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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
Microgenics CorporationFremont— UNVERIFIED
Minutia INC Bakar LabsBerkeley— UNVERIFIED
Mossrock INCOakland— UNVERIFIED
Mv Advanced INC Dba Marie VeroniqueBerkeley— UNVERIFIED
Mycoworks INCEmeryville— UNVERIFIED
Nanogram Devices CorporationFremont— UNVERIFIED
Nemat International INCUnion City— UNVERIFIED
Neopoxy International, INC.Hayward— UNVERIFIED
Nextgen Jane INCOakland— UNVERIFIED
Nitricity FremontFremont— UNVERIFIED
Novartis Vaccines and DiagnostEmeryville— UNVERIFIED
Novartis Vaccines and DiagnosticsEmeryville— UNVERIFIED
Novel Farms INCBerkeley— UNVERIFIED
Novo Nordisk Rcs INCFremont— UNVERIFIED
Nug LabOakland— UNVERIFIED
Ology Bioservices INC.Alameda— UNVERIFIED
Ology Bioservices INCBerkeley— UNVERIFIED
Pacific West Chemical CORPBerkeley— UNVERIFIED
Pdl Biopharma,incFremont— UNVERIFIED
Penta Biotechnology INCUnion City— UNVERIFIED
Perfect ReflectionsHayward— UNVERIFIED
Petnet SolutionsHayward— UNVERIFIED
Phoenix Biosystems INCPleasanton— UNVERIFIED
Pioneer Hi-bred InternationalHayward— UNVERIFIED
Planet Biotechnology INCHayward— UNVERIFIED
Planter Technology INCHayward— UNVERIFIED
Plasmatreat Usa, INCHayward— UNVERIFIED
Pro Colorflex Ink CorporationSan Leandro— UNVERIFIED
Protein Design Labs Bldg aFremont— UNVERIFIED
Prozyme, INCHayward— UNVERIFIED
P & S SalesHayward— UNVERIFIED
Puretergent, INC.Oakland— UNVERIFIED
Recarbon INC - FremontFremont— UNVERIFIED
Reddy Venture INC Dba Kahlers WerkstatDublin— UNVERIFIED
Revel Technologies INCSan Leandro— UNVERIFIED
R&g Northern California Enterprises INC Dba Digital Paper SourceHayward— UNVERIFIED
Rodan and Fields Beauty LLCBerkeley— UNVERIFIED
Rubberrock INCOakland— UNVERIFIED
S2 GenomicsLivermore— UNVERIFIED
Safetraces INCPleasanton— UNVERIFIED
Sampling Human INCBerkeley— UNVERIFIED
Sandhu Products, Inc.Livermore— UNVERIFIED
Sandstone DiagnosticsPleasanton— UNVERIFIED
Sanitation Process Control LLCHayward— UNVERIFIED
Senti BiosciencesAlameda— UNVERIFIED
Sff 1650 Street LLCEmeryville— UNVERIFIED
Sg Scientific Dba Peridot LabsOakland— UNVERIFIED
Shaklee CorporationPleasanton— UNVERIFIED
Shea La' Nae Naturals L.l.c.San Leandro— UNVERIFIED
Sherwin-williams COEmeryville— UNVERIFIED

Search all 5,050 facilities

All chemical manufacturing nationwide · All manufacturing in California