Company lists · Data refreshed September 2026

Top 25 Pharmacokinetics testing companies based in the United States

RevenueBase identified 218 company matches for pharmacokinetics testing companies associated with the United States as of September 2026 and tracks 13,260 professional contacts across them, including 4,457 with verified work emails. Durham is the largest hub.

This list covers company matches for pharmacokinetics testing companies 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 20, 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 20, 2026 How this list was built
218Companies
13,260Contacts tracked
4,457Verified emails
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The 25 largest pharmacokinetics testing companies based in the United States

Ranked by team size
Top 25 of 218 company matches for pharmacokinetics testing companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchPrinceton, NJ, United StatesHQ recorded Sep 20, 202610001+5,220 contacts →

Exact match

“As the drug development business of Laboratory Corporation of America Holdings (Labcorp) and the world’s most comprehensive drug development #CRO service company, we have helped…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchLancaster, PA, United StatesHQ recorded Sep 20, 20261,001-5,0001,638 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 20, 2026 · View company records in RevenueBase
3Exact matchDurham, NC, United StatesHQ recorded Sep 20, 20261,001-5,000915 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 20, 2026 · View company records in RevenueBase
4Exact matchNashville, TN, United StatesHQ recorded Sep 20, 2026501-1,000690 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 20, 2026 · View company records in RevenueBase
5Exact matchDurham, NC, United StatesHQ recorded Sep 20, 2026501-1,000610 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 20, 2026 · View company records in RevenueBase
6Exact matchOklahoma City, OK, United StatesHQ recorded Sep 20, 2026201-500286 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 20, 2026 · View company records in RevenueBase
7Exact matchSan Diego, CA, United StatesHQ recorded Sep 20, 2026501-1,000235 contacts →

Exact match

“Precision Diagnostics is the only U.S.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchWilmington, NC, United StatesHQ recorded Sep 20, 2026201-500177 contacts →

Exact match

“QCL is science driven, quality focused, and responsive.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchWest Bend, WI, United StatesHQ recorded Sep 20, 202651-200154 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 20, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 20, 202651-200112 contacts →

Exact match

“Eagle Analytical is an FDA- and DEA-registered, A2LA ISO 17025-accredited laboratory that provides analytical chemistry, microbiological testing, consulting, and technical…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchScottsdale, AZ, United StatesHQ recorded Sep 20, 202651-20087 contacts →

Exact match

“State-of-the-art diagnostic laboratory providing comprehensive pathology, DNA Sequencing, pharmacogenetic and toxicology testing solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchLancaster, CO, United StatesHQ recorded Sep 20, 202651-20086 contacts →

Exact match

“Infinity Laboratories, now part of Eurofins network of laboratories, is a leading contract testing organization with a national network of state-of-the-art facilities, ensuring…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchWake Forest, NC, United StatesHQ recorded Sep 20, 202651-20081 contacts →

Exact match

“We bring radical ideas in analytical testing to the clinical laboratory.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchOrlando, FL, United StatesHQ recorded Sep 20, 202651-20071 contacts →

Exact match

“Genesis Reference Laboratories offers a comprehensive test catalog for a full range of detection capabilities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchGaithersburg, MD, United StatesHQ recorded Sep 20, 202651-20064 contacts →

Exact match

“Smithers Pharmaceutical Development Services assists in the development of new medicines by providing bioanalytical services for all phases of drug development from discovery…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchCanton, MA, United StatesHQ recorded Sep 20, 202611-5063 contacts →

Exact match

“A FDA Registered, DEA Licensed CRO providing expertise in Regulated QC monograph testing; CMC Data production; Bio-analytical analysis Extractables/Leachables assessment; and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchSan Antonio, TX, United StatesHQ recorded Sep 20, 202651-20052 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchPrinceton, NJ, United StatesHQ recorded Sep 20, 202651-20049 contacts →

Exact match

“Primera Analytical Solutions is a GLP and GMP CRO in great standing with the FDA.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchStilwell, KS, United StatesHQ recorded Sep 20, 202651-20045 contacts →

Exact match

“Attentive Science is an FDA inspected, accredited premier global leader, excelling in GLP and nonGLP in-vivo pharmacokinetics, toxicology, and safety pharmacology services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchHayward, CA, United StatesHQ recorded Sep 20, 202651-20044 contacts →

Exact match

“Welcome to National Labs!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchReno, NV, United StatesHQ recorded Sep 20, 202651-20042 contacts →

Exact match

“Our Co-Founders, Denis Grizelj and Matthew Rutledge founded MD Labs in 2011 with the goal to specialize in prescription monitoring toxicology and serve physicians across the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchBranford, CT, United StatesHQ recorded Sep 20, 202611-5040 contacts →

Exact match

“FreeThink Technologies is a science-based company that conducts experimental work to help clients develop drug products.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchPrinceton, NJ, United StatesHQ recorded Sep 20, 202651-20040 contacts →

Exact match

“Accurant Biotech is a GxP-compliant contract research organization (CRO) specializing in bioanalytical support for large molecule and biologic therapeutics.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchDayton, NJ, United StatesHQ recorded Sep 20, 202651-20040 contacts →

Exact match

“Since 1972, Product Safety Labs (PSL) has provided research and testing services to the agrochemical, chemical, pharmaceutical, dietary supplement/functional foods, personal care…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchBurlington, NC, United StatesHQ recorded Sep 20, 202611-5040 contacts →

Exact match

“COVANCE CLINICAL AND PERIAPPROVAL SERVICES LIMITED is a company based out of 531 S Spring St, Burlington, NC, United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 218 pharmacokinetics testing companies based in the United States

See the full list, filter by size, metro and specialty, and access 4,457 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pharmacokinetics testing companies based in the United States at a glance

As of Sep 20, 2026
33.6%Verified-email coverage
60.8Average contacts per company
11-50Median size (employees)
2.8%Largest-city concentration · Durham
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
76
11-50
81
51-200
45
201-500
3
501-1,000
6
1,001-5,000
4
5,001-10,000
1
10001+
2

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 218 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 “pharmacokinetics 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. 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 4,457 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 20, 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 “pharmacokinetics testing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pharmacokinetics testing companies are there based in the United States?

RevenueBase identified 218 company matches for pharmacokinetics testing companies 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?

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

Which city has the most pharmacokinetics testing companies?

Durham leads with 6 company records, followed by San Diego (5) and Irvine (4).

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 4,457 professional contacts with verified work emails tracked across these 218 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 20, 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.