| BCBasf Caldwell | Caldwell | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| BCBasf Corporation | Carrollton | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| BCBayer Cropscience - Erskine Facility | Lubbock | TX | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| BPBayport Plant | Pasadena | TX | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| BHBaze Hemical | Palestine | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| BMBeauty Manufacturing Solutions | Coppell | TX | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| BPBehr Process Roanoke Facility | Roanoke | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| BMBenjamin Moore & CO Dallas | Mesquite | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| BTBenuvia Therapeutics | Round Rock | TX | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| BLBethyl Laboratories | Montgomery | TX | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| BLBig Lake Plant | Big Lake | TX | Chemical Manufacturing325311 | — | ◇ UNVERIFIED |
| BTBig Three Industrial Gas INC Ingleside Plant | Ingleside | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| BBio-synthesis | Lewisville | TX | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| BPBlackhawk Power Plant | Borger | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| BGBoc Gases | Pasadena | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| BGBoc Gases Baytown Co2 Plant | Baytown | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| BMBonanza Marble | Houston | TX | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| BSBrenntag Southwest - Greens Bayou | Houston | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| CCCabot CORP Pampa Plant | Pampa | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| CCCalgon Corporation Sub Merck and CO | Pasadena | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CCCalhoun Chemicals, LLC | Port Lavaca | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CSCapital Southwest Rectorseal | Houston | TX | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| CCCarbonfree Chemicals | San Antonio | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| CDCardinal Decatur Facility | Decatur | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CLCbi Laboratories | Fort Worth | TX | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CLCelanese Limited | Corpus Christi | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CLCelanese LTD | Pampa | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| CEChase Elastomer a Hexpol Company | Kennedale | TX | Chemical Manufacturing325212 | — | ◇ UNVERIFIED |
| C3Chem 32 | West Orange | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| CRChemical Recovery Technologies LLC | Port Arthur | TX | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| CIChempak International | Houston | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CHChemstation Houston LLC | Houston | TX | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| CIChryso, INC. | Royse City | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CEClean Energy Texas Lng | Willis | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| CCCliffside Crude Helium Enrichment Unit | Amarillo | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| CPClorox Prods Mfg CO | Houston | TX | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| CPComposite Product Division Freeport | Freeport | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| CCCook Composites & Polymers CO | Arlington | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CFCorteva Freeport Operations | Freeport | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CFCorteva Freeport Operations | Freeport | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| CBCraig Baker Marble CO INC | Barker | TX | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| CPCst Performance Products CORP. Plant 7001 | Conroe | TX | Chemical Manufacturing325613 | — | ◇ UNVERIFIED |
| DCDallas Chemical Techs INC | Houston | TX | Chemical Manufacturing325191 | — | ◇ UNVERIFIED |
| DPDeer Park Plant | Deer Park | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| DCDegussa Construction Chemicals Ops INC | Lancaster | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| DRDelek Renewables LLC | Cleburne | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| DPDfb Pharmaceuticals | Brooks City Base | TX | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| DPDiversified Pure Chem | Rhome | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| DPDon-nan Pump and Supply | Temple | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| DKDorf Ketal Energy Services | Midland | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
