| BPBehr Process CORP | Santa Ana | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CGCallaway Golf CO | Carlsbad | CA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| DLDe Laval Manufacturing | Turlock | CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
Kurita America | Santa Fe Springs | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| LILevlad INC. | Chatsworth | CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| TITrichromatic-west, INC | Commerce | CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| ANAcp Noxtat, INC. | Santa Ana | CA | Chemical Manufacturing325211 | 1-19 | ◇ UNVERIFIED |
| AFArmstrong Flooring INC | South Gate | CA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| APAstc Polymers INC | Santa Ana | CA | Chemical Manufacturing325211 | 1-19 | ◇ UNVERIFIED |
| BIBrizon INC | Escondido | CA | Chemical Manufacturing325998 | 1-19 | ◇ UNVERIFIED |
| CPCal Pac Chemical CO INC | Huntington Park | CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| CCConcrete Chemicals | San Carlos | CA | Chemical Manufacturing325998 | 1-19 | ◇ UNVERIFIED |
| CGCosmetic Group USA INC | Sun Valley | CA | Chemical Manufacturing325611 | 100-499 | ◇ UNVERIFIED |
| CPCure Pharmaceutical | Oxnard | CA | Chemical Manufacturing325411 | 20-99 | ◇ UNVERIFIED |
| GCGabels Cosmetics | Los Angeles | CA | Chemical Manufacturing325620 | 1-19 | ◇ UNVERIFIED |
| ICImperial Custom Cabinets INC | Lemon Grove | CA | Chemical Manufacturing325510 | 1-19 | ◇ UNVERIFIED |
| JLJ & L Custom Plastic Extrusions INC | South El Monte | CA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| KLKim Laube & Company INC | Oxnard | CA | Chemical Manufacturing325620 | 20-99 | ◇ UNVERIFIED |
| MMMalbert & Mitchell Grinding Services INC | La Habra | CA | Chemical Manufacturing325998 | 1-19 | ◇ UNVERIFIED |
| MCMask-off Company, INC | Monrovia | CA | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| MIMateria, INC. | Pasadena | CA | Chemical Manufacturing325199 | 20-99 | ◇ UNVERIFIED |
| OCOrange County Powdercoating Co.,inc. | Orange | CA | Chemical Manufacturing325510 | 1-19 | ◇ UNVERIFIED |
| PSPro-chem Specialty Products | National City | CA | Chemical Manufacturing325611 | 1-19 | ◇ UNVERIFIED |
| RMRoche Molecular Systems INC | Santa Clara | CA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| RGRoyal Gold LLC | Arcata | CA | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| SLSpongelle LLC | Inglewood | CA | Chemical Manufacturing325611 | 20-99 | ◇ UNVERIFIED |
| VPVisions Paint Recycling INC | Sacramento | CA | Chemical Manufacturing325510 | 20-99 | ◇ UNVERIFIED |
| 3D3m Drug Delivery Systems | Northridge | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| 3G3m - Garden Grove | Garden Grove | CA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| ARAbba Roller LLC | Ontario | CA | Chemical Manufacturing325212 | — | ◇ UNVERIFIED |
| ADAbbott Diabetes Care INC (cupa) | Alameda | CA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| AIAbbott Ibis | Carlsbad | CA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| ALAblestik Laboratories | Compton | CA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| AAbzena | San Diego | CA | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| ACAcheson Colloids Company | Ontario | CA | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| ACAcrylatex Coatings and Recycling INC | Azusa | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| AIAdonis INC | Corona | CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| AMAdvanced Medicine INC | South San Francisco | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
Advanced Packaging & Products | Gardena | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| ALAir Liquide CORP | Etiwanda | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Rowland Heights | CA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| APAir Products, Sacramento | Sacramento | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| ANAkzo Nobel Coating | Orange | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| AIAlco Iron & Metal | San Leandro | CA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| ADAlfco - Division of Home Care Ind. INC. | Carpinteria | CA | Chemical Manufacturing325212 | — | ◇ UNVERIFIED |
| ATAll Tex Ink | La Mirada | CA | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| AIAltawood INC | Upland | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| ACAlza CORP - Evra Site | Redwood City | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| ACAlza Corporation | Palo Alto | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| ACAlza CORP Subsidiary of Johnson & Johnson | Vacaville | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |