FactoryRegistry
Claim a page

Chemical Manufacturing in California

NAICS 325 · CA

California is home to Chemical Manufacturing, an industry with 2,584 establishments counted by the Bureau of Labor Statistics in 2024. The register lists 5,050 facilities in California as of 2026, with 5 new facilities first seen this year. BIOMARIN PHARMACEUTICAL in Novato had 2,086 employees in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines

Biggest counties

Los Angeles1,179San Diego572Orange472Alameda407Santa Clara287San Bernardino271San Mateo266Riverside159

Biggest cities

Plants in California407 FACILITIES

FacilityCityEmployeesStatus
Novabay PharmaceuticalsEmeryville— LIKELY ACTIVE
Revance Therapeutics INCNewark— LIKELY ACTIVE
Scargo LabsOakland— LIKELY ACTIVE
Zeltiq Aesthetics INCDublin— LIKELY ACTIVE
Auto-chlor System of OaklandOakland— LIKELY ACTIVE
Bayer Healthcare PharmaceuticalsBerkeley— LIKELY ACTIVE
Honeywell International INC Former Baron-blakesleeNewark— LIKELY ACTIVE
Matheson Tri-gas INC - Newark BranchNewark— LIKELY ACTIVE
Novartis Institutes for Biomedical Research INCEmeryville— LIKELY ACTIVE
Oatey CONewark— LIKELY ACTIVE
Abbott Diabetes Care INC (cupa)Alameda— UNVERIFIED
Alco Iron & MetalSan Leandro— UNVERIFIED
Apex SolutionsOakland— UNVERIFIED
Arcus BiosciencesHayward— UNVERIFIED
Arris Composites INCBerkeley— UNVERIFIED
Ashland Chemical CONewark— UNVERIFIED
Bioneer INCAlameda— UNVERIFIED
C3 Nano INCHayward— UNVERIFIED
Crown ManufacturingNewark— UNVERIFIED
Dsm Biomedical INCBerkeley— UNVERIFIED
Engineered Polymer Solutions INC. D/b/a Valspar CoatingsHayward— UNVERIFIED
Fmc CorporationNewark— UNVERIFIED
Halio, INC.Hayward— UNVERIFIED
Hexion Specialtiy Chemicals INC - FremontFremont— UNVERIFIED
Impax Laboratories INCHayward— UNVERIFIED
Impax Pharmaceuticals Bldg 2Hayward— UNVERIFIED
Jones-hamilton CompanyNewark— UNVERIFIED
Novartis Vaccines and Diagnostics Bay CenterEmeryville— UNVERIFIED
Pacific Coast Chemicals CompanyBerkeley— UNVERIFIED
Precision Technical CoatingsBerkeley— UNVERIFIED
Resin Designs LLCNewark— UNVERIFIED
Royal Chemical Company C/o Univar SolutionsHayward— UNVERIFIED
Safety-kleen Systems INCOakland— UNVERIFIED
Skasol INCOakland— UNVERIFIED
The Clorox CompanyPleasanton— UNVERIFIED
Triangle Coatings, INCSan Leandro— UNVERIFIED
US Ink a Division of Sun ChemiSan Leandro— UNVERIFIED
Abbott Diabetes Care Sales CORPAlameda— LIKELY ACTIVE
Agenus West, LLCEmeryville20–99 LIKELY ACTIVE
Air Liquide Advanced Materials - Fremont FacilityFremont100–499 LIKELY ACTIVE
AlbanyAlbany20–99 LIKELY ACTIVE
Allogene TherapeuticsNewark20–99 LIKELY ACTIVE
American Air Liquide, INC.Fremont— LIKELY ACTIVE
Apstem Therapeutics INCFremont— LIKELY ACTIVE
Berkeley, CABerkeley500+ LIKELY ACTIVE
Biochain Institute, INC.Newark— LIKELY ACTIVE
CAPS FremontFremont20–99 LIKELY ACTIVE
Cellbio Scientific, LLCNewark— LIKELY ACTIVE
Clarica Genomics, INC.Livermore— LIKELY ACTIVE
EKC Technology - Hayward BarringtonHayward20–99 LIKELY ACTIVE

Search all 5,050 facilities

All chemical manufacturing nationwide · All manufacturing in California