#1Apria Healthcare LLC
Based in South San Francisco, CA
Contract Drug Manufacturers in South San Francisco, CA
The top-ranked contract drug manufacturers serving South San Francisco, CA are Apria Healthcare LLC, Genentech, Inc. and Rigel Pharmaceuticals, Inc.. We list 53 contract drug manufacturers serving South San Francisco, 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 South San Francisco, CA (San Mateo County). 53 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 South San Francisco
#2Genentech, Inc.
Based in South San Francisco, CA#3Rigel Pharmaceuticals, Inc.
Based in South San Francisco, CA#4Day One Biopharmaceuticals, Inc.
Serves this area from Brisbane, CA (3 mi)#5Airgas USA, LLC
Serves this area from San Francisco, CA (6 mi)#6Asegua Therapeutics LLC
Serves this area from Foster City, CA (8 mi)#7Gilead Sciences, Inc.
Serves this area from Foster City, CA (8 mi)#8Reve Skincare LLC
Serves this area from San Francisco, CA (9 mi)#9Geron Corporation
Serves this area from Foster City, CA (9 mi)#10Emery Pharma
Serves this area from Alameda, CA (11 mi)
20 more providers serving this area
- Hims, Inc., San Francisco, CA (11 mi)
- Adicet Therapeutics, Inc., Redwood City, CA (11 mi)
- Airgas USA, LLC, San Leandro, CA (11 mi)
- Coherus Oncology, Inc., Redwood City, CA (11 mi)
- County Specialty Gases, LLC., Oakland, CA (12 mi)
- Columbia Cosmetics Manufacturing, Inc., San Leandro, CA (12 mi)
- Medterials, Inc, San Carlos, CA (13 mi)
- Biolog, Inc., Hayward, CA (13 mi)
- Dynavax Technologies Corporation, Emeryville, CA (13 mi)
- Santen Incorporated, Emeryville, CA (13 mi)
- Airgas USA, LLC, Redwood City, CA (13 mi)
- AstraZeneca Pharmaceuticals LP, Redwood City, CA (14 mi)
- Zylidac Bio LLC, Emeryville, CA (14 mi)
- Bayer HealthCare LLC, Berkeley, CA (15 mi)
- Airgas USA, LLC, Berkeley, CA (16 mi)
- SRI International, Menlo Park, CA (17 mi)
- Allure Labs, LLC, Hayward, CA (18 mi)
- H&H Peptides, Inc., Menlo Park, CA (18 mi)
- Intersect ENT, Inc., Menlo Park, CA (18 mi)
- Sun Deep Inc., Hayward, CA (18 mi)
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Frequently asked questions
How many contract drug manufacturers serve South San Francisco?
We list 53 contract drug manufacturers serving South San Francisco, CA: 3 based there and 50 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 South San Francisco?
The top-ranked contract drug manufacturers serving South San Francisco, CA are Apria Healthcare LLC, Genentech, Inc., Rigel Pharmaceuticals, Inc., Day One Biopharmaceuticals, Inc. and Airgas USA, LLC. The full ranked list, with the official records each provider matched, is on this page.
Which contract drug manufacturers serving South San Francisco are verified against official records?
10 of the top 10 match an active official record: Apria Healthcare LLC (U.S. Food and Drug Administration), Genentech, Inc. (U.S. Food and Drug Administration), Rigel Pharmaceuticals, Inc. (U.S. Food and Drug Administration), Day One Biopharmaceuticals, Inc. (U.S. Food and Drug Administration) and Airgas USA, LLC (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 .