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
CSCalifornia Sulphur Company	Wilmington	—	◐ LIKELY ACTIVE
CBCedars-sinai Biomanufacturing Center	West Hollywood	—	◐ LIKELY ACTIVE
CIChemicals, INC.	Fontana	—	◐ LIKELY ACTIVE
COChemours Oakley	Oakley	—	◐ LIKELY ACTIVE
CPClorox Products Manufacturing Company	Fairfield	—	◐ LIKELY ACTIVE
CLCosmetic Laboratories of America	Chatsworth	—	◐ LIKELY ACTIVE
CACustom Ag Formulators, INC	Fresno	—	◐ LIKELY ACTIVE
CMCustom Marble & Onyx	Modesto	—	◐ LIKELY ACTIVE
EFEarth Friendly Products	Cypress	100–499	◐ LIKELY ACTIVE
EEcowise	Santa Fe Springs	—	◐ LIKELY ACTIVE
ETEkc Technology Dupont Electronic and Imaging	Hayward	—	◐ LIKELY ACTIVE
EFElbow Farm Supply, INC.	Visalia	1–19	◐ LIKELY ACTIVE
EMEmd Millipore	Temecula	—	◐ LIKELY ACTIVE
EPEngineered Polymer Solutions INC	Los Angeles	—	◐ LIKELY ACTIVE
EPEngineered Polymer Solutions INC. D/b/a Valspar Coatings	Sacramento	—	◐ LIKELY ACTIVE
EPEnnis Paint INC	Bakersfield	—	◐ LIKELY ACTIVE
FKFinish Kare Products	South El Monte	—	◐ LIKELY ACTIVE
FFFive Flavors Herbs INC	Grass Valley	20–99	◐ LIKELY ACTIVE
FIFlexo-graphic INC	South El Monte	1–19	◐ LIKELY ACTIVE
GAGcp Applied Technologies INC	Los Angeles	—	◐ LIKELY ACTIVE
GIGenentech, INC	Vacaville	—	◐ LIKELY ACTIVE
GPGen Probe INC	San Diego	—	◐ LIKELY ACTIVE
GPGreen Products Company	Richmond	—	◐ LIKELY ACTIVE
GBGrifols Biologicals INC	Los Angeles	—	◐ LIKELY ACTIVE
GMGrow More INC	East Rancho Dominguez	—	◐ LIKELY ACTIVE
GPGs Polymers, INC.	Mira Loma	—	◐ LIKELY ACTIVE
HIHasa INC	Pittsburg	—	◐ LIKELY ACTIVE
HSHd Supply Facilities Maintenance LTD Mw020a	City of Industry	—	◐ LIKELY ACTIVE
HJH J Baker Bro INC	Wilmington	—	◐ LIKELY ACTIVE
HIHoneywell International INC Former Baron-blakeslee	Newark	—	◐ LIKELY ACTIVE
Hudson Technologies Company	Ontario	—	◐ LIKELY ACTIVE
IPIneos Polypropylene LLC	Carson	—	◐ LIKELY ACTIVE
ICInterplastic CORP	Hawthorne	—	◐ LIKELY ACTIVE
JPJohn Paul Mitchell Systems	Santa Clarita	100–499	◐ LIKELY ACTIVE
JSJ.r. Simplot Company	Lathrop	—	◐ LIKELY ACTIVE
JMJsr Micro INC	Sunnyvale	—	◐ LIKELY ACTIVE
KGKellogg Garden Products	Ontario	—	◐ LIKELY ACTIVE
KLKorben Labs LLC	Sacramento	20–99	◐ LIKELY ACTIVE
KKKwik Kleen	Pomona	—	◐ LIKELY ACTIVE
MTMatheson Tri-gas INC - Newark Branch	Newark	—	◐ LIKELY ACTIVE
MCMitsubishi Chemical Carbon Fiber&composi	Irvine	—	◐ LIKELY ACTIVE
MPModified Plastics INC	Santa Ana	—	◐ LIKELY ACTIVE
MLMoss Landing Commercial Park	Moss Landing	—	◐ LIKELY ACTIVE
MAMv Advanced INC Dba Marie Veronique	Berkeley	20–99	◐ LIKELY ACTIVE
NCNalco Champion-carson Plant 0111	Long Beach	—	◐ LIKELY ACTIVE
NINatren Inc.	Thousand oaks	20–99	◐ LIKELY ACTIVE
NTNew Technology Plastics	Westminster	20–99	◐ LIKELY ACTIVE
NPNikon Precision INC	Belmont	100–499	◐ LIKELY ACTIVE
NFNovel Farms INC	Berkeley	1–19	◐ LIKELY ACTIVE
NUNutriag USA LTD	Biola	—	◐ LIKELY ACTIVE

Search all 5,132 facilities