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 California472 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| Probert Engineering INC | La Habra | — | UNVERIFIED |
| Protab Laboratories | Rancho Santa Margarita | — | UNVERIFIED |
| Providence Home Infusion Orange County | Anaheim | — | UNVERIFIED |
| Public Health Laboratory | Irvine | — | UNVERIFIED |
| Pura D'or | Garden Grove | — | UNVERIFIED |
| Purequosa | San Clemente | — | UNVERIFIED |
| Pure Source Solutions INC | Costa Mesa | — | UNVERIFIED |
| Ramtec Associates INC Dba Con-tech Plastics | Brea | — | UNVERIFIED |
| R.d. Abbott CO. INC. | Garden Grove | — | UNVERIFIED |
| Regenecare | Huntington Beach | — | UNVERIFIED |
| Remy Biosciences INC | Santa Ana | — | UNVERIFIED |
| Renew Enterprises | Stanton | — | UNVERIFIED |
| Richwood Surface Technologies INC. | Westminster | — | UNVERIFIED |
| R K Fabrication | Anaheim | — | UNVERIFIED |
| Rls (usa) INC | Fruitland | — | UNVERIFIED |
| Robinson Pharma, INC. | Santa Ana | — | UNVERIFIED |
| Robinson Pharma INC. - Harbor 2 | Santa Ana | — | UNVERIFIED |
| Saint-gobain Ceramic Materials / Innovative Organics | Anaheim | — | UNVERIFIED |
| Sambrosa Care INC | Tustin | — | UNVERIFIED |
| Sanitor Corporation | Stanton | — | UNVERIFIED |
| Scientific Chem INC | Huntington Beach | — | UNVERIFIED |
| Sdc Technologies INC. | Rancho Santa Margari | — | UNVERIFIED |
| Sd Medical System INC | Irvine | — | UNVERIFIED |
| Sdp | Irvine | — | UNVERIFIED |
| Sdp Dba Empireworks | Irvine | — | UNVERIFIED |
| Seaview Enterprises LLC Dba Medsourcerx | Los Alamitos | — | UNVERIFIED |
| Senegence International | Foothill Ranch | — | UNVERIFIED |
| Seres Therapeutics | Tustin | — | UNVERIFIED |
| Simpli Brand Company | Mission Viejo | — | UNVERIFIED |
| Smart Solutions | Buena Park | — | UNVERIFIED |
| Sm Biochemicals LLC | Anaheim | — | UNVERIFIED |
| Solid Energies INC | Anaheim | — | UNVERIFIED |
| Sprint Ray Oc | Westminster | — | UNVERIFIED |
| Standard Homeopathic Company | Garden Grove | — | UNVERIFIED |
| Starbuzz Tobacco INC | Foothill Ranch | — | UNVERIFIED |
| Statewide Safety Systems | Santa Ana | — | UNVERIFIED |
| Stop Look Plastics | La Habra | — | UNVERIFIED |
| Surraj Plastic Co. | Garden Grove | — | UNVERIFIED |
| Swisher Hygiene | Santa Ana | — | UNVERIFIED |
| Sw Ventures, LLC | Costa Mesa | — | UNVERIFIED |
| Tammy Taylor Nails | Santa Ana | — | UNVERIFIED |
| Tapestry | Costa Mesa | — | UNVERIFIED |
| The Goodwin Ammonia Company/goodwin Company | Garden Grove | — | UNVERIFIED |
| The Sisquoc Healthcare Corporation | Newport Beach | — | UNVERIFIED |
| Thirty One Labs | Costa Mesa | — | UNVERIFIED |
| Tibbet's Newport Corporation Dba Tibbet's Paint | Santa Ana | — | UNVERIFIED |
| Tierra Verde Industries | San Juan Capistrano | — | UNVERIFIED |
| Tomlinson Management, INC. | Brea | — | UNVERIFIED |
| Toronto Way Partners | Costa Mesa | — | UNVERIFIED |
| Trabuco Canyon Waterdistrict | Lake Forest | — | UNVERIFIED |
All chemical manufacturing nationwide · All manufacturing in California