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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

Products made in California750 PRODUCTS

ProductSourceFacilities
Test, Methamphetamine, Employment And Insurance Testing, ExemptFederal registry3
Test, Methamphetamine, Over The CounterFederal registry3
Test, Propoxyphene, Over The CounterFederal registry3
Test Reagents For Ethyl AlcoholFederal registry3
Test System, Antineutrophil Cytoplasmic Antibodies (Anca)Federal registry3
Test, Tricyclic Antidepressants, Over The CounterFederal registry3
Transferrin, Antigen, Antiserum, ControlFederal registry3
Tubes, Vials, Systems, Serum Separators, Blood CollectionFederal registry3
Urease And Glutamic Dehydrogenase, Urea NitrogenFederal registry3
Accessories, Soft Lens ProductsFederal registry2
Acid, Folic, RadioimmunoassayFederal registry2
Additively Manufactured, Preformed, Resin Denture ToothFederal registry2
AdhesivesCompany website2
Alcohol Dehydrogenase, Specific Reagent For Ethanol Enzyme MethodFederal registry2
Alpha-1-Acid-Glycoprotein, Antigen, Antiserum, ControlFederal registry2
Alpha-1-Antitrypsin, Antigen, Antiserum, ControlFederal registry2
Alpha-1 Microglobulin, Antigen, Antiserum, ControlFederal registry2
Alpha-2-Macroglobulin, Antigen, Antiserum, ControlFederal registry2
Alpha-2-Macroglobulin, Rhodamine, Antigen, Antiserum, ControlFederal registry2
Alternate Controller Enabled Insulin Infusion PumpFederal registry2
Antibodies, GliadinFederal registry2
Antibody Igm, If, Epstein-Barr VirusFederal registry2
Antideoxyribonuclease, Streptococcus Spp.Federal registry2
Anti-Dna Antibody (Enzyme-Labeled), Antigen, ControlFederal registry2
Antigen, Antiserum, Control, Antithrombin IiiFederal registry2
Antimitochondrial Antibody, Indirect Immunofluorescent, Antigen, ControlFederal registry2
Anti-Ribosomal P AntibodiesFederal registry2
Anti-Rnp Antibody, Antigen And ControlFederal registry2
Antisera, All Groups, Streptococcus Spp.Federal registry2
Anti-Sm Antibody, Antigen And ControlFederal registry2
Antithrombin Iii QuantitationFederal registry2
Applicator, Absorbent Tipped, SterileFederal registry2
Applicator, EntFederal registry2
Assay, Direct, Nucleic Acid Amplification, Influenza VirusFederal registry2
Assayed External Control Material For Microbiology Nucleic Acid Amplification (Nat) AssaysFederal registry2
assaysCompany website2
Autoantibodies, Endomysial(Tissue Transglutaminase)Federal registry2
Automated Indirect Immunofluorescence Microscope And Software-Assisted System For Clinical UseFederal registry2
Automated Pipetting, Diluting And Specimen Processing Workstations For Flow Cytometric AnalysisFederal registry2
Bcr/Abl1 Monitoring TestFederal registry2
Biosensor, Immunoassay, MyoglobinFederal registry2
Bromcresol Green Dye-Binding, AlbuminFederal registry2
Brush, Dermabrasion, PoweredFederal registry2
Calculator/Data Processing Module, For Clinical UseFederal registry2
Calprotectin, FecalFederal registry2
Cardiac C-Reactive Protein, Antigen, Antiserum, And ControlFederal registry2
C. Difficile Nucleic Acid Amplification Test AssayFederal registry2
Ceruloplasmin, Antigen, Antiserum, ControlFederal registry2
Cleanser, Denture, Over The CounterFederal registry2
Colorimetry, AcetaminophenFederal registry2

Search all 5,050 facilities

All chemical manufacturing nationwide · All manufacturing in California