| # | Company | Employees |
|---|---|---|
| 1 |
Pfizerpfizer.com
A leading biopharmaceutical company focused on research and innovation to develop therapies that improve and extend the lives of patients worldwide |
102,598 |
| 2 |
Akums Drugs& Pharmaceuticals Ltdakums.in
Leading pharmaceutical contract development and manufacturing for diverse formulations, including oral solids, liquids, injectables, personal care, and animal healthcare solutions. |
5,173 |
| 3 |
Curiacuriaglobal.com
Develops and manufactures biologics and small molecules, spanning discovery to commercialization, with regulatory and analytical support to accelerate life-changing therapeutics. |
3,398 |
| 4 |
Patheonpatheon.com
Provides industry-leading pharma services for drug development, clinical trials, and commercial manufacturing, partnering with pharmaceutical, biotech, and life science companies globally. |
2,072 |
| 5 |
ICON Central Laboratoriesiconplc.com
Global provider of central laboratory services for clinical development, with accreditation and certifications, and part of a larger company offering outsourced development services worldwide |
1,683 |
| 6 |
Fisher Clinical Servicespatheon.com
Provides industry-leading pharma services solutions for drug development, clinical trial logistics, and commercial manufacturing, supporting pharmaceutical and biotechnology companies globally. |
643 |
| 7 |
Strides Pharma Inc.stridespharmausa.com
Specializing in various pharmaceutical products like soft-gel capsules, oral solids, and topicals, with a strong focus on efficient R&D and market launches |
602 |
| 8 |
Veranovaveranova.com
Global leader in developing and manufacturing active pharmaceutical ingredients (APIs), specializing in complex and specialty chemistry for various drug types, with operations across North America and Europe. |
592 |
| 9 |
PL Developmentspldevelopments.com
Leading manufacturer of over-the-counter and Rx remedies across numerous categories, serving major retailers globally with high-quality, affordable healthcare products since 1988. |
557 |
| 10 |
A&Z Pharmaceutical, Inc.azpharmaceutical.com
Develops, manufactures, and markets pharmaceutical products and nutritional supplements, including vitamin D, calcium supplements, and nutraceuticals, with global operations and contract development. |
508 |
| 11 |
IPG Health Medical Communicationsohmedcomms.com
A global network of award-winning medical communications agencies providing expertise in promotional education, publications, and regulatory support for pharmaceutical and biotechnology clients worldwide |
479 |
| 12 |
The Mentholatum Companymentholatum.com
A global health and wellness company known for quality products, part of a leading consumer health company in Japan |
443 |
| 13 |
Contract Pharmacal Corpcpc.com
Develops, manufactures, packages, and tests vitamins, minerals, supplements, and over-the-counter drugs for pharmaceutical companies, marketing companies, retailers, and wholesalers. |
356 |
| 14 |
KPH HEALTHCARE SERVICES, INCkphhealthcareservices.com
A national provider of pharmaceutical and health care services, with divisions specializing in retail drug stores, institutional pharmacy services, specialty pharmacy, and pharmacy benefit management |
260 |
| 15 |
American Regent, Inc.americanregent.com
Developing, manufacturing, and supplying high quality sterile injectables for healthcare providers across the US and Canada, with a focus on sustainable growth and patient health |
206 |
| 16 |
Clever Leavescleverleaves.com
A leading multinational producer of pharmaceutical-grade cannabinoids, offering environmentally sustainable and high-quality products to B2B customers worldwide |
187 |
| 17 |
TransPerfect Life Scienceslifesciences.transperfect.com
Global content solutions for life sciences industries, specializing in eClinical innovation to streamline clinical processes worldwide from lab to launch |
185 |
| 18 |
ScieGen Pharmaceuticals Incsciegenpharm.com
A rapidly expanding generic pharmaceutical manufacturer based in Hauppauge, NY Specializes in producing a variety of generic medications |
178 |
| 19 |
Topix Pharmaceuticals, Inc.topixpharm.com
pharmaceutical-grade skin care formulations trusted by dermatologists, focusing on antioxidant potency and clinically relevant topical solutions for healthy skin |
160 |
| 20 |
CorePharmacorepharma.com
Leading U.S. contract development and manufacturing organization providing comprehensive, end-to-end solutions for high-quality pharmaceuticals across diverse therapeutic categories, from development to launch. |
159 |
| 21 | 158 | |
| 22 |
ABX advanced biochemical compounds GmbHabx.de
A pharmaceutical company based in Germany specializing in the development and production of advanced biochemical compounds |
156 |
| 23 |
Everest Medicineseverestmedicines.com
Dedicated to developing and commercializing transformative pharmaceutical therapies for patients in mainland China and other Asian territories, partnering with innovative global companies |
151 |
| 24 |
Acreage Holdingsacreageholdings.com
A multi-state operator of cannabis cultivation and retailing facilities with a wide range of national and regional cannabis products |
150 |
| 25 |
Good Neighbor Pharmacy
Providing valuable advice on wellness and health optimization through the expertise of a local pharmacist at Good Neighbor Pharmacy |
55 |
| 26 |
NORMA HELLAS S.A.normahellas.gr
Pharmaceutical company specializing in marketing and developing a wide range of healthcare products available in Greek, East European, Middle Eastern, and Central Asian markets |
16 |
| 27 |
DistrOffdistroff-pro.com
Multicard sales representatives specializing in direct sales to French pharmacies, offering an expanding range of over 1500 products. |
7 |
| 28 |
Lacerta Bio BD&L Consultinglacertabio.com
Market research and business development consultancy with services including consulting, business development, and start-up planning for emerging drug delivery/specialty pharma companies |
1 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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