Company lists · Data refreshed October 2026

Top 25 Clinical genetic testing companies worldwide

RevenueBase identified 3,042 company matches for clinical genetic testing companies worldwide as of October 2026 and tracks 123,490 professional contacts across them, including 30,447 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for clinical genetic testing companies 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 9, 2026. Country and city lists for clinical genetic testing companies 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 9, 2026 How this list was built
3,042Companies
123,490Contacts tracked
30,447Verified emails
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The 25 largest clinical genetic testing companies worldwide

Ranked by team size
Top 25 of 3,042 company matches for clinical genetic testing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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 matchSecaucus, NJ, United StatesHQ recorded Oct 9, 202610001+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 9, 2026 · View company records in RevenueBase
2Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20265,001-10,0009,479 contacts →

Exact match

“At Illumina, our goal is to apply innovative technologies and revolutionary assays to the analysis of genetic variation and function, making studies possible that were not even…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchAustin, TX, United StatesHQ recorded Oct 9, 20265,001-10,0005,753 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 9, 2026 · View company records in RevenueBase
4Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 9, 20261,001-5,0002,843 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 9, 2026 · View company records in RevenueBase
5Exact matchBoston, MA, United StatesHQ recorded Oct 9, 20261,001-5,0001,771 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 · Oct 9, 2026 · View company records in RevenueBase
6Exact matchFort Myers, FL, United StatesHQ recorded Oct 9, 20261,001-5,0001,752 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 9, 2026 · View company records in RevenueBase
7Exact matchElmwood Park, NJ, United StatesHQ recorded Oct 9, 20261,001-5,0001,608 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 · Oct 9, 2026 · View company records in RevenueBase
8Exact matchJakarta Pusat, IndonesiaHQ recorded Oct 9, 20261,001-5,0001,414 contacts →

Exact match

“Prodia Clinical Laboratory was established in Solo on May 7th, 1973 by a number of pharmacy-based scientists.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchStamford, CT, United StatesHQ recorded Oct 9, 20261,001-5,0001,279 contacts →

Exact match

“We see a world where every genetic condition is understood, and every patient receives the care they need to live their healthiest life through genomics.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchBrentwood, TN, United StatesHQ recorded Oct 9, 20261,001-5,0001,153 contacts →

Exact match

“Founded in 1965, PathGroup is a premier provider of anatomic, clinical and molecular pathology services, as well as one of the largest providers of women’s health services in the…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchAliso Viejo, CA, United StatesHQ recorded Oct 9, 2026501-1,000987 contacts →

Exact match

“Ambry Genetics, a Tempus company, translates scientific research into clinically actionable test results based upon a deep understanding of the human genome and the biology behind…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchBangalore, IndiaHQ recorded Oct 9, 20261,001-5,000945 contacts →

Exact match

“MedGenome is a global genomics and precision diagnostics company focused on enabling accurate, early and actionable diagnosis through advanced genomic science.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchUnited StatesHQ recorded Oct 9, 20265,001-10,000918 contacts →

Exact match

“Alberta Precision Laboratories (APL) is a wholly-owned subsidiary of Alberta Health Services, delivering high-quality, responsive diagnostic lab services across our healthcare…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchMontreal, QC, CanadaHQ recorded Oct 9, 2026501-1,000762 contacts →

Exact match

“As a global leader in precision medicine testing services, we partner with our clients to address the most complex biomarker and bioanalytical challenges and deliver highly…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchSouth San Francisco, CA, United StatesHQ recorded Oct 9, 2026501-1,000747 contacts →

Exact match

“Veracyte is a global diagnostics company that empowers clinicians with the high-value insights they need to guide and assure patients at pivotal moments in the race to diagnose…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchLyon, FranceHQ recorded Oct 9, 2026501-1,000740 contacts →

Exact match

“European leader in the sector of specialized medical pathology, Eurofins Biomnis carries out over analyses per day from a range of over 2,500 available tests, including…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchGreensboro, NC, United StatesHQ recorded Oct 9, 20261,001-5,000683 contacts →

Exact match

“Solstas Lab Partners has become one of the nation’s fastest-growing and largest full-service laboratories because we understand that our business is more than just test results.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Oct 9, 20261,001-5,000673 contacts →

Exact match

“Invitae, now part of Labcorp, is a leading medical genetics company trusted by millions of patients and their providers to deliver timely genetic information using digital…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchSanto Domingo, Dominican RepublicHQ recorded Oct 9, 20261,001-5,000651 contacts →

Exact match

“Por más de 60 años, en Amadita Laboratorio Clínico nos hemos dedicado a mejorar la salud y el bienestar en la República Dominicana, sirviendo como un ancla de la precisión médica.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Oct 9, 2026501-1,000643 contacts →

Exact match

“Baylor Genetics is a leading diagnostic genomics partner offering a full spectrum of clinically relevant genetic testing, including Whole Genome Sequencing, Whole Exome…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchAugsburg, GermanyHQ recorded Oct 9, 20261,001-5,000547 contacts →

Exact match

“Bei SYNLAB in Deutschland arbeiten mehr als Mitarbeiter an über 100 Standorten.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Oct 9, 2026501-1,000490 contacts →

Exact match

“LetsGetChecked is proud to be Powered by Fuze Health.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchRostock, GermanyHQ recorded Oct 9, 2026501-1,000483 contacts →

Exact match

“CENTOGENE is a leading company in the field of genetic diagnostics and precision medicine, dedicated to transforming clinical, genetic, and biochemical data into medical solutions…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchGurgaon, IndiaHQ recorded Oct 9, 2026201-500482 contacts →

Exact match

“CORE Diagnostics is a Clinical laboratory focused on Next Generation Diagnostics for disease stratification and therapy selection.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchLenexa, KS, United StatesHQ recorded Oct 9, 2026501-1,000482 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 · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 3,042 clinical genetic testing companies worldwide

See the full list, filter by size, metro and specialty, and access 30,447 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clinical genetic testing companies worldwide at a glance

As of Oct 9, 2026
24.7%Verified-email coverage
40.6Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Sao Paulo
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
1,138
11-50
1,141
51-200
480
201-500
160
501-1,000
54
1,001-5,000
41
5,001-10,000
9
10001+
9

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 clinical genetic testing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “clinical genetic testing companies” 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 30,447 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 9, 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.

Clinical genetic testing companies by location

14 lists · largest first

Every Clinical genetic testing companies 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 “clinical genetic testing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clinical genetic testing companies are there worldwide?

RevenueBase identified 3,042 company matches for clinical genetic testing companies 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?

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

Which country has the most clinical genetic testing companies?

The United States leads with 770 companies, followed by Brazil (346) and India (215). Every clinical genetic testing companies list by country and city is linked on this page.

Which city has the most clinical genetic testing companies?

Sao Paulo leads with 37 company records, followed by San Diego (28) and Houston (25).

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 30,447 professional contacts with verified work emails tracked across these 3,042 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 9, 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.