Chemical Manufacturing in California

NAICS 325 · CA

The Chemical Manufacturing industry in California has 2,528 establishments, according to the Bureau of Labor Statistics. This register lists 5,132 facilities in California. The AOC LLC facility in Perris employs 1,860 people, according to 2025 data.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in California1,637 FACILITIES

Listing 1,637 of 5,132: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Employees	Status
280 Earth, INC.	Palo Alto	1–19	● ACTIVE
Acon Laboratories, INC.	San Diego	—	● ACTIVE
Aemetis Advanced Fuels Keyes, INC.	Ceres	—	● ACTIVE
Allblack Co., INC.	Whittier	20–99	● ACTIVE
ALAllure Labs, INC.	Hayward	100–499	● ACTIVE
American Polymers CORP.	Santa Fe Springs	—	● ACTIVE
Anaerobe Systems	Morgan Hill	—	● ACTIVE
Andpak, INC	Morgan Hill	—	● ACTIVE
Antibodies Incorporated	Davis	—	● ACTIVE
Arcutis Biotherapeutics, INC.	Westlake Village	100–499	● ACTIVE
Argonaut Manufacturing Services, INC.	Carlsbad	100–499	● ACTIVE
ADArk Diagnostics, INC.	Fremont	—	● ACTIVE
Axiom Materials, INC.	Santa Ana	100–499	● ACTIVE
BBBeta Bionics	Irvine	100–499	● ACTIVE
Biocare Medical LLC	Pacheco	—	● ACTIVE
Biolog, INC.	Hayward	20–99	● ACTIVE
Bio Sb, INC.	Santa Barbara	20–99	● ACTIVE
Bjb Enterprises INC	Tustin	—	● ACTIVE
Bondline Electronic Adhesive Corporation	Sunnyvale	—	● ACTIVE
Bowlus Road Chief LLC	Oxnard	1–19	● ACTIVE
California Organic Fertilizers INC	Hanford	1–19	● ACTIVE
Canary Renewables CORP.	Stockton	1–19	● ACTIVE
Cemcoat INC	Los Angeles	1–19	● ACTIVE
CCepheid	Sunnyvale	—	● ACTIVE
Clorox CO	Oakland	500+	● ACTIVE
CECosmetic Enterprises, LTD.	Pacoima	1–19	● ACTIVE
Cpi International	Santa Rosa	1–19	● ACTIVE
C S Bio CO	Menlo Park	—	● ACTIVE
CBCtk Biotech, INC.	Poway	—	● ACTIVE
Denali Therapeutics INC.	South San Francisco	100–499	● ACTIVE
Dendreon Pharmaceuticals LLC	Seal Beach	100–499	● ACTIVE
Devoll Rubber Manufacturing Group, INC.	Victorville	1–19	● ACTIVE
Dexcom, INC.	San Diego	—	● ACTIVE
Dinsmore & Associates, LLC	Irvine	20–99	● ACTIVE
Dlc Laboratories, INC.	Paramount	20–99	● ACTIVE
Eckert & Ziegler Isotope Products, INC.	Valencia	20–99	● ACTIVE
Enable Biosciences INC	South San Francisco	1–19	● ACTIVE
Epmar Corporation	Whittier	20–99	● ACTIVE
Exelixis, INC.	Alameda	500+	● ACTIVE
Garratt-callahan Company	Burlingame	—	● ACTIVE
Gfp Ethanol, LLC	Pixley	20–99	● ACTIVE
Grifols Diagnostic Solutions INC.	Emeryville	—	● ACTIVE
GSG S Cosmeceutical USA INC	Livermore	100–499	● ACTIVE
G.s. Polymers, INC.	Jurupa Valley	20–99	● ACTIVE
HDHardy Diagnostics	Santa Maria	—	● ACTIVE
HIHasa Inc.- Saugus	Saugus	100–499	● ACTIVE
Hemostat Laboratories, INC.	Dixon	20–99	● ACTIVE
Henkel US Operations Corporation	Bay Point	100–499	● ACTIVE
Innovacyn, INC.	Rialto	20–99	● ACTIVE
International Coatings Co, INC	Cerritos	20–99	● ACTIVE

Search all 5,132 facilities