Company lists · Data refreshed November 2026

Top 25 Microbiological testing services worldwide

RevenueBase identified 4,617 company matches for microbiological testing services worldwide as of November 2026 and tracks 149,077 professional contacts across them, including 24,919 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for microbiological 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 microbiological 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
4,617Companies
149,077Contacts tracked
24,919Verified emails
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The 25 largest microbiological testing services worldwide

Ranked by team size
Top 25 of 4,617 company matches for microbiological testing services 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSecaucus, NJ, United StatesHQ recorded Nov 6, 202610001+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
2Exact matchLuxembourgHQ recorded Nov 6, 202610001+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
3Exact matchMinneapolis, NC, United StatesHQ recorded Nov 6, 20261,001-5,0002,334 contacts →

Exact match

“Pace® Science and Technology Company makes the world a safer, healthier place.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCape Town, South AfricaHQ recorded Nov 6, 20261,001-5,0002,250 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
5Exact matchLancaster, PA, United StatesHQ recorded Nov 6, 20261,001-5,0001,676 contacts →

Exact match

“Eurofins Lancaster Laboratories is one of the largest commercial contract laboratories in the world providing comprehensive laboratory services in the pharmaceutical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,369 contacts →

Exact match

“Mérieux NutriSciences is a global food safety and quality partner, offering testing, labeling, auditing, consulting, sensory, training and research services to the food &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0001,295 contacts →

Exact match

“Sonora Quest Laboratories, a subsidiary of Laboratory Sciences of Arizona, is an Arizona-based joint venture between Banner Health and Quest Diagnostics (NYSE: DGX) that makes up…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCalgary, QC, CanadaHQ recorded Nov 6, 20261,001-5,0001,126 contacts →

Exact match

“Since 1979, AGAT Laboratories has been empowering clients with trustworthy data and unmatched client relations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSeville, SpainHQ recorded Nov 6, 2026501-1,000827 contacts →

Exact match

“AGQ Labs is one of the world's leading analytic laboratories and technological centers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTassin La Demi Lune, IL, United StatesHQ recorded Nov 6, 202610001+818 contacts →

Exact match

“A world player in food safety, quality, and sustainability for more than 50 years, Mérieux NutriSciences is located in 32 countries with more than 140 accredited laboratories, as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSalt Lake City, United StatesHQ recorded Nov 6, 2026501-1,000807 contacts →

Exact match

“Nelson Labs is a global leader in microbiological and analytical chemistry testing and advisory services for the medical device and pharmaceutical industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAhmedabad, IndiaHQ recorded Nov 6, 20261,001-5,000779 contacts →

Exact match

“Over the past 15 years, Unipath Specialty Laboratory Limited (USLL) has successfully established itself as one of the leading diagnostics companies in India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 20261,001-5,000774 contacts →

Exact match

“We are committed to strengthening safety systems with the most reliable Testing and Auditing Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCinnaminson, NJ, United StatesHQ recorded Nov 6, 2026501-1,000766 contacts →

Exact match

“As the nation's leading environmental testing firm, EMSL's network of nationwide laboratories has been providing quality analytical services since 1981.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLake Forest Park, GA, United StatesHQ recorded Nov 6, 20261,001-5,000683 contacts →

Exact match

“IEH is an international lab & consulting services company, offering a comprehensive portfolio of lab testing services and consultation across multiple industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHammond, IL, United StatesHQ recorded Nov 6, 20261,001-5,000629 contacts →

Exact match

“Alverno Laboratories manages 32 hospital laboratories and provides laboratory services to two free standing emergency departments and thousands of physician offices and other…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGiza, EgyptHQ recorded Nov 6, 20261,001-5,000624 contacts →

Exact match

“al mokhtabar is the largest private medical laboratory testing company in the Middle East, providing diagnostic laboratory services, pathological and clinical tests for medical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVénissieux, FranceHQ recorded Nov 6, 20261,001-5,000611 contacts →

Exact match

“Leader des prestations analytiques environnementales et agroalimentaires accrédité COFRAC, agréé par le Ministère de la santé Votre environnement et votre santé sont nos priorités.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCamarillo, CA, United StatesHQ recorded Nov 6, 2026501-1,000532 contacts →

Exact match

“Hygiena delivers rapid microbial detection, monitoring, and identification solutions to a wide range of industries, including food and beverage, healthcare, hospitality…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPittsburgh, OH, United StatesHQ recorded Nov 6, 2026501-1,000500 contacts →

Exact match

“Companies of all sizes partner with Microbac to test the quality, safety, and performance of their products and operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRochester, United StatesHQ recorded Nov 6, 20261,001-5,000462 contacts →

Exact match

“ACM Global Laboratories, an affiliate of Rochester Regional Health in Rochester, New York, is a recognized leader global clinical trial testing services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSan Antonio, OH, United StatesHQ recorded Nov 6, 2026501-1,000458 contacts →

Exact match

“As part of Certified Group, Food Safety Net Services (FSNS) and Certified Laboratories partner with customers to deliver innovative scientific solutions and expertise – So The…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCuritiba, BrazilHQ recorded Nov 6, 2026501-1,000451 contacts →

Exact match

“Inovação, excelência técnica e qualidade de serviços.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchFranceHQ recorded Nov 6, 20261,001-5,000444 contacts →

Exact match

“SYNLAB France est un réseau de laboratoires de biologie médicale, filiale du groupe SYNLAB International, leader européen des services de diagnostic médical.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchOderzo, ItalyHQ recorded Nov 6, 2026501-1,000391 contacts →

Exact match

“Lifeanalytics: dalle analisi chimiche e microbiologiche alla consulenza e formazione Sosteniamo i nostri Clienti nell’interpretazione e nell’implementazione delle normative…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 4,617 microbiological testing services worldwide

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Microbiological testing services worldwide at a glance

As of Nov 6, 2026
16.7%Verified-email coverage
32.3Average contacts per company
11-50Median size (employees)
0.7%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,676
11-50
1,777
51-200
745
201-500
213
501-1,000
65
1,001-5,000
58
5,001-10,000
11
10001+
7

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 microbiological testing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “microbiological 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 24,919 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.

Microbiological testing services by location

22 lists · largest first

Every Microbiological testing services 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 “microbiological testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many microbiological testing services are there worldwide?

RevenueBase identified 4,617 company matches for microbiological 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?

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

Which country has the most microbiological testing services?

The United States leads with 673 companies, followed by India (438) and Brazil (428). Every microbiological testing services list by country and city is linked on this page.

Which city has the most microbiological testing services?

Sao Paulo leads with 33 company records, followed by Hyderabad (32) and Pune (29).

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 24,919 professional contacts with verified work emails tracked across these 4,617 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.