Company lists · Data refreshed November 2026

Top 25 Testing diagnostics suppliers worldwide

RevenueBase identified 2,547 company matches for testing diagnostics suppliers worldwide as of November 2026 and tracks 237,628 professional contacts across them, including 77,694 with verified work emails. India is the largest market and Sao Paulo the largest hub.

This list covers company matches for testing diagnostics suppliers 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 2, 2026. Country and city lists for testing diagnostics suppliers 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 2, 2026 How this list was built
2,547Companies
237,628Contacts tracked
77,694Verified emails
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The 25 largest testing diagnostics suppliers worldwide

Ranked by team size
Top 25 of 2,547 company matches for testing diagnostics suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchWaltham, MA, United StatesHQ recorded Nov 2, 202610001+73,889 contacts →

Exact match

“About Thermo Fisher Scientific Thermo Fisher Scientific Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchSanta Clara, CA, United StatesHQ recorded Nov 2, 202610001+48,350 contacts →

Exact match

“Agilent customers are finding new ways to treat cancer, ensure food, water, air, and medicine quality and safety, discover new drug treatments, research infectious diseases, and…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchBrea, CA, United StatesHQ recorded Nov 2, 202610001+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 · Nov 2, 2026 · View company records in RevenueBase
4Exact matchMilford, MA, United StatesHQ recorded Nov 2, 202610001+9,962 contacts →

Exact match

“Waters Corporation (NYSE: WAT) is a global leader in life sciences and diagnostics, dedicated to accelerating the benefits of pioneering science through analytical technologies…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchHercules, CA, United StatesHQ recorded Nov 2, 20265,001-10,0008,486 contacts →

Exact match

“Bio-Rad provides the healthcare industry with innovative and useful products that help life science researchers accelerate the discovery process and medical diagnostic labs obtain…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchShelton, CT, United StatesHQ recorded Nov 2, 20265,001-10,0005,464 contacts →

Exact match

“For 85 years, PerkinElmer has pushed the boundaries of science in our food, industrial, life science and environmental markets.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchHamburg, GermanyHQ recorded Nov 2, 20261,001-5,0002,407 contacts →

Exact match

“We are a leading international life science company, founded in 1945 and headquartered in Hamburg, Germany.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchMinneapolis, MN, United StatesHQ recorded Nov 2, 20261,001-5,0002,164 contacts →

Exact match

“Bio-Techne is a global life sciences company that empowers scientific discovery and advances human health.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Nov 2, 20261,001-5,0001,937 contacts →

Exact match

“Incepted in the year 1979, Transasia Bio-Medicals Ltd, is headquartered in Mumbai, India.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchMännedorf, SwitzerlandHQ recorded Nov 2, 20261,001-5,0001,702 contacts →

Exact match

“At Tecan we are driven to improve people’s lives and health.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchLincolnshire, IL, United StatesHQ recorded Nov 2, 20261,001-5,0001,352 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 2, 20261,001-5,0001,207 contacts →

Exact match

“LGC is a global leader in life sciences, diagnostics and analytical solutions.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchWaltham, MA, United StatesHQ recorded Nov 2, 20261,001-5,0001,162 contacts →

Exact match

“Nova Biomedical is entering a new chapter.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchCrumlin, United StatesHQ recorded Nov 2, 20261,001-5,0001,074 contacts →

Exact match

“Randox is dedicated to improving health worldwide.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchChennai, IndiaHQ recorded Nov 2, 2026501-1,0001,036 contacts →

Exact match

“As a leading distributor of Analytical and Life Science Instrumentation we are committed to excellence in every function of our business - bringing people, knowledge, innovation…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchChennai, IndiaHQ recorded Nov 2, 2026501-1,000952 contacts →

Exact match

“Neuberg Diagnostics, headquartered in Chennai, is one of India’s leading diagnostic service providers, with its presence in India, UAE, South Africa and USA.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchUnited StatesHQ recorded Nov 2, 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 · Nov 2, 2026 · View company records in RevenueBase
18Exact matchChuo-ku, JapanHQ recorded Nov 2, 202610001+915 contacts →

Exact match

“Sysmex Corporation is a global leader in in vitro diagnostics.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchColumbia, MD, United StatesHQ recorded Nov 2, 2026501-1,000697 contacts →

Exact match

“Headquartered in Columbia, Maryland, Shimadzu Scientific Instruments (SSI) is the American subsidiary of Shimadzu Corporation (Kyoto, Japan), a world leader in the development of…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchCincinnati, OH, United StatesHQ recorded Nov 2, 2026501-1,000684 contacts →

Exact match

“Meridian is a fully integrated life science company that develops, manufactures, markets and distributes a broad range of innovative diagnostic test kits, rare reagents, specialty…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchFlawil, FranceHQ recorded Nov 2, 2026501-1,000664 contacts →

Exact match

“For 85+ years, BUCHI has led in Lab Technology Solution, advancing R&D, quality control, and production globally.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchTampines East, SingaporeHQ recorded Nov 2, 2026201-500652 contacts →

Exact match

“Sysmex is a global market leader in the development and implementation of clinical diagnostic and health IT products and services for laboratories, hospitals and healthcare…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchIrvine, CA, United StatesHQ recorded Nov 2, 2026501-1,000641 contacts →

Exact match

“MP Biomedicals is dedicated to giving scientists and researchers innovative, quality tools and superior service to aid them in their quest for ground-breaking discovery and…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchHamburg, GermanyHQ recorded Nov 2, 2026501-1,000629 contacts →

Exact match

“Sysmex supports healthcare professionals and patients around the world with a broad range of medical diagnostics products and solutions in a variety of fields.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchBogotá D.c., ColombiaHQ recorded Nov 2, 2026501-1,000596 contacts →

Exact match

“Annar Health Technologies, compañía fundada en 1996, provee tecnología, reactivos y soluciones integrales innovadoras a la medida para el sector salud.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 2,547 testing diagnostics suppliers worldwide

See the full list, filter by size, metro and specialty, and access 77,694 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Testing diagnostics suppliers worldwide at a glance

As of Nov 2, 2026
32.7%Verified-email coverage
93.3Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Sao Paulo
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
761
11-50
1,025
51-200
467
201-500
140
501-1,000
58
1,001-5,000
68
5,001-10,000
10
10001+
11

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 testing diagnostics suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “testing diagnostics suppliers” 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 77,694 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 2, 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.

Testing diagnostics suppliers by location

17 lists · largest first

Every Testing diagnostics suppliers 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 “testing diagnostics suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many testing diagnostics suppliers are there worldwide?

RevenueBase identified 2,547 company matches for testing diagnostics suppliers 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?

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

Which country has the most testing diagnostics suppliers?

India leads with 232 companies, followed by the United States (190) and Brazil (186). Every testing diagnostics suppliers list by country and city is linked on this page.

Which city has the most testing diagnostics suppliers?

Sao Paulo leads with 31 company records, followed by Mumbai (26) and New Delhi (24).

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 77,694 professional contacts with verified work emails tracked across these 2,547 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 2, 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.