Company lists · Data refreshed September 2026

Top 25 Pharmaceutical testing laboratories based in the United States

Name: Pharmaceutical testing laboratories based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 724 companies tracked

RevenueBase identified 724 company matches for pharmaceutical testing laboratories associated with the United States as of September 2026 and tracks 20,180 professional contacts across them, including 8,297 with verified work emails. San Diego is the largest hub.

This list covers company matches for pharmaceutical testing laboratories associated with the United States, 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 September 17, 2026.

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 Sep 17, 2026 How this list was built

724Companies

20,180Contacts tracked

8,297Verified emails

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The 25 largest pharmaceutical testing laboratories based in the United States

Ranked by team size

Top 25 of 724 company matches for pharmaceutical testing laboratories based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	Eurofins Lancaster Laboratories	Exact match	Lancaster, PA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	1,638 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 · Sep 17, 2026 · View company records in RevenueBase
2	Bioagilytix	Exact match	Durham, NC, United StatesHQ recorded Sep 17, 2026	1,001-5,000	915 contacts →
	Exact match “BioAgilytix is a leading global contract research organization focused on supporting pharmaceutical and biotech partners in all phases of drug development.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Nelson Labs	Exact match	Salt Lake City, UT, United StatesHQ recorded Sep 17, 2026	501-1,000	775 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 · Sep 17, 2026 · View company records in RevenueBase
4	Aegis Sciences Corporation	Exact match	Nashville, TN, United StatesHQ recorded Sep 17, 2026	501-1,000	690 contacts →
	Exact match “Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Labconnect	Exact match	Durham, NC, United StatesHQ recorded Sep 17, 2026	501-1,000	610 contacts →
	Exact match “LabConnect is a global central laboratory services and clinical trial sample solutions partner, integrating and optimizing sample-related activities across the study lifecycle…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	ACM Global Laboratories	Exact match	Rochester, NY, United StatesHQ recorded Sep 17, 2026	1,001-5,000	446 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 · Sep 17, 2026 · View company records in RevenueBase
7	Enthalpy Analytical	Exact match	North Little Rock, AR, United StatesHQ recorded Sep 17, 2026	501-1,000	349 contacts →
	Exact match “Our laboratory service experts provide clients with precision testing support, innovative scientific approaches, and high-quality data that delivers a sense of certainty.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Dominion Diagnostics	Exact match	North Kingstown, RI, United StatesHQ recorded Sep 17, 2026	201-500	304 contacts →
	Exact match “For over 25 years, Dominion Diagnostics has been advancing patient care through trusted diagnostics as a premier urine drug testing and toxicology laboratory.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Certified Laboratories, INC	Exact match	Melville, NY, United StatesHQ recorded Sep 17, 2026	1,001-5,000	287 contacts →
	Exact match “As part of Certified Group, Certified Laboratories partners with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes™.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	ARL BIO Pharma	Exact match	Oklahoma City, OK, United StatesHQ recorded Sep 17, 2026	201-500	286 contacts →
	Exact match “ARL Bio Pharma is a contract laboratory that provides analytical and microbiological testing for the pharmaceutical industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	BA Sciences	Exact match	Salem, NH, United StatesHQ recorded Sep 17, 2026	201-500	257 contacts →
	Exact match “Since its founding in 1987, BA Sciences has been a trusted provider of high-quality analytical testing services to life science companies worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Valsource INC	Exact match	Downingtown, PA, United StatesHQ recorded Sep 17, 2026	201-500	245 contacts →
	Exact match “Since 1996, ValSource has worked with hundreds of pharmaceutical, biopharma, and medical device organizations around the world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Deibel Laboratories	Exact match	Niles, IL, United StatesHQ recorded Sep 17, 2026	201-500	242 contacts →
	Exact match “Deibel Laboratories started in 1967 by Dr.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Precision Diagnostics	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	501-1,000	235 contacts →
	Exact match “Precision Diagnostics is the only U.S.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Halo Pharmaceutical, INC	Exact match	Whippany, NJ, United StatesHQ recorded Sep 17, 2026	201-500	219 contacts →
	Exact match “Halo Pharma is a leading provider of pharmaceutical services, including contract dosage form development, commercial manufacturing, and analytical services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Medtox Laboratories	Exact match	New Brighton, MN, United StatesHQ recorded Sep 17, 2026	501-1,000	215 contacts →
	Exact match “MEDTOX Laboratories contains a full-service clinical laboratory as well as a SAMHSA-certified drug testing laboratory.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	ECI	Exact match	Marlborough, MA, United StatesHQ recorded Sep 17, 2026	201-500	194 contacts →
	Exact match “Enhanced Compliance Inc.(ECI) is a global life sciences partner delivering integrated quality, regulatory, and compliance expertise-combined with hands-on engineering execution…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	IIT Research Institute Iitri	Exact match	Chicago, IL, United StatesHQ recorded Sep 17, 2026	51-200	188 contacts →
	Exact match “IITRI was founded in 1936 as the research arm of the Illinois Institute of Technology (IIT).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Lachman Consultant Services	Exact match	Westbury, NY, United StatesHQ recorded Sep 17, 2026	51-200	179 contacts →
	Exact match “Quality & Compliance \| Regulatory Strategy \| Inspection Readiness & Remediation \| Data Integrity.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Quality Chemical Laboratories	Exact match	Wilmington, NC, United StatesHQ recorded Sep 17, 2026	201-500	177 contacts →
	Exact match “QCL is science driven, quality focused, and responsive.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Norwich Pharma Services	Exact match	Norwich, NY, United StatesHQ recorded Sep 17, 2026	201-500	174 contacts →
	Exact match “Norwich is a leading provider of contract manufacturing and clinical services for the pharmaceuticals industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Performance Validation	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 17, 2026	51-200	167 contacts →
	Exact match “Performance Validation (PV) is a global validation partner for pharmaceutical and medical device manufacturers.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Q Laboratories	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 17, 2026	51-200	162 contacts →
	Exact match “Q Laboratories is an FDA/MoCRA registered (#1527260), cGMP/GLP compliant, and ISO/IEC 17025 accredited contract laboratory supporting global brands in delivering safe…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Smithers	Exact match	Wareham, MA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	155 contacts →
	Exact match “Smithers is a leading provider of environmental risk testing to the Agrochemical, Pharmaceutical, and Chemical industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Spaulding Clinical Research, LLC	Exact match	West Bend, WI, United StatesHQ recorded Sep 17, 2026	51-200	154 contacts →
	Exact match “Founded in 2007, Spaulding Clinical is a full-service, state-of-the-art paperless Phase I clinical pharmacology unit.” Recorded in the RevenueBase company graph · Sep 17, 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 “pharmaceutical testing 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 724 pharmaceutical testing laboratories based in the United States

See the full list, filter by size, metro and specialty, and access 8,297 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pharmaceutical testing laboratories based in the United States at a glance

As of Sep 17, 2026

41.1%Verified-email coverage

27.9Average contacts per company

11-50Median size (employees)

2.2%Largest-city concentration · San Diego

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

293

11-50

274

51-200

112

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 724 companies.

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.
What qualifies: Company records associated with the United States whose business descriptions match “pharmaceutical testing 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 8,297 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 September 17, 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.

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 “pharmaceutical testing laboratories”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pharmaceutical testing laboratories are there based in the United States?

RevenueBase identified 724 company matches for pharmaceutical testing laboratories associated with the United States as of September 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?

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

Which city has the most pharmaceutical testing laboratories?

San Diego leads with 16 company records, followed by Irvine (11) and Raleigh (10).

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 8,297 professional contacts with verified work emails tracked across these 724 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 September 17, 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.