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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

Products made in California750 PRODUCTS

ProductSourceFacilities
Colorimetry, SalicylateFederal registry2
Complement C3, Antigen, Antiserum, ControlFederal registry2
Complement C4, Antigen, Antiserum, ControlFederal registry2
Conductivity Rate, Urea NitrogenFederal registry2
Container, Specimen Mailer And Storage, Non-SterileFederal registry2
Continuous Glucose Monitor Retrospective Data Analysis SoftwareFederal registry2
Continuous Glucose Monitor Secondary DisplayFederal registry2
Control, HemoglobinFederal registry2
Counter, Cell, Automated (Particle Counter)Federal registry2
Counter, Differential CellFederal registry2
Covid-19 Multi-Analyte Antigen DeviceFederal registry2
Crown And Bridge, Temporary, ResinFederal registry2
Culture Media, Anaerobic TransportFederal registry2
Culture Media, EnrichedFederal registry2
Culture Media, General Nutrient BrothFederal registry2
Culture Media, Non-Propagating TransportFederal registry2
Culture Media, Non-Selective And DifferentialFederal registry2
Culture Media, Selective And DifferentialFederal registry2
Culture Media, Selective And Non-DifferentialFederal registry2
Denture, Plastic, TeethFederal registry2
Dermal Cooling Pack/Vacuum/MassagerFederal registry2
DetergentFederal registry2
Device, General Purpose, Microbiology, DiagnosticFederal registry2
Devices Detecting Influenza A, B, And C Virus AntigensFederal registry2
Devices, Measure, Antibodies To Glomerular Basement Membrane (Gbm)Federal registry2
Diluent, Blood CellFederal registry2
Discs, Strips And Reagents, Microorganism DifferentiationFederal registry2
Drug-Eluting Sinus StentFederal registry2
Elastomer, Silicone, For Scar ManagementFederal registry2
Electrode, Ion Specific, CalciumFederal registry2
Electrode, Ion Specific, Urea NitrogenFederal registry2
Enzymatic Method, Alcohol Dehydrogenase, UltravioletFederal registry2
Enzymatic Method, BilirubinFederal registry2
Enzyme Immunoassay, CarbamazepineFederal registry2
Enzyme Immunoassay, DiphenylhydantoinFederal registry2
Enzyme Immunoassay, Nicotine And Nicotine MetabolitesFederal registry2
Enzyme Immunoassay, PhenobarbitalFederal registry2
Enzyme Immunoassay, TheophyllineFederal registry2
Enzyme Immunoassay, Valproic AcidFederal registry2
Enzyme Linked Immunoabsorbent Assay, CytomegalovirusFederal registry2
Enzyme Linked Immunoabsorbent Assay, RotavirusFederal registry2
Enzyme Linked Immunoabsorbent Assay, Toxoplasma GondiiFederal registry2
Enzyme Linked Immunosorbent Assay, Herpes Simplex Virus, Hsv-2Federal registry2
Factor B, Antigen, Antiserum, ControlFederal registry2
Ferrozine (Colorimetric) Iron Binding CapacityFederal registry2
Fibrin Split ProductsFederal registry2
Filler, Bone Void, Calcium CompoundFederal registry2
Filler, Bone Void, Osteoinduction (W/O Human Growth Factor)Federal registry2
Floss, DentalFederal registry2
Fluorescent Immunoassay GentamicinFederal registry2

Search all 5,050 facilities

All chemical manufacturing nationwide · All manufacturing in California