| # | Company | Employees |
|---|---|---|
| 1 | 44,477 | |
| 2 | 39,546 | |
| 3 |
Bristol Myers Squibbbms.com
This company works to transform patients' lives through science by developing innovative therapies and promoting health equity for those affected by serious diseases |
39,000 |
| 4 |
Zoetiszoetis.com
A global leader in animal health, focused on advancing care for animals through medicines, vaccines, diagnostics, and technologies in over 100 countries |
13,514 |
| 5 |
Bausch + Lombbausch.com
Provides comprehensive eye health products including contact lenses, lens care, pharmaceuticals, and surgical devices to people worldwide. |
9,344 |
| 6 |
Organonorganon.com
Global healthcare company offering therapies in womenโs health, biosimilars, and established medicines to improve everyday health, advising caution against recruitment fraud |
9,000 |
| 7 |
Amneal Pharmaceuticalsamneal.com
Pharmaceutical company providing affordable essential medicines through generics, branded products, injectables, biosimilars, and international market expansion. |
7,359 |
| 8 |
Lupin Pharmaceuticalslupin.com
Manufactures branded, generic, and biotechnology pharmaceutical products globally, specializing in respiratory, cardiovascular, anti-diabetic, and women's health therapy areas. |
5,346 |
| 9 |
Daiichi Sankyo USdaiichisankyo.us
Development of innovative medicines using advanced science and technology to address cancer, cardiovascular, and other serious diseases. |
4,437 |
| 10 |
Otsuka Pharmaceutical Companies (U.S.)otsuka-us.com
Commercialization of discovered and licensed pharmaceutical products in North America and global clinical development and registration of healthcare products. |
3,728 |
| 11 | 2,752 | |
| 12 | 2,094 | |
| 13 |
Cambrexcambrex.com
Provides drug substance development, manufacturing, analytical, and IND-enabling services across the entire drug lifecycle, leveraging specialized technologies and expertise. |
1,744 |
| 14 |
Phibro Animal Healthpahc.com
A global company focused on providing natural, sustainable products to support animal health and nutrition for a healthier, more sustainable world |
1,586 |
| 15 |
Bioclinicaclario.com
Clario is a technology company specializing in clinical endpoint technology and medical imaging, aiming to innovate clinical trials and impact global healthcare positively |
1,478 |
| 16 |
ConnectiveRxconnectiverx.com
The company simplifies the prescription process, connecting patients with specialty medications through hub services and adherence solutions for pharmaceutical companies |
1,430 |
| 17 |
Torrent Pharma Inc.torrentpharma.com
Commercializes FDA-approved generic pharmaceutical products in the US, with a significant pipeline and manufacturing expansion to fuel business growth. |
1,423 |
| 18 |
Valeant Pharmaceuticalsbauschhealth.com
Development and commercialization of specialty pharmaceutical products focusing on eye health, dermatology, and gastrointestinal treatments worldwide. |
1,273 |
| 19 |
PharmScript LLCpharmscript.com
PharmScript provides superior pharmacy services to long-term and post-acute care facilities, enhancing care quality with efficient, client-centric solutions nationwide |
1,021 |
| 20 |
Simtra BioPharma Solutionssimtra.com
Offers world-class cGMP sterile fill/finish, technical expertise, and quality service to pharmaceutical and biotech companies for product development and market access. |
1,014 |
| 21 |
Capsugelcapsugel.com
A trusted partner in innovative capsules, dosage form solutions, and health ingredients for pharmaceutical, health, and nutrition companies worldwide Promoting healthier lives for millions |
963 |
| 22 |
Kyowa Kirin, Inc.- U.S.kkna.kyowakirin.com
Development and commercialization of novel biotechnological medicines targeting hard-to-treat diseases with significant patient impact in North America. |
825 |
| 23 |
Shionogi Inc. (U.S.)shionogi.com
Development of novel antibiotics, antiviral treatments, and therapies for infectious diseases, metabolic disorders, oncology, and neurological conditions. |
696 |
| 24 |
Intra-Cellular Therapiesintracellulartherapies.com
A biopharmaceutical company focused on developing innovative treatments for complex psychiatric and neurologic diseases using intracellular research approaches |
658 |
| 25 |
SpecialtyRx, Incsrxltc.com
A full-service pharmacy provider specializing in long-term care, ensuring efficient medication dispensing, compliance, and cost-effectiveness while enhancing quality of life |
600 |
| 26 |
Knipper Healthknipper.com
provides integrated direct marketing and drug sampling services including sampling distribution, prescriber validation, sample accountability, and web-ordering solutions for healthcare |
575 |
| 27 |
Kashiv BioSciences LLCkashivbiosciences.com
Develops, manufactures, and commercializes biosimilars and other biopharmaceutical products, with global capabilities in research, clinical development, manufacturing, regulatory affairs, and intellectual property. |
564 |
| 28 |
Tris Pharmatrispharma.com
A leading biopharmaceutical company focused on developing and commercializing innovative medicines to address unmet patient needs with a diverse team |
505 |
| 29 |
MSN Pharmaceuticals Inc.msnpi.com
A fast-emerging Finished Dosages manufacturer in USA, offering high-quality formulations in diverse dosage forms with innovative R&D expertise |
477 |
| 30 |
Alvogenalvogen.com
Developing, in-licensing, manufacturing, marketing pharmaceutical products; making high quality medicines more accessible to people; U.S. based with manufacturing capacity. |
473 |
| 31 |
Taiho Oncology, Inc.taihooncology.com
Specializing in developing orally administered anti-cancer drugs, this company markets medicine for various tumor types to improve the lives of cancer patients and their families |
