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
Eteco, INC.	Santa Ana	—	● ACTIVE
Gecko Materials, Pbc	Campbell	—	● ACTIVE
GBGemini Bioproducts LLC	West Sacramento	—	● ACTIVE
GIGenentech INC	South San Francisco	—	● ACTIVE
Gentegra LLC	Pleasanton	—	● ACTIVE
Gfp Ethanol, LLC	Pixley	20–99	● ACTIVE
GSGolden State Medical Supply, INC.	Camarillo	100–499	● ACTIVE
Harris Industrial Gases	Citrus Heights	—	● ACTIVE
Haztech Systems, INC.	Mariposa	—	● ACTIVE
Heirloom Carbon Technologies, INC.	Brisbane	—	● ACTIVE
Hemostat Laboratories, INC.	Dixon	—	● ACTIVE
Huntsman Advanced Materials Americas LLC	Los Angeles	—	● ACTIVE
Ihealth Labs INC.	Sunnyvale	—	● ACTIVE
Ihealth Manufacturing INC	Irwindale	—	● ACTIVE
Inflammatix, INC.	Sunnyvale	—	● ACTIVE
Innovative Coatings Technology Corporation	Mojave	—	● ACTIVE
Integral Products, INC.	Harbor City	—	● ACTIVE
Ionis Pharmaceuticals, INC.	Carlsbad	500+	● ACTIVE
Jaymor Enterprises, INC.	Clovis	—	● ACTIVE
Kaneka Aerospace LLC	Benicia	—	● ACTIVE
Kirkhill, INC.	Brea	—	● ACTIVE
List Biological Laboratories, INC.	Campbell	—	● ACTIVE
Lumiquick Diagnostics, INC.	Santa Clara	—	● ACTIVE
Lyten, INC.	San Jose	—	● ACTIVE
Mcguff Pharmaceuticals, INC	Santa Ana	—	● ACTIVE
Medical Chemical Corporation	Torrance	—	● ACTIVE
Miltenyi Biotec, INC.	Auburn	—	● ACTIVE
More Diagnostics INC	Los Osos	—	● ACTIVE
Mv Advanced, INC	Berkeley	—	● ACTIVE
Nittobo America INC.	Murrieta	—	● ACTIVE
NTNusil Technology LLC	Carpinteria	—	● ACTIVE
Nycote Laboratories Corporation	Santa Clarita	—	● ACTIVE
Osang LLC	South Pasadena	—	● ACTIVE
Osel, INC.	Mountain View	—	● ACTIVE
Pacific Scientific Energetic Materials Company (california Llc)	Hollister	—	● ACTIVE
Paint-chem INC.	Los Angeles	—	● ACTIVE
Palogen, INC.	Fremont	—	● ACTIVE
Patz Materials and Technologies LLC	Benicia	—	● ACTIVE
Percusense, INC	Valencia	—	● ACTIVE
Performance Engineered Products INC	Pomona	—	● ACTIVE
Perimeter Solutions LP	Rancho Cucamonga	—	● ACTIVE
Phase Diagnositics, INC.	Garden Grove	—	● ACTIVE
PUPiercan Usa, INC	San Marcos	—	● ACTIVE
Polymer Concepts Technologies Pby, INC.	Apple Valley	—	● ACTIVE
Prc-desoto International, INC	Burbank	—	● ACTIVE
Product Slingshot INC	Carlsbad	—	● ACTIVE
Prolacta Bioscience, INC	City of Industry	—	● ACTIVE
Protab Laboratories	Foothill Ranch	—	● ACTIVE
PBPylum Biosciences, INC.	San Carlos	—	● ACTIVE
QCQuidelOrtho Cardiovascular	San Diego	500+	● ACTIVE

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