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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
System, Test, Her-2/Neu, IhcFederal registry1
System, Test, Immunological, Antigen, TumorFederal registry1
System, Test, OxalateFederal registry1
System, Test, Radioallergosorbent (Rast) ImmunologicalFederal registry1
System, Test, Radioallergosorbent (Rast) Immunological, Exempt AllergensFederal registry1
System, Test, Sodium, Enzymatic MethodFederal registry1
System, Test, ThyroglobulinFederal registry1
System, Test, Thyroid AutoantibodyFederal registry1
System, Test, Tumor Marker, For Detection Of Bladder CancerFederal registry1
System, Test, Tumor Marker, Monitoring, BladderFederal registry1
Tape And Bandage, AdhesiveFederal registry1
Teeth, Artificial, Backing And FacingFederal registry1
TemplateFederal registry1
Test 5, 10-Methylenetetrahydrofolate Reductase Mutations, Genomic Dna PcrFederal registry1
Test, Alpha Fetoprotein L3 Subfraction (Afp-L3%), For Hepatocellular Carcinoma Risk AssessmentFederal registry1
Test, Codeine, Employment And Insurance Testing, ExemptFederal registry1
Test, Cystatin CFederal registry1
Test, Epithelial Ovarian Tumor-Associated Antigen (Ca125)Federal registry1
Test, FibrinogenFederal registry1
Test, Follicle Stimulating Hormone (Fsh), Over The CounterFederal registry1
Test, Hepatitis B (B Antigen, B Surface Antigen, Be Antigen)Federal registry1
Test, Leukocyte TypingFederal registry1
Test, Methaqualone, Employment And Insurance Testing, ExemptFederal registry1
Test, Morphine, Employment And Insurance Testing, ExemptFederal registry1
Test, Nitrite, Urinary, Non-Quantitative, Over The CounterFederal registry1
Test, Phencyclidine (Pcp), Over The CounterFederal registry1
Test, Propoxyphene, Employment And Insurance Testing, ExemptFederal registry1
Test, Prostate Specific Antigen, Free, (Noncomplexed) To Distinguish Prostate Cancer From Benign ConditionsFederal registry1
Test, System, Immunoassay, Lipoprotein-Associated Phospholipase A2Federal registry1
Test, System, Potassium, Enzymatic MethodFederal registry1
Test, Time, ProthrombinFederal registry1
Test, Urine LeukocyteFederal registry1
Tetraphenyl Borate, Colorimetry, PotassiumFederal registry1
Thin Layer Chromatography, BarbiturateFederal registry1
Thin Layer Chromatography, MorphineFederal registry1
Thin Layer Chromatography, PropoxypheneFederal registry1
Thin Layer Chromatography, Tricyclic Antidepressant DrugsFederal registry1
Tissue Expander And AccessoriesFederal registry1
Toothbrush, PoweredFederal registry1
TrabeculotomeFederal registry1
Trichomonas Vaginalis Nucleic Acid Amplification Test SystemFederal registry1
Tube, Tracheal (W/Wo Connector)Federal registry1
Unit, Oral IrrigationFederal registry1
Urinary Homocystine (Nonquantitative) Test SystemFederal registry1
Urine Collection Kit (Excludes Hiv Testing)Federal registry1
Vaginitis And Bacterial Vaginosis Nucleic Acid Detection SystemFederal registry1
Vibrator, TherapeuticFederal registry1
Vitamin K Epoxide Reductase Complex Subunit One (Vkorc1) Genotyping SystemFederal registry1
Voriconazole Test SystemFederal registry1
Wound Dressing With Animal-Derived Material(S)Federal registry1

Search all 5,050 facilities

All chemical manufacturing nationwide · All manufacturing in California