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

Plants in California5,050 FACILITIES

Facility	City	Employees	Status
Neucyte INC	Mountain View	—	● ACTIVE
Neurocrine Biosciences, INC.	San Diego	—	● ACTIVE
Next-ion Energy, INC	Yuba City	—	● ACTIVE
Nkgen Biotech INC	Santa Ana	—	● ACTIVE
NBNoodle & Boo, INC.	Los Gatos	—	● ACTIVE
Norchem CORP	Los Angeles	—	● ACTIVE
Nubratori, INC	Torrance	—	● ACTIVE
Nvigen, INC	Santa Clara	—	● ACTIVE
OBOlive Bio, LLC	Inglewood	—	● ACTIVE
OLOne Lambda, INC.	West Hills	—	● ACTIVE
Optic Clear Solutions LLC	Anaheim	—	● ACTIVE
Orca Biosystems, INC	Menlo Park	—	● ACTIVE
O-rings, INC.	Los Angeles	—	● ACTIVE
OTOryn Therapeutics, INC.	Redwood City	—	● ACTIVE
Oyc Americas INC	Vista	—	● ACTIVE
Pacific Pest Management INC	San Jose	—	● ACTIVE
Paramag INC	Davis	—	● ACTIVE
Pasa-jell, INC.	Laguna Beach	—	● ACTIVE
Pharmavite LLC	West Hills	—	● ACTIVE
Polycarbin INC	Richmond	—	● ACTIVE
Polymer Innovations, INC.	Vista	—	● ACTIVE
PCPower Clean 2000, INC.	Los Angeles	—	● ACTIVE
Praio, INC.	Emeryville	—	● ACTIVE
Prc-desoto International, INC.	Sylmar	—	● ACTIVE
Prime Nova Partners LLC	San Jose	—	● ACTIVE
Prowest Technologies INC	San Marcos	—	● ACTIVE
Psc Biotech Corporation	Pomona	—	● ACTIVE
Pure Bioscience, INC.	San Diego	—	● ACTIVE
QSQuidelortho Sales Company, LLC	San Diego	—	● ACTIVE
Remarkable Coatings LLC	Bakersfield	—	● ACTIVE
RTResurge Therapeutics INC.	San Jose	—	● ACTIVE
Reynolds Graphic Arts Corporation	El Cajon	—	● ACTIVE
Rezsun Technologies INC	El Cajon	—	● ACTIVE
Rhoic, INC.	Emeryville	—	● ACTIVE
Richard K Gould INC	West Sacramento	—	● ACTIVE
Robiome INC.	Berkeley	—	● ACTIVE
Roklin Systems, INC.	Ventura	—	● ACTIVE
Ronatec C2c INC	Oceanside	—	● ACTIVE
Sabine Henderson	Van Nuys	—	● ACTIVE
Sales & Service Incorporated, Southern California	Anaheim	—	● ACTIVE
Saplacor LLC	Palo Cedro	—	● ACTIVE
STSeaward Trading Company LLC	Ventura	—	● ACTIVE
Shepherd Dynamics LLC	Bakersfield	—	● ACTIVE
SISherwin Incorporated	South Gate	—	● ACTIVE
Sohm, INC	San Diego	—	● ACTIVE
Sound Matrix CORP	Irvine	—	● ACTIVE
Southwest Paint Products, INC.	Escondido	—	● ACTIVE
SBSpade Bros. Advanced Space Coating LLC	Westminster	—	● ACTIVE
SPSpecialty Polymers & Services, INC.	Santa Clarita	—	● ACTIVE
Stardust Spill Products, LLC	Irvine	—	● ACTIVE

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