US Factory Map

Pharmaceutical manufacturers in California

California has 1,047 pharmaceutical makers in EPA records, facilities that list codes for medicines, diagnostics and biological products. The most are in San Diego, South San Francisco and Carlsbad. That is 38% of the 2,786 such facilities nationwide, and California ranks first of 48 states.

Product
Pharmaceutical manufacturers
Facilities
1,047
State rank
#1
NAICS
325412, 325413, 325414
Revised
November 1, 2026

Facilities in California

These are active facilities in EPA's ECHO database that list a code for medicines, diagnostics and biological products. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.

FacilityCityWhat EPA lists
B Braun MedicalIrvinePharmaceutical Preparation Manufacturing
Baxalta US IncLos AngelesBiological Product (except Diagnostic) Manufacturing
Nexgen Pharma IncIrvinePharmaceutical Preparation Manufacturing
Allergan IncorporatedIrvinePharmaceutical Preparation Manufacturing
Teva Parenteral Medicines, Inc.IrvinePharmaceutical Preparation Manufacturing
Medtronic MinimedNorthridgePharmaceutical Preparation Manufacturing
International Paper Co ContainerCarsonPharmaceutical Preparation Manufacturing
Gilead Sciences, IncLa VernePharmaceutical Preparation Manufacturing
Genentech Inc - Lower CampusSouth San FranciscoPharmaceutical Preparation Manufacturing
CepheidSunnyvalePharmaceutical Preparation Manufacturing
Applied BiosystemsPleasantonPharmaceutical Preparation Manufacturing
Bayer Healthcare PharmaceuticalsBerkeleyPharmaceutical Preparation Manufacturing
Baxter Bioscience Thousand OaksThousand OaksPharmaceutical Preparation Manufacturing
Bio-Rad Laboratories Clinical Systems DivHerculesIn-Vitro Diagnostic Substance Manufacturing
Boehringer Ingelheim FremontFremontPharmaceutical Preparation Manufacturing
H&h PeptidesMenlo ParkPharmaceutical Preparation Manufacturing
Life TechnologiesCarlsbadIn-Vitro Diagnostic Substance Manufacturing
Norac Pharma (S&b Pharma DBA Norac Pharma)AzusaPharmaceutical Preparation Manufacturing
Amgen IncThousand OaksPharmaceutical Preparation Manufacturing
Astrazeneca Pharmaceuticals LPRedwood CityPharmaceutical Preparation Manufacturing
Bachem Americas Inc.VistaPharmaceutical Preparation Manufacturing
Baxalta US IncThousand OaksBiological Product (except Diagnostic) Manufacturing
Genentech IncSouth San FranciscoPharmaceutical Preparation Manufacturing
Inova DiagnosticsSan DiegoIn-Vitro Diagnostic Substance Manufacturing
Safc PharmaCarlsbadPharmaceutical Preparation Manufacturing
Advanced Medicine IncSouth San FranciscoPharmaceutical Preparation Manufacturing
Anchen Pharmaceuticals, IncIrvinePharmaceutical Preparation Manufacturing
Avid BioservicesTustinBiological Product (except Diagnostic) Manufacturing
Bachem IncTorrancePharmaceutical Preparation Manufacturing
Bayerna Former Miles/cutter/berkeley Unified School DistrictBerkeleyPharmaceutical Preparation Manufacturing
Gen Probe IncSan DiegoIn-Vitro Diagnostic Substance Manufacturing
Genentech, Inc. Ocp OperationsOceansidePharmaceutical Preparation Manufacturing
Gilead Sciences IncSan DimasPharmaceutical Preparation Manufacturing
Grifols Biologicals LLCLos AngelesPharmaceutical Preparation Manufacturing
Ionis Pharmaceuticals IncCarlsbadPharmaceutical Preparation Manufacturing
Lgc Biosearch TechnologiesPetalumaIn-Vitro Diagnostic Substance Manufacturing
Novartis Institutes For Biomedical Research IncEmeryvillePharmaceutical Preparation Manufacturing
Pacira PharmaceuticalsSan DiegoPharmaceutical Preparation Manufacturing
Par PharmaceuticalIrvinePharmaceutical Preparation Manufacturing
Pliant Therapeutics Inc.South San FranciscoPharmaceutical Preparation Manufacturing

Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.

Where they are

  • San Diego: 200
  • South San Francisco: 57
  • Carlsbad: 36
  • Irvine: 28
  • Los Angeles: 27
  • San Jose: 25

By product code

  • Pharmaceutical Preparation Manufacturing (NAICS 325412): 32 of those shown
  • In-Vitro Diagnostic Substance Manufacturing (NAICS 325413): 5 of those shown
  • Biological Product (except Diagnostic) Manufacturing (NAICS 325414): 3 of those shown

All chemicals manufacturing in California: 4,424 facilities and Census job counts.