Company lists · Data refreshed September 2026

Top 25 Pharmaceutical stability testing companies based in the United States

Name: Pharmaceutical stability testing companies 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 61 companies tracked

RevenueBase identified 61 company matches for pharmaceutical stability testing companies associated with the United States as of September 2026 and tracks 1,702 professional contacts across them, including 512 with verified work emails. San Diego is the largest hub.

This list covers company matches for pharmaceutical stability 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 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

61Companies

1,702Contacts tracked

512Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest pharmaceutical stability testing companies based in the United States

Ranked by team size

Top 25 of 61 company matches for pharmaceutical stability testing companies 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	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
2	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
3	EAGLE	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	51-200	112 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 17, 2026 · View company records in RevenueBase
4	Eurofins Infinity Laboratory Group, INC	Exact match	Lancaster, CO, United StatesHQ recorded Sep 17, 2026	51-200	86 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 17, 2026 · View company records in RevenueBase
5	Pharm Ops, INC	Exact match	Phillipsburg, NJ, United StatesHQ recorded Sep 17, 2026	n/a	53 contacts →
	Exact match “Pharm Ops Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Lexamed- Microbiology & Analytical Laboratory	Exact match	Toledo, OH, United StatesHQ recorded Sep 17, 2026	11-50	46 contacts →
	Exact match “LexaMed is a company dedicated to providing the pharmaceutical, medical device and biotechnology industries with quality, compliant, state-of-the-art services in the areas of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Freethink Technologies, INC	Exact match	Branford, CT, United StatesHQ recorded Sep 17, 2026	11-50	40 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 17, 2026 · View company records in RevenueBase
8	Pharmatek	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	201-500	31 contacts →
	Exact match “Pharmatek Laboratories, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Biochroma Analytical Labs	Exact match	Dallas, TX, United StatesHQ recorded Sep 17, 2026	11-50	30 contacts →
	Exact match “BioChroma Analytical Labs LLC is based out of the DFW metroplex in the heart of Texas.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	CS Analytical	Exact match	Clifton, NJ, United StatesHQ recorded Sep 17, 2026	11-50	28 contacts →
	Exact match “Located in Clifton, New Jersey, CS Analytical represents the only cGMP, FDA-regulated laboratory exclusively designed and built to serve the container and package testing needs of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Excite Pharma Services	Exact match	Lees Summit, MO, United StatesHQ recorded Sep 17, 2026	11-50	26 contacts →
	Exact match “Excite Pharma Services was founded in 2009, focusing mainly on energy and environmental testing services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Eminent Services Corporation	Exact match	Frederick, MD, United StatesHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “With over 25 years of experience, EMINENT, headquartered in Maryland, is a specialist in offering comprehensive services for pharmaceutical drug development and clinical…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Missouri Analytical Laboratories, INC	Exact match	St. Louis, United StatesHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “Missouri Analytical Labs is an independent cGMP lab providing stability testing to the pharmaceutical industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Logan Instruments	Exact match	Somerset, NJ, United StatesHQ recorded Sep 17, 2026	51-200	19 contacts →
	Exact match “Logan Instruments’ products have been used for over two decades by top pharmaceutical companies on five continents.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Ceutical Laboratories, INC	Exact match	Dallas, TX, United StatesHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “Ceutical Laboratories provides services to the pharmaceutical, medical device, dietary supplement, veterinary, cosmetic, and food industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Scientech Laboratories, LLC	Exact match	South Plainfield, NJ, United StatesHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “Drawing upon 40+ years of experience, Scientech Laboratories takes pride in leading the way in the FDA cGMP-compliant analytical laboratory domain.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	EZ Labs	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “EZ Labs LLC is a privately owned cGMP compliant analytical laboratory in the heart of San Diego’s thriving biotech community.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Halo Labs	Exact match	Burlingame, CA, United StatesHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “We help our customers reduce development time and improve patient safety by quantifying stability, purity, and quality in protein therapeutics and cell and gene therapy products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	TPM Labs	Exact match	Cherry Hill, NJ, United StatesHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “TPM Laboratories, a Cormica Lab, provides GMP compliant analytical testing services to the pharmaceutical industry from our site in Cherry Hill, New Jersey.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	RD Laboratories, INC	Exact match	Washington, MO, United StatesHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Triverity Laboratories	Exact match	Loveland, CO, United StatesHQ recorded Sep 17, 2026	1-10	8 contacts →
	Exact match “Triverity Laboratories is a specialist testing lab, providing analytical development services for raw materials and finished products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Capzer Pharmaceuticals	Exact match	Lake Worth, FL, United StatesHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “Capzer Pharmaceuticals, headquartered in Lake Worth, Florida, is a science-driven pharmaceutical company specializing in analytical testing and GMP manufacturing services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Hephzibah Technologies INC	Exact match	Lake Hopatcong, NJ, United StatesHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “Life Science Data Systems has been a leader in pharmaceutical outsourcing, consulting and service provider for decades, partnering with companies of all sizes, including the top…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Front Range Labs	Exact match	Loveland, CO, United StatesHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “QUALITY.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Improved Pharma, LLC	Exact match	West Lafayette, IN, United StatesHQ recorded Sep 17, 2026	1-10	7 contacts →
	Exact match “Improved Pharma is a research and information company dedicated to improving pharmaceutical methods, formulations, and processes.” 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 stability testing companies”. 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 61 pharmaceutical stability testing companies based in the United States

See the full list, filter by size, metro and specialty, and access 512 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Pharmaceutical stability testing companies based in the United States at a glance

As of Sep 17, 2026

30.1%Verified-email coverage

27.9Average contacts per company

11-50Median size (employees)

4.9%Largest-city concentration · San Diego

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

5,001-10,000

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 61 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 stability 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 512 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 stability testing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 61 company matches for pharmaceutical stability 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?

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

Which city has the most pharmaceutical stability testing companies?

San Diego leads with 3 company records, followed by St. Louis (3) and Clifton (2).

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 512 professional contacts with verified work emails tracked across these 61 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.

Ready to reach these companies? Verified emails and direct dials for all 61 pharmaceutical stability testing companies based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Pharmaceutical stability testing companies by geography

Pharmaceutical stability testing companies based in India

Browse the directory

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.