| 3G3m - Garden Grove | Garden Grove | — | ◇ UNVERIFIED |
| ARAbba Roller LLC | Ontario | — | ◇ UNVERIFIED |
| ADAbbott Diabetes Care INC (cupa) | Alameda | — | ◇ UNVERIFIED |
| AIAbbott Ibis | Carlsbad | — | ◇ UNVERIFIED |
| AAbzena | San Diego | — | ◇ UNVERIFIED |
| APAccella Polyurethane Systems LLC | Rancho Cucamonga | — | ◇ UNVERIFIED |
| ACAcheson Colloids Company | Ontario | — | ◇ UNVERIFIED |
| ANAcp Noxtat, INC. | Santa Ana | — | ◇ UNVERIFIED |
| ACAcrylatex Coatings and Recycling INC | Azusa | — | ◇ UNVERIFIED |
| AIAdonis INC | Corona | — | ◇ UNVERIFIED |
| AMAdvanced Medicine INC | South San Francisco | — | ◇ UNVERIFIED |
 Advanced Packaging & Products | Gardena | — | ◇ UNVERIFIED |
| A6Agilent - 6392 Via Real | Carpinteria | — | ◇ UNVERIFIED |
| ALAir Liquide CORP | Etiwanda | — | ◇ UNVERIFIED |
| APAir Products Polymers LP | Rowland Heights | — | ◇ UNVERIFIED |
| APAir Products, Sacramento | Sacramento | — | ◇ UNVERIFIED |
| APAir Products West Coast Hydrogen LLC - Torrance | Torrance | — | ◇ UNVERIFIED |
| ANAkzo Nobel Coating | Orange | — | ◇ UNVERIFIED |
| AIAlco Iron & Metal | San Leandro | — | ◇ UNVERIFIED |
| ADAlfco - Division of Home Care Ind. INC. | Carpinteria | — | ◇ UNVERIFIED |
| ATAll Tex Ink | La Mirada | — | ◇ UNVERIFIED |
| AIAltawood INC | Upland | — | ◇ UNVERIFIED |
| ACAlza CORP - Evra Site | Redwood City | — | ◇ UNVERIFIED |
| ACAlza Corporation | Palo Alto | — | ◇ UNVERIFIED |
| ACAlza CORP Subsidiary of Johnson & Johnson | Vacaville | — | ◇ UNVERIFIED |
| AEAmazon Environmental INC | Riverside | — | ◇ UNVERIFIED |
| AEAmazon Environmental INC Dba Amazon Paint | Sacramento | — | ◇ UNVERIFIED |
| ABAmerican Biodiesel INC Dba Community Fuels | Stockton | — | ◇ UNVERIFIED |
| ACAmerican Custom Marble INC | San Jose | — | ◇ UNVERIFIED |
| APAmerican Polystyrene CORP | Torrance | — | ◇ UNVERIFIED |
| APAmeritone Paint CO | Rancho Dominguez | — | ◇ UNVERIFIED |
| APAmeron Protective Lining Products | Brea | — | ◇ UNVERIFIED |
| AFA.m Finishing INC | Anaheim | — | ◇ UNVERIFIED |
| AMAmrep Manufacturing Company LLC | Ontario | — | ◇ UNVERIFIED |
| ASApex Solutions | Oakland | — | ◇ UNVERIFIED |
 Applied Biosystems, LLC | Foster City | — | ◇ UNVERIFIED |
| ASApplied Silicone Corportation | Santa Paula | — | ◇ UNVERIFIED |
| ACAquapulse Chemicals, LLC | Oxnard | — | ◇ UNVERIFIED |
| ABArcus Biosciences | Hayward | — | ◇ UNVERIFIED |
| AFArmstrong Flooring INC | South Gate | — | ◇ UNVERIFIED |
| AArnco | South Gate | — | ◇ UNVERIFIED |
| ACArris Composites INC | Berkeley | — | ◇ UNVERIFIED |
| ACAshland Chemical CO | Newark | — | ◇ UNVERIFIED |
| ACAshland Chemical CO | Colton | — | ◇ UNVERIFIED |
| APAstc Polymers INC | Santa Ana | — | ◇ UNVERIFIED |
| ABAvid Bioservices, INC | Tustin | — | ◇ UNVERIFIED |
| BABacon Acquisitions LLC | Irvine | — | ◇ UNVERIFIED |
| BIBaf Industries | Santa Ana | — | ◇ UNVERIFIED |
| BPBaker Petrolite CORP | Santa Fe Springs | — | ◇ UNVERIFIED |
| BCBasf CORP | Rancho Cucamonga | — | ◇ UNVERIFIED |
