Company lists · Data refreshed September 2026

Top 25 Pharmaceutical testing services companies worldwide

Name: Pharmaceutical testing services companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 15, 2026 5,141 companies tracked

RevenueBase identified 5,141 pharmaceutical testing services companies worldwide as of September 2026 and tracks 313,980 professional contacts across them, including 105,226 with verified work emails and 0 with mobile numbers. The United States is the largest market and Hyderabad the largest hub.

This list covers pharmaceutical testing services companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 15, 2026. Country and city lists for pharmaceutical testing services companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 15, 2026 86% judged on-target in blind review

5,141Companies

313,980Contacts tracked

105,226Verified emails

0Mobile numbers

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The 25 largest pharmaceutical testing services companies worldwide

Ranked by team size

Top 25 of 5,141 pharmaceutical testing services companies worldwide, ranked by team size, largest first. Data refreshed Sep 15, 2026. RevenueBase Smart Search rates how each company's information relates to pharmaceutical testing services companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Thermo Fisher Scientific	Indirect evidence	Waltham, MA, United StatesHQ checked Sep 15, 2026	10001+	70,907 contacts →
	Indirect evidence “About Thermo Fisher Scientific Thermo Fisher Scientific Inc.” Source: RevenueBase Database · checked Sep 15, 2026
2	Labcorp	Indirect evidence	Burlington, NC, United StatesHQ checked Sep 15, 2026	10001+	38,427 contacts →
	Indirect evidence “Clear and confident health care decisions begin with questions.” Source: RevenueBase Database · checked Sep 15, 2026
3	ALS	Partial evidence	Bowen Hills, AustraliaHQ checked Sep 15, 2026	10001+	9,234 contacts →
	Partial evidence “A global leader in testing, ALS provides comprehensive testing solutions to clients in a wide range of industries around the world.” Source: RevenueBase Database · checked Sep 15, 2026
4	Waters Corporation	Indirect evidence	Milford, MA, United StatesHQ checked Sep 15, 2026	10001+	8,189 contacts →
	Indirect evidence “Waters Corporation (NYSE: WAT) is a global leader in life sciences and diagnostics, dedicated to accelerating the benefits of pioneering science through analytical technologies…” Source: RevenueBase Database · checked Sep 15, 2026
5	Syngene International Limited	Indirect evidence	Bengaluru, IndiaHQ checked Sep 15, 2026	5,001-10,000	8,064 contacts →
	Indirect evidence “Syngene International Ltd.(BSE: 539268, NSE: SYNGENE, ISIN: INE398R01022) is an integrated research, development, and manufacturing services company serving the global…” Source: RevenueBase Database · checked Sep 15, 2026
6	Almac Group	Indirect evidence	Craigavon, United KingdomHQ checked Sep 15, 2026	5,001-10,000	4,577 contacts →
	Indirect evidence “Partnering to Advance Human Health A unique culture delivering exceptional solutions: Almac is a financially secure, privately owned organisation with 7,800+ employees globally.” Source: RevenueBase Database · checked Sep 15, 2026
7	Pace Analytical Services	Indirect evidence	Minneapolis, MN, United StatesHQ checked Sep 15, 2026	1,001-5,000	2,228 contacts →
	Indirect evidence “Pace® Science and Technology Company makes the world a safer, healthier place.” Source: RevenueBase Database · checked Sep 15, 2026
8	Altasciences	Indirect evidence	Laval, QC, CanadaHQ checked Sep 15, 2026	1,001-5,000	1,759 contacts →
	Indirect evidence “Outsourcing made easy with a one-stop solution to early-phase drug development.” Source: RevenueBase Database · checked Sep 15, 2026
9	Eurofins Lancaster Laboratories	Partial evidence	Lancaster, PA, United StatesHQ checked Sep 15, 2026	1,001-5,000	1,638 contacts →
	Partial evidence “Eurofins Lancaster Laboratories is one of the largest commercial contract laboratories in the world providing comprehensive laboratory services in the pharmaceutical…” Source: RevenueBase Database · checked Sep 15, 2026
10	Clinical Pathology Laboratories	Indirect evidence	Austin, TX, United StatesHQ checked Sep 15, 2026	1,001-5,000	1,528 contacts →
	Indirect evidence “Clinical Pathology Laboratories (CPL) is a medically-led company dating back to 1948.” Source: RevenueBase Database · checked Sep 15, 2026
11	EFOR	Indirect evidence	Champagne-au-mont-d’or, FranceHQ checked Sep 15, 2026	1,001-5,000	1,451 contacts →
	Indirect evidence “Efor Group \| The Global Leader in Life Science Quality & Compliance Founded in 2013, Efor Group is today the world leader in Quality & Compliance for the Life Sciences industry.” Source: RevenueBase Database · checked Sep 15, 2026
12	Veeda Lifesciences	Indirect evidence	Ahmedabad, IndiaHQ checked Sep 15, 2026	501-1,000	1,320 contacts →
	Indirect evidence “We partner with innovator and generic companies using our high-quality infrastructure and a global network of clinical trial sites, to launch novel therapies and new products for…” Source: RevenueBase Database · checked Sep 15, 2026
13	Q Solutions	Indirect evidence	Durham, NC, United StatesHQ checked Sep 15, 2026	1,001-5,000	1,291 contacts →
	Indirect evidence “Q² Solutions is now IQVIA Laboratories.” Source: RevenueBase Database · checked Sep 15, 2026
14	Vimta Labs LTD	Indirect evidence	Hyderabad, IndiaHQ checked Sep 15, 2026	1,001-5,000	1,239 contacts →
	Indirect evidence “Founded in 1984 with headquarters in Hyderabad, India, VIMTA LABS LTD.” Source: RevenueBase Database · checked Sep 15, 2026
15	Sonora Quest Laboratories Laboratory Sciences Of Arizona	Indirect evidence	Phoenix, AZ, United StatesHQ checked Sep 15, 2026	1,001-5,000	1,222 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 15, 2026
16	Agappe Diagnostics LTD	Indirect evidence	Ernakulam, IndiaHQ checked Sep 15, 2026	501-1,000	1,212 contacts →
	Indirect evidence “Your Best Partner In Diagnostics 28 years of dedication has made us what we are today, one of the forerunners in the Indian diagnostics industry.” Source: RevenueBase Database · checked Sep 15, 2026
17	Perceptive INC	Partial evidence	London, United KingdomHQ checked Sep 15, 2026	1,001-5,000	1,197 contacts →
	Partial evidence “Expanding on their combined 50-year history, Perceptive provides best-in-class specialist support to global pharmaceutical, biotech, and clinical research organizations, spanning…” Source: RevenueBase Database · checked Sep 15, 2026
18	LGC	Indirect evidence	London, United KingdomHQ checked Sep 15, 2026	1,001-5,000	1,137 contacts →
	Indirect evidence “LGC is a global leader in life sciences, diagnostics and analytical solutions.” Source: RevenueBase Database · checked Sep 15, 2026
19	TCG Lifesciences PVT LTD	Indirect evidence	Kolkata, IndiaHQ checked Sep 15, 2026	1,001-5,000	1,019 contacts →
	Indirect evidence “TCG Lifesciences Pvt.” Source: RevenueBase Database · checked Sep 15, 2026
20	Inotiv	Indirect evidence	West Lafayette, IN, United StatesHQ checked Sep 15, 2026	1,001-5,000	1,015 contacts →
	Indirect evidence “WHERE INSIGHTS LEAD TO ANSWERS Expect More In choosing a partner for discovery, development and research models, expect more: more attention, more insight, and a superlative…” Source: RevenueBase Database · checked Sep 15, 2026
21	Alcami Corporation	Partial evidence	Wilmington, NC, United StatesHQ checked Sep 15, 2026	501-1,000	991 contacts →
	Partial evidence “Alcami is a US-based contract development and manufacturing organization headquartered in NC with 45+ years of experience advancing pharmaceuticals and biologics from development…” Source: RevenueBase Database · checked Sep 15, 2026
22	Eurofins Advinus	Indirect evidence	Bangalore, IndiaHQ checked Sep 15, 2026	201-500	957 contacts →
	Indirect evidence “Eurofins Advinus Private Limited is a premier contract research, development and manufacturing organization (CRDMO) serving diverse industries to help advance their R&D programs…” Source: RevenueBase Database · checked Sep 15, 2026
23	Marksans Pharma Ltd. - India	Indirect evidence	Mumbai, IndiaHQ checked Sep 15, 2026	1,001-5,000	947 contacts →
	Indirect evidence “Company Profile "The essence of our culture is built on meeting global standards in every aspect of our business." These envisioned words of Mr.” Source: RevenueBase Database · checked Sep 15, 2026
24	Neuberg Diagnostics	Indirect evidence	Chennai, IndiaHQ checked Sep 15, 2026	501-1,000	926 contacts →
	Indirect evidence “Neuberg Diagnostics, headquartered in Chennai, is one of India’s leading diagnostic service providers, with its presence in India, UAE, South Africa and USA.” Source: RevenueBase Database · checked Sep 15, 2026
25	Bioagilytix	Partial evidence	Durham, NC, United StatesHQ checked Sep 15, 2026	1,001-5,000	915 contacts →
	Partial evidence “BioAgilytix is a leading global contract research organization focused on supporting pharmaceutical and biotech partners in all phases of drug development.” Source: RevenueBase Database · checked Sep 15, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: pharmaceutical testing services companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names pharmaceutical testing services companies.
Partial evidence: Its own public description names part of pharmaceutical testing services companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name pharmaceutical testing services companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 5,141 pharmaceutical testing services companies worldwide

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Pharmaceutical testing services companies worldwide at a glance

As of Sep 15, 2026

33.5%Verified-email coverage

61.1Average contacts per company

11-50Median size (employees)

2.0%Largest-city concentration · Hyderabad

Sep 15, 2026Page data refreshed

Companies by employee count

1-10

1,876

11-50

1,838

51-200

922

201-500

250

501-1,000

109

1,001-5,000

5,001-10,000

10001+

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among pharmaceutical testing services companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: 30 countries, largest first: the United States, India, Brazil, the United Kingdom, Germany, Italy, France, Mexico, Spain, Canada and 20 more. Country and city lists for pharmaceutical testing services companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “pharmaceutical testing services companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names pharmaceutical testing services companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among pharmaceutical testing services companies, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 105,226 across the full list. 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 September 15, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Pharmaceutical testing services companies by location

35 lists · largest first

Every Pharmaceutical testing services 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names pharmaceutical testing services companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many pharmaceutical testing services companies are there worldwide?

RevenueBase identified 5,141 pharmaceutical testing services companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Thermo Fisher Scientific, headquartered in Waltham, tops this list with the largest team on record.

Which country has the most pharmaceutical testing services companies?

The United States leads with 1,374 companies, followed by India (830) and Brazil (624). Every pharmaceutical testing services companies list by country and city is linked on this page.

Which city has the most pharmaceutical testing services companies?

Hyderabad leads with 102 headquartered companies, followed by Sao Paulo (67) and Bangalore (65).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 105,226 verified decision-maker contacts tracked across these 5,141 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 15, 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 Smart Search, 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.