad range of central laboratory and specialty biomarker…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Foundation Medicine	Exact match	Boston, MA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,794 contacts →
	Exact match “Foundation Medicine is a global, patient-focused precision medicine company delivering high-quality, transformative diagnostic solutions in cancer and other diseases.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Neogenomics Laboratories	Exact match	Fort Myers, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,779 contacts →
	Exact match “Our vision: A world where every cancer treatment decision is as personal as the patient.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Clinical Pathology Laboratories	Exact match	Austin, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,630 contacts →
	Exact match “Clinical Pathology Laboratories (CPL) is a medically-led company dating back to 1948.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Icon Group	Exact match	Brisbane, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	1,559 contacts →
	Exact match “Icon Group is a leading integrated healthcare provider with global reach across Australia, New Zealand, ASEAN, the United Kingdom and Germany.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Bioreference	Exact match	Elmwood Park, NJ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	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

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 “oncology diagnostic laboratories”. 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 6,863 oncology diagnostic laboratories worldwide

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Oncology diagnostic laboratories worldwide at a glance

As of Nov 6, 2026

23.9%Verified-email coverage

51.6Average contacts per company

11-50Median size (employees)

1.3%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,157

11-50

2,466

51-200

1,244

201-500

504

501-1,000

174

1,001-5,000

162

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 oncology diagnostic laboratories are linked below.
What qualifies: Company records worldwide whose business descriptions match “oncology diagnostic laboratories” 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 84,699 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.

Oncology diagnostic laboratories by location

34 lists · largest first

Every Oncology diagnostic laboratories 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 “oncology diagnostic laboratories”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oncology diagnostic laboratories are there worldwide?

RevenueBase identified 6,863 company matches for oncology diagnostic laboratories 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?

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

Which country has the most oncology diagnostic laboratories?

Brazil leads with 1,192 companies, followed by the United States (1,181) and India (883). Every oncology diagnostic laboratories list by country and city is linked on this page.

Which city has the most oncology diagnostic laboratories?

Sao Paulo leads with 91 company records, followed by New Delhi (71) and Hyderabad (50).

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 84,699 professional contacts with verified work emails tracked across these 6,863 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.