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
Plants in California572 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| Advanced Targeting Systems | San Diego | — | UNVERIFIED |
| Advanced Targeting Systems INC | Carlsbad | — | UNVERIFIED |
| Advy US INC | Carlsbad | — | UNVERIFIED |
| Aegis Life INC. | San Diego | — | UNVERIFIED |
| Aequor INC | San Diego | — | UNVERIFIED |
| Aequor INC | San Diego | — | UNVERIFIED |
| Aequor INC | San Diego | — | UNVERIFIED |
| Aequor INC | San Diego | — | UNVERIFIED |
| Affymetrix, INC. | San Diego | — | UNVERIFIED |
| Agilent Technologies | San Diego | — | UNVERIFIED |
| Agri Service INC | San Diego | — | UNVERIFIED |
| Agri Service INC | Oceanside | — | UNVERIFIED |
| Ag Scientific Holdings LLC | San Diego | — | UNVERIFIED |
| Aids Healthcare Foundation Dba Ahf Pharmacy | San Diego | — | UNVERIFIED |
| Aim Rx INC | San Diego | — | UNVERIFIED |
| Air Products and Chemicals INC ~ San Diego. | San Diego | — | UNVERIFIED |
| Ajinomoto Althea | San Diego | — | UNVERIFIED |
| Alan Laboratories INC | San Diego | — | UNVERIFIED |
| Alan Laboratories INC | San Diego | — | UNVERIFIED |
| Allegro 3d INC | San Diego | — | UNVERIFIED |
| Allele Biotechnology & Pharmaceuticals | San Diego | — | UNVERIFIED |
| All One God Fatih INC Dba Dr Bronner's | Vista | — | UNVERIFIED |
| Althea Technologies INC | San Diego | — | UNVERIFIED |
| Am Chemicals LLC | Vista | — | UNVERIFIED |
| Am Chemicals LLC | Oceanside | — | UNVERIFIED |
| American Lithium Energy | Vista | — | UNVERIFIED |
| Amprion INC | San Diego | — | UNVERIFIED |
| Anyg Labs INC Dba Anyg Bio | San Diego | — | UNVERIFIED |
| Aqua Exchange LLC | Vista | — | UNVERIFIED |
| Argonaut Manufacturing Services | Carlsbad | — | UNVERIFIED |
| Argonaut Manufacturing Services | Carlsbad | — | UNVERIFIED |
| Argonaut Manufacturing Services INC | Carlsbad | — | UNVERIFIED |
| Argonaut Mfg (loker) | Carlsbad | — | UNVERIFIED |
| Arima Genomics INC. | Carlsbad | — | UNVERIFIED |
| Arnatar Therapeutics | San Diego | — | UNVERIFIED |
| Arteriocyte Medical Systems INC | Carlsbad | — | UNVERIFIED |
| Ascentx Medical INC | San Diego | — | UNVERIFIED |
| Astute Medical INC | San Diego | — | UNVERIFIED |
| Atyr Pharma INC | San Diego | — | UNVERIFIED |
| Axispharm | San Diego | — | UNVERIFIED |
| Axispharm | San Diego | — | UNVERIFIED |
| Bahne & CO | Encinitas | — | UNVERIFIED |
| Basilard Biotech INC | San Diego | — | UNVERIFIED |
| Beacon Discovery INC | San Diego | — | UNVERIFIED |
| Bellatrix Pharmaceutical INC | San Diego | — | UNVERIFIED |
| Bellatrix Pharmaceuticals INC | San Diego | — | UNVERIFIED |
| Beloteca INC | San Diego | — | UNVERIFIED |
| Biological Dynamics, INC | San Diego | — | UNVERIFIED |
| Biosapien | Carlsbad | — | UNVERIFIED |
| Biotheryx INC | San Diego | — | UNVERIFIED |
All chemical manufacturing nationwide · All manufacturing in California