| ALAir Liquide La Porte Smr | La Porte | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| PCPolymer Chemistry Chocolate Bayou LLC | Alvin | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| TDThe Dow Chemical - La Porte Facility | La Porte | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| WEWorld Energy Biox Biofuels | Galena Park | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| DPDeer Park Plant | Deer Park | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| LELongwood Elastomers | Brenham | TX | Chemical Manufacturing325212 | — | ◇ UNVERIFIED |
| WTWesthollow Technology Center | Houston | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| ADAes Drilling Fluids Pleasanton Warehouse | Pleasanton | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| AIAgri-empresa, INC. | Midland | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| AUAirgas USA La Porte Region | La Porte | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| ALAir Liquide America Borger Co2 Plant | Borger | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| ALAir Liquide America Specialty Gases La Porte | La Porte | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| ALAir Liquide - Longview Pox Asu Plant | Longview | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| APAir Products Manufacturing CORP. Hansford Facility | Gruver | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| ALAlcon Laboratories INC | Fort Worth | TX | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| ACAmerican Coatings INC | Tomball | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| AWAmerican Warehouses, LTD. | Houston | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| APAquapharm Pchem | Latexo | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| ADAsc Dallas | Grand Prairie | TX | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| APAstrazeneca Pharmaceuticals | Coppell | TX | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| AAsuragen | Austin | TX | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| ALAtlantis Laboratories | Conroe | TX | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| AAustinpx | Georgetown | TX | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| BHBaker Hughes Sheldon Road Plant | Houston | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| BPBaker Petrolite Corporation | Midland | TX | Chemical Manufacturing325000 | — | ◇ UNVERIFIED |
| BPBaker Petrolite Sugar Land | Sugar Land | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| BCBasf Caldwell | Caldwell | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| BCBasf Corporation | Carrollton | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| BCBayer Cropscience - Erskine Facility | Lubbock | TX | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| BHBaze Hemical | Palestine | TX | Chemical Manufacturing325199 | — | ◇ 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 |
| CCCalgon Corporation Sub Merck and CO | Pasadena | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CSCapital Southwest Rectorseal | Houston | TX | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| CLCbi Laboratories | Fort Worth | TX | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CLCelanese Limited | Corpus Christi | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CLCelanese LTD | Pampa | TX | Chemical Manufacturing325110 | — | ◇ 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 |
| CEClean Energy Texas Lng | Willis | TX | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| CPClorox Prods Mfg CO | Houston | TX | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
