| OCOatey CO | Newark | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| PPPacific Plating | Sun Valley | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| PEPixley Ethanol | Pixley | CA | Chemical Manufacturing325193 | — | ◐ LIKELY ACTIVE |
| PIPolychemie INC | Los Angeles | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| PPPolycoat Products | Santa Fe Springs | CA | Chemical Manufacturing325110 | — | ◐ LIKELY ACTIVE |
| PGProcter & Gamble | Sacramento | CA | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| PWProfessional Water Technologies | Vista | CA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| PBPromega Biosciences | San Luis Obispo | CA | Chemical Manufacturing325413 | — | ◐ LIKELY ACTIVE |
| PTPro Tech Mats Industries, INC. | Thousand Palms | CA | Chemical Manufacturing325212 | 1-19 | ◐ LIKELY ACTIVE |
| PAPtm and W Industries Incorporated | Santa Fe Springs | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| QLQuallion LLC Mann Biomedical Park Building 61 | Santa Clarita | CA | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| RBRampart Bioscience, INC (monrovia) | Monrovia | CA | Chemical Manufacturing325414 | 20-99 | ◐ LIKELY ACTIVE |
| RCReagent Chemical & Research INC | San Bernardino | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| RHRecology Hay Road | Vacaville | CA | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| RIReichhold INC | Azusa | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| RPRomeo Packing CO | Half Moon Bay | CA | Chemical Manufacturing325311 | 20-99 | ◐ LIKELY ACTIVE |
| RCRoyal Chemical Company C/o Univar Solutions | Hayward | CA | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| SISalk Institute | La Jolla | CA | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| SPSamson Pharmaceuticals INC | Commerce | CA | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| SPSanitek Prod. INC | Los Angeles | CA | Chemical Manufacturing325612 | 1-19 | ◐ LIKELY ACTIVE |
| SCSherwin-williams Company, the | Victorville | CA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| SCSika CORP | Santa Fe Springs | CA | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| SFSilver Fern Chemical, INC. | Santa Barbara | CA | Chemical Manufacturing325194 | — | ◐ LIKELY ACTIVE |
| SCSouthern California Plastics INC | Santa Ana | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| SKSouth Kern Industrial Center LLC | Taft | CA | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| SDSun Deep, INC. | Hayward | CA | Chemical Manufacturing325620 | 20-99 | ◐ LIKELY ACTIVE |
| SLSunoco LP Stockton Terminal (#1) | Stockton | CA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| TATeknor Apex Company, Maclin Division | City of Industry | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| TPTencate Performance Composites | Camarillo | CA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| TDThe Dow Chemical Company C/o Weber Logistics | Santa Fe Springs | CA | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
| TSThe Schwartz E Liquid Dba USA Vape Lab | Huntington Beach | CA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| TSThe Sherwin-williams Company | Ontario | CA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| TOTokyo Ohka Kogyo America, INC | Milpitas | CA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| VMVisby Medical Inc(fka Click Diagnostics | San Jose | CA | Chemical Manufacturing325413 | 100-499 | ◐ LIKELY ACTIVE |
| WFWhitaker-bermite Facility - Formerly | Santa Clarita | CA | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
Wilbur Ellis Company LLC Rio Linda | Rio Linda | CA | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| WRWilbur-ellis Rna-san Joaquin | San Joaquin | CA | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| WMWr Meadows | Benicia | CA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| 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 |