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 |
|---|---|---|---|
| Hocking International Laboratories INC | Vista | — | UNVERIFIED |
| Hologic INC | San Diego | — | UNVERIFIED |
| Hologic, INC | San Diego | — | UNVERIFIED |
| Hologic, INC. | San Diego | — | UNVERIFIED |
| How Medical Apc | Encinitas | — | UNVERIFIED |
| Hs Supplies LLC | San Diego | — | UNVERIFIED |
| Hudson Technologies INC | Escondido | — | UNVERIFIED |
| Iconovir Bio INC | San Diego | — | UNVERIFIED |
| Illumina Way Sd | San Diego | — | UNVERIFIED |
| Immunicom INC. | San Diego | — | UNVERIFIED |
| Immunitybio, INC. | San Diego | — | UNVERIFIED |
| Implant Innovations LLC | Carlsbad | — | UNVERIFIED |
| Infixion Bioscience INC | San Diego | — | UNVERIFIED |
| Innominata Dba Genbio | San Diego | — | UNVERIFIED |
| Innopop INC | San Diego | — | UNVERIFIED |
| Innovative Alliance | Vista | — | UNVERIFIED |
| Innovo Therapeutics INC | San Diego | — | UNVERIFIED |
| Innovotherapeutics INC | San Diego | — | UNVERIFIED |
| Innovus Pharmaceuticals INC. | Oceanside | — | UNVERIFIED |
| Inovio Pharmaceuticals INC | San Diego | — | UNVERIFIED |
| Insmed INC | San Diego | — | UNVERIFIED |
| Invivoscribe Technolgies INC. | San Diego | — | UNVERIFIED |
| IriSys, LLC | San Diego | — | UNVERIFIED |
| IriSys, LLC | San Diego | — | UNVERIFIED |
| Isis Pharmaceuticals, INC | Carlsbad | — | UNVERIFIED |
| Isommune LLC | San Diego | — | UNVERIFIED |
| Jared Rice | Carlsbad | — | UNVERIFIED |
| J&d Laboratories INC | Vista | — | UNVERIFIED |
| Jecure Therapeutics | San Diego | — | UNVERIFIED |
| Jlabs | San Diego | — | UNVERIFIED |
| Jlabs Lab Suite 2c Precision Ibd | San Diego | — | UNVERIFIED |
| Johnson & Johnson Pharmaceutical R&d LLC | San Diego | — | UNVERIFIED |
| Judy and John Griffin | Lemon Grove | — | UNVERIFIED |
| K and K Laboratories INC | Carlsbad | — | UNVERIFIED |
| Kite, a Gilead Company | Oceanside | — | UNVERIFIED |
| La Jolla Biologics | San Diego | — | UNVERIFIED |
| La Jolla Pharmaceutical Company | San Diego | — | UNVERIFIED |
| La Jolla Shores Plaza, LLC | La Jolla | — | UNVERIFIED |
| La Maestra Family Clinic INC | San Diego | — | UNVERIFIED |
| La Maestra Family Clinic INC | El Cajon | — | UNVERIFIED |
| La Maestra Family Clinic INC | San Diego | — | UNVERIFIED |
| La Maestra Family Clinic INC | San Diego | — | UNVERIFIED |
| La Maestra Family Clinic INC | El Cajon | — | UNVERIFIED |
| La Maestra Family Clinic INC | San Diego | — | UNVERIFIED |
| Lassen Therapeutics 1 INC | San Diego | — | UNVERIFIED |
| Leucadia Valet | Encinitas | — | UNVERIFIED |
| Level Up Pharmaceuticals INC | San Diego | — | UNVERIFIED |
| Life Technologies | Carlsbad | — | UNVERIFIED |
| Locana INC | San Diego | — | UNVERIFIED |
| Luxvitae Therapeutics INC | San Diego | — | UNVERIFIED |
All chemical manufacturing nationwide · All manufacturing in California