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| ANAkzo Nobel Coating | Orange | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| LRLea Ronal INC | Orange | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MEMacdermid Enthone INC | Orange | CT | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OCOrange County Plating CO INC | Orange | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| SCSrw Cogeneration, L.p. | Orange | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| DPDelta Pacific Technologies INC | Orange | CA | Chemical Manufacturing325998 | 1-19 | ◇ UNVERIFIED |
| OCOrange Carbon Black Plant | Orange | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| AGAguinaga Green INC | Orange | CA | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| AIAkrotex, INC. | Orange | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| ACAkzo Coatings Inc, Aerospace F | Orange | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
 Bella Phytologic Inc | Orange | CA | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| DDupont | Orange | CA | Chemical Manufacturing325194 | — | ◇ UNVERIFIED |
| FFFirstelement Fuel INC | Orange | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| GTGolden Triangle Polymers | Orange | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| ISInvista S.a.r.l. | Orange | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| JHJuvenile Hall Health Servoces | Orange | CA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| KIKretus INC | Orange | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| MPMarchem Pacific INC | Orange | CA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| PFPacific Finishing INC | Orange | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| RBRed Bird Supply INC | Orange | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