442 |
| 32 |
Partners Pharmacypartnerspharmacy.com
Long-term care pharmacy providing comprehensive medication services to residents of skilled nursing facilities, assisted living communities, and alternative care facilities across multiple states |
439 |
| 33 |
Asembiaasembia.com
Develops solutions for high-touch specialty pharmaceutical services through collaborative programs, contracting initiatives, patient support hub services, and innovative technology platforms. |
425 |
| 34 |
Warner Chilcottwcrx.com
A mid-size specialty pharmaceutical company focusing on developing, manufacturing, marketing, and selling branded prescription products in womenโs healthcare and dermatology in the US |
412 |
| 35 |
Zydus Pharmaceuticals (USA) Inc.zydususa.com
A leading US generics division offering affordable quality medications, focusing on complex generics and exceptional service for customers and patients |
393 |
| 36 |
Cronus Pharmacronuspharmausa.com
A fast-growing veterinary pharmaceutical company in New Jersey, developing innovative and cost-effective products for animal health with a growing portfolio and extensive R&D |
388 |
| 37 |
Cipla USAusa.cipla.com
Provides affordable, high-quality generic medicines, advanced drug delivery systems, and is a leader in inhalation therapy and respiratory care. |
372 |
| 38 |
Celltrion USAcelltrionusa.com
U.S. subsidiary expanding access to biologics, improving care for patients with biotechnology heritage, supply chain excellence, and sales capabilities. |
344 |
| 39 |
SK Life Science, Inc.sklifescienceinc.com
A US subsidiary committed to developing innovative treatments for CNS disorders and oncology, with eight compounds in global development |
343 |
| 40 |
Rising Pharmaceuticalsrisingpharma.com
Markets and distributes innovative branded and multi-source prescription and over-the-counter pharmaceutical products, ensuring safe, effective delivery to the public. |
327 |
| 41 |
Techsol Life Sciencestechsollifesciences.com
This company provides integrated clinical development, medical affairs, and post-marketing surveillance solutions to global biopharmaceutical and medical device companies to expedite treatments to market |
326 |
| 42 |
The Medicines Companynovartis.com
Recently acquired by Novartis, the company specializes in pharmaceuticals Follow Novartis for updates and information on their services |
321 |
| 43 |
Propel Healthpropelhealth.com
An independent network of agencies specializing in creating impactful brand experiences and relationships through innovative technology, communication, and engagement strategies |
319 |
| 44 |
Recordati Rare Diseases North Americarecordatirarediseases.com
Marketing and providing therapies for extremely rare diseases, collaborating with communities to raise awareness and improve diagnosis. |
314 |
| 45 |
Orange Drugs Inc
A pharmaceuticals company located in Newark, New Jersey, specializing in the production and distribution of various medications and healthcare products |
302 |
| 46 |
Keystone Industrieskeystoneindustries.com
Manufacturer for cosmetics, dental and health industries, providing product quality, competitive pricing, prompt delivery and customer service. |
291 |
| 47 |
Intercept Pharmaceuticalsinterceptpharma.com
development and commercialization of novel therapeutics targeting rare and serious liver diseases such as primary biliary cholangitis and severe alcohol-associated hepatitis |
264 |
| 48 |
Apicore Pharmaceuticalsapicore.com
Leading process R&D and API manufacturing service provider for the worldwide pharmaceutical industry, offering custom synthesis and generic APIs with regulatory support. |
261 |
| 49 |
Forest Researchpsypr.com
A pharmaceutical company that specializes in central nervous and cardiovascular treatments, constantly seeking new products to address various health conditions |
251 |
| 50 |
Shilpa Pharma, Inc.vbshilpa.com
A global specialty generic pharmaceutical company based in India with API and finished formulation production facilities, providing high-quality, affordable medicines worldwide |
249 |
| 51 |
Cosette Pharmaceuticals, Inc.cosettepharma.com
A US-based pharmaceutical company with a focus on topicals, dermatology, and branded drugs Emphasizes R&D, manufacturing, sales excellence, and growth through partnerships |
248 |
| 52 |
G&W Laboratoriesgwlabs.com
A family-owned pharmaceutical business producing reliable medicines, supporting employees and communities, and giving back through charitable initiatives |
237 |
| 53 |
Alfasigma USA, Inc.alfasigmausa.com
A leading Italian pharmaceutical company focused on prescription drugs, OTC and nutraceutical products, striving to improve patient health and quality of life in 100 countries |
229 |
| 54 |
Halo Pharmaceutical, Inc.halopharma.com
Leading provider of contract dosage form development, commercial manufacturing, and analytical services, offering a complete supply chain solution through Normaco Group. |
228 |
| 55 |
Camber Pharmaceuticals Inccamberpharma.com
Develops and distributes generic pharmaceuticals with strong focus on product approvals, leveraging parent company support for manufacturing and research, ensuring high customer service. |
216 |
| 56 |
Lonza Capsugelcapsugel.com
Specializes in innovative capsules, dosage forms, and health ingredients serving pharmaceutical, health, and nutrition companies worldwide. |
198 |
| 57 |
CorMedix Therapeuticscormedix.com
Biopharmaceutical company developing and commercializing therapeutic products for infectious and inflammatory diseases, focusing on DefenCathโข to prevent bloodstream infections |
185 |
| 58 |
Pharmacosmos Therapeutics Inc.
