#1Airgas USA, LLC
Based in San Leandro, CA
Contract Drug Manufacturers in San Leandro, CA
The top-ranked contract drug manufacturers serving San Leandro, CA are Airgas USA, LLC, Columbia Cosmetics Manufacturing, Inc. and Biolog, Inc.. We list 70 contract drug manufacturers serving San Leandro, CA. 30 of the providers shown match an active record from U.S. Food and Drug Administration, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Contract Drug Manufacturers serving San Leandro, CA (Alameda County). 70 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked contract drug manufacturers for San Leandro
#2Columbia Cosmetics Manufacturing, Inc.
Based in San Leandro, CA#3Biolog, Inc.
Serves this area from Hayward, CA (4 mi)#4County Specialty Gases, LLC.
Serves this area from Oakland, CA (5 mi)#5Emery Pharma
Serves this area from Alameda, CA (8 mi)#6Allure Labs, LLC
Serves this area from Hayward, CA (8 mi)#7Sun Deep Inc.
Serves this area from Hayward, CA (9 mi)#8Asegua Therapeutics LLC
Serves this area from Foster City, CA (12 mi)#9Gilead Sciences, Inc.
Serves this area from Foster City, CA (12 mi)#10Boehringer Ingelheim Fremont, Inc.
Serves this area from Fremont, CA (12 mi)
20 more providers serving this area
- Dynavax Technologies Corporation, Emeryville, CA (12 mi)
- Santen Incorporated, Emeryville, CA (12 mi)
- Alexza Pharmaceuticals, Inc., Fremont, CA (12 mi)
- AnaSpec Inc., Fremont, CA (12 mi)
- Geron Corporation, Foster City, CA (12 mi)
- Zylidac Bio LLC, Emeryville, CA (12 mi)
- Genentech, Inc., South San Francisco, CA (12 mi)
- Revance Therapeutics, Inc., Newark, CA (13 mi)
- Adicet Therapeutics, Inc., Redwood City, CA (13 mi)
- Apria Healthcare LLC, South San Francisco, CA (13 mi)
- Bayer HealthCare LLC, Berkeley, CA (13 mi)
- Day One Biopharmaceuticals, Inc., Brisbane, CA (13 mi)
- Airgas USA, LLC, San Francisco, CA (13 mi)
- Rigel Pharmaceuticals, Inc., South San Francisco, CA (13 mi)
- Airgas USA, LLC, Dublin, CA (14 mi)
- Coherus Oncology, Inc., Redwood City, CA (14 mi)
- AstraZeneca Pharmaceuticals LP, Redwood City, CA (14 mi)
- Nippon Sanso Matheson, Inc., Newark, CA (14 mi)
- Airgas USA, LLC, Berkeley, CA (14 mi)
- Medterials, Inc, San Carlos, CA (15 mi)
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Frequently asked questions
How many contract drug manufacturers serve San Leandro?
We list 70 contract drug manufacturers serving San Leandro, CA: 2 based there and 68 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which contract drug manufacturers serve San Leandro?
The top-ranked contract drug manufacturers serving San Leandro, CA are Airgas USA, LLC, Columbia Cosmetics Manufacturing, Inc., Biolog, Inc., County Specialty Gases, LLC. and Emery Pharma. The full ranked list, with the official records each provider matched, is on this page.
Which contract drug manufacturers serving San Leandro are verified against official records?
10 of the top 10 match an active official record: Airgas USA, LLC (U.S. Food and Drug Administration), Columbia Cosmetics Manufacturing, Inc. (U.S. Food and Drug Administration), Biolog, Inc. (U.S. Food and Drug Administration), County Specialty Gases, LLC. (U.S. Food and Drug Administration) and Emery Pharma (U.S. Food and Drug Administration), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What does FDA establishment registration show?
Facilities that manufacture, prepare or process drugs for the U.S. market must register with FDA every year and list their operations. Registration is not an FDA approval of the facility or its products.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .