Company lists · Data refreshed September 2026
Top 25 Clinical trial supply manufacturers based in the United States
RevenueBase identified 173 clinical trial supply manufacturers headquartered in the United States as of September 2026 and tracks 27,202 professional contacts across them, including 12,798 with verified work emails. Boston is the largest hub.
This list covers clinical trial supply manufacturers headquartered in the United States, 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 16, 2026.
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.
The 25 largest clinical trial supply manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 20,530 contacts → | ||||
Partial evidence “The PPD™ clinical research business of Thermo Fisher Scientific, the world leader in serving science, enables customers to accelerate innovation and drug development through…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,081 contacts → | ||||
Partial evidence “Sharp is a leader in commercial packaging, clinical services & sterile manufacturing.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 727 contacts → | ||||
Indirect evidence “Frontage Laboratories is a US-based Contract Research Organization (CRO) that was initially established in New Jersey in April 2001 and later relocated to Pennsylvania in 2004.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 632 contacts → | ||||
Strong evidence “Clinical trials are designed around endpoints, but it’s the beginning that sets them up for success-including selecting the best RTSM partner for continuous and flexible support…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 611 contacts → | ||||
Strong evidence “Thermo Fisher Scientific provides industry-leading pharma services solutions for drug development, clinical trial logistics, and commercial manufacturing to customers through our…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 257 contacts → | ||||
Strong evidence “Myonex is an industry leader in global clinical trial supply and pharmaceutical commercial services.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 174 contacts → | ||||
Partial evidence “Norwich is a leading provider of contract manufacturing and clinical services for the pharmaceuticals industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 169 contacts → | ||||
Indirect evidence “Founded in 2011, Global Pharma Tek (GPT) is a leading pharmaceutical conglomerate offering a wide range of services to the industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 147 contacts → | ||||
Indirect evidence “Calyx and Invicro are now Perceptive!” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 137 contacts → | ||||
Strong evidence “Founded in 2001, Xerimis is a leading provider of clinical supply services for global trials, specializing in supporting small to mid-size pharmaceutical companies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 114 contacts → | ||||
Strong evidence “Therapak is a global supplier of pre-packaged convenience kits and procedure packs for the clinical trial, pharmaceutical, diagnostics and clinical laboratory markets.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 98 contacts → | ||||
Strong evidence “Yourway delivers a truly integrated clinical supply chain model supporting global biopharmaceutical and biotech organizations.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 78 contacts → | ||||
Strong evidence “Ancillare is the only full-service partner dedicated exclusively to clinical trial ancillary supply chain management.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 78 contacts → | ||||
Partial evidence “Conquest Research was formed to offer the most efficient clinical research services to partners and pharmaceutical companies worldwide.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 75 contacts → | ||||
Strong evidence “WCG delivers transformational solutions that stimulate growth, foster compliance, and maximize efficiency for those who perform clinical trials.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 74 contacts → | ||||
Strong evidence “Global Clinical Trials (GCT) is a premium contract-research organization (CRO) that offers support for the clinical Phase I-IV studies as well as post-marketing activities to Big…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 74 contacts → | ||||
Strong evidence “Imperial Clinical Research Services delivers comprehensive support solutions for the global clinical trial industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 71 contacts → | ||||
Indirect evidence “Confidence Pharmaceutical Research (CPR) is a dynamic force in the pharmaceutical industry, driven by a vision to revolutionize drug development.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 58 contacts → | ||||
Indirect evidence “At DeltaMed Solutions, our dynamic growth is complemented by a well-established foundation, positioning us as a highly competitive force in the industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 53 contacts → | ||||
Indirect evidence “Pharm Ops Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 52 contacts → | ||||
Strong evidence “CalCog is a vertically integrated clinical supply services company supporting early- to late-phase global clinical trials.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 51 contacts → | ||||
Strong evidence “Delivering expertise with accuracy, integrity, and effectiveness in pharmaceutical clinical trials.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 50 contacts → | ||||
Indirect evidence “A business unit of JSR Corporation, JSR Life Science LLC is changing human health as a strategic partner and pathfinder for the life sciences industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 49 contacts → | ||||
Indirect evidence “Atreo has revolutionized the client experience by harnessing industry expertise and modern technologies to thoughtfully create the next generation RTSM platform.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 49 contacts → | ||||
Strong evidence “2020 Onsite (also known as 20/20 Onsite) is a specialty vendor for sponsors and CROs conducting clinical trials with ocular endpoints, providing end-to-end ophthalmic trial…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
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: clinical trial supply manufacturers. 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 clinical trial supply manufacturers.
- Partial evidence
- Its own public description names part of clinical trial supply manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name clinical trial supply manufacturers. 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 173 clinical trial supply manufacturers based in the United States
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Clinical trial supply manufacturers based in the United States at a glance
As of Sep 16, 2026Companies by employee count
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 173 companies.
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 clinical trial supply manufacturers, 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “clinical trial supply manufacturers”. 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 clinical trial supply manufacturers), 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 clinical trial supply manufacturers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- 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, 12,798 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 16, 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.
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 clinical trial supply manufacturers, 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 clinical trial supply manufacturers are there based in the United States?
RevenueBase identified 173 clinical trial supply manufacturers headquartered in the United States 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?
PPD, headquartered in Waltham, tops this list with the largest team on record.
Which city has the most clinical trial supply manufacturers?
Boston leads with 6 headquartered companies, followed by Somerset (4) and Allentown (3).
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 12,798 verified decision-maker contacts tracked across these 173 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 16, 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.
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