A global pharmaceutical company with a focus on treating iron deficiency anemia through innovative products and a commitment to patient care and research |
184 |
| 59 |
Alpine Healthalpinehealth.com
A leading healthcare distributor offering a wide range of products including pharmaceuticals, supplies, and medical/surgical products with fast delivery across the US |
182 |
| 60 |
Aptalis Pharmaceutical Technologies (now Adare Pharmaceuticals)adarepharmasolutions.com
Development and manufacturing of specialty pharmaceutical products focusing on innovative drug delivery technologies and patient-centric solutions. |
174 |
| 61 |
NS Pharma, Inc.nspharma.com
NS Pharma's US subsidiary connects Japan/Asia with global partners, developing and out-licensing Japanese drug candidates to supply safe, effective pharmaceuticals through clinical studies |
171 |
| 62 |
Tonix Pharmaceuticalstonixpharma.com
Focused on drug development for CNS, infectious diseases, immunology, and rare diseases, offering new treatments and pipeline candidates. |
165 |
| 63 |
QPharma, Inc.qpharmacorp.com
Provider of cloud-based software and services for life sciences, including sample management, product launch, training, and professional validation services. |
161 |
| 64 |
4C Pharma Solutions4cpharma.com
A global healthcare solutions company offering services in pharmacovigilance, regulatory affairs, medical information call center, and staff augmentation |
159 |
| 65 |
Averitas Pharmaaveritaspharma.com
Averitas Pharma focuses on providing non-opioid, FDA-approved treatments for neuropathic pain, with a patient-first approach and a mission to alleviate suffering globally |
152 |
| 66 |
LSNE Contract Manufacturingpci.com
Provides contract manufacturing for pharmaceutical, biotechnology, and medical device industries. Specializes in process development, aseptic fill-finish, and lyophilization, offering services from clinical to commercial use. |
151 |
| 67 |
Organon Latam
Health account providing ingenious and innovative solutions for living life to the fullest |
148 |
| 68 |
Aquestive Therapeuticsaquestive.com
Develops and manufactures oral pharmaceutical products, including complex molecules, and collaborates with other companies to bring new drugs to market. |
146 |
| 69 |
IBSA USAibsausa.com
Development and marketing of unique levothyroxine formulations and a topical NSAID for hypothyroidism and acute pain management in the U.S. |
119 |
| 70 |
PharmaCorecambrex.com
Stay updated on company news and updates by following Cambrex, a provider of pharmaceutical services that recently relocated |
92 |
| 71 |
LEO Pharma USleo-pharma.us
Research and development of dermatology therapies for various skin conditions, improving patient care and supporting families and society. |
76 |
| 72 |
Kingchemkingchem.com
Global CDMO providing GMP and non-GMP intermediates, API's, building blocks, and specialty chemicals through a vertically-integrated approach |
56 |
| 73 |
MSD Animal Health โ Swine Teammsd-animal-health-swine.com
Development and provision of innovative products and technologies to prevent, treat, and control diseases in swine for healthier animals. |
53 |
| 74 |
Avista Pharma Solutions - Now Part of Cambrexcambrex.com
Stay updated on industry news and company updates by following a leading organization that specializes in providing pharmaceutical products and services |
37 |
| 75 |
Nevakar Pharmaceuticalsnevakar.com
Specializing in injectable and ophthalmic pharmaceuticals, the company aims to improve outcomes by developing innovative products from existing molecules |
35 |
| 76 |
Oyster Point Pharmaoysterpointrx.com
A biopharmaceutical company develops innovative therapies for eye diseases, aiming to address unmet medical needs in the ophthalmic field |
28 |
| 77 |
Hikma 503Bhikma503b.com
An FDA-registered sterile compounding business specializing in customized injectable medications for US hospitals, ensuring high quality and reliability |
21 |
| 78 |
Spectrum Pharmacy Productsspectrumrx.com
A global supplier of high quality chemicals, pharmacy supplies, and equipment, committed to customer satisfaction, regulatory compliance, and continual improvement |
10 |
| 79 |
Pyros Pharmaceuticalspyrospharma.com
A pharmaceutical company developing medications for rare pediatric diseases and underserved patients, focusing on challenging drug delivery mechanisms and niche applications |
7 |
| 80 |
Safrel Pharmaceuticals, LLCsafrel.com
A USA-based pharmaceutical company specializing in new product development, clinical trials, manufacturing, and commercialization within the industry |
6 |
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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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