The Indium Corporation of America | Rome | NY | Chemical Manufacturing325188 | — | ● ACTIVE |
| TLThe Lubrizol CORP - Deer Park Plant | Deer Park | TX | Chemical Manufacturing325110 | 500+ | ● ACTIVE |
| TLThe Lubrizol Corporation | Painesville | OH | Petroleum and Coal Products Manufacturing324191 | — | ● ACTIVE |
| TLThe Lubrizol Corporation - Bayport Plant | Pasadena | TX | Chemical Manufacturing325110 | 100-499 | ● ACTIVE |
| TPThe Procter & Gamble Manufacturing Company | Brown Summit | NC | Chemical Manufacturing325611 | — | ● ACTIVE |
| TCTheragenics Corporation | Buford | GA | Chemical Manufacturing325412 | 20-99 | ● ACTIVE |
| TFThermo Fisher Scientific | Eugene | OR | Chemical Manufacturing325110 | 100-499 | ● ACTIVE |
The Trenton Corporation | Ann Arbor | MI | Petroleum and Coal Products Manufacturing324199 | 100-499 | ● ACTIVE |
Thomas & Skinner INC | Indianapolis | IN | Chemical Manufacturing325194 | — | ● ACTIVE |
T & L Specialty CO INC | Tupelo | MS | Chemical Manufacturing325510 | 1-19 | ● ACTIVE |
| TCTnemec Company | Baltimore | MD | Chemical Manufacturing325510 | 20-99 | ● ACTIVE |
| TCTokai Carbon Cb LTD - Addis Facility | Addis | LA | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
| TSToll Solutions LLC | Duncan | SC | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
| TOTom's of Maine | Sanford | ME | Chemical Manufacturing325611 | 20-99 | ● ACTIVE |
Toray Advanced Composites Usa, INC. | Morgan Hill | CA | Textile Mills313320 | 100-499 | ● ACTIVE |
| TPTotalenergies Petrochemicals & Refining USA INC - Grand Junction Plant | Grand Junction | CO | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
Transene CO INC | Danvers | MA | Chemical Manufacturing325180 | — | ● ACTIVE |
| TOTransitions Optical, INC. | Pinellas Park | FL | Chemical Manufacturing325991 | 20-99 | ● ACTIVE |
Trece INC | Adair | OK | Chemical Manufacturing325320 | 100-499 | ● ACTIVE |
| TBTrinity Biotech | Jamestown | NY | Chemical Manufacturing325413 | 20-99 | ● ACTIVE |
| THTrirx Huntsville Pharmaceutical Services, LLC | Huntsville | AL | Chemical Manufacturing325412 | 100-499 | ● ACTIVE |
Tyco Fire Products LP | Marinette | WI | Chemical Manufacturing325990 | — | ● ACTIVE |
Ultimate Linings LLC | Lebanon | TN | Chemical Manufacturing325211 | 100-499 | ● ACTIVE |
| UCUmicore Catalyst USA | Pasadena | TX | Chemical Manufacturing325110 | 20-99 | ● ACTIVE |
| UOUmicore Optical Materials USA INC. | Quapaw | OK | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
| UEUnited Ethanol LLC | Milton | WI | Chemical Manufacturing325190 | 20-99 | ● ACTIVE |
United Fiberglass INC | Amarillo | TX | Chemical Manufacturing325211 | — | ● ACTIVE |
United Guardian INC | Hauppauge | NY | Chemical Manufacturing325188 | 20-99 | ● ACTIVE |
United Plastic Molders, INC. | Jackson | MS | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
United States Gypsum CO - Fort Dodge | Fort Dodge | IA | Wood Product Manufacturing321219 | 100-499 | ● ACTIVE |
Universal Plastics Corporation | Holyoke | MA | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
Univertical LLC | Angola | IN | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
| ULUop LLC - Honeywell | Chickasaw | AL | Chemical Manufacturing325180 | 100-499 | ● ACTIVE |
| UPUpm Pharmaceuticals, LLC | Bristol | TN | Chemical Manufacturing325412 | 100-499 | ● ACTIVE |
| UIUrethane Innovators INC | New Bern | NC | Apparel Manufacturing315990 | 20-99 | ● ACTIVE |
| UPUrethane Polymers International | Fontana | CA | Chemical Manufacturing325510 | 20-99 | ● ACTIVE |
| UBUS Borax INC | Boron | CA | Chemical Manufacturing325188 | — | ● ACTIVE |
| UNUS Nitrogen LLC | Midway | TN | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
| UPUS Polymers Accurez LLC | St Louis | MO | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
| VCValero - Charles City Ethanol Plant | Charles City | IA | Chemical Manufacturing325193 | 20-99 | ● ACTIVE |
| VRValero Renewable Fuels CO LLC (dba Valero Albion Plant) | Albion | NE | Chemical Manufacturing325193 | 20-99 | ● ACTIVE |
| VRValero Renewable Fuels Co, LLC - Hartley | Hartley | IA | Chemical Manufacturing325193 | 20-99 | ● ACTIVE |
| VCVanderbilt Chemicals, LLC Bethel | Bethel | CT | Chemical Manufacturing325998 | 20-99 | ● ACTIVE |
Van Diest Supply Company | Webster City | IA | Chemical Manufacturing325320 | — | ● ACTIVE |
Van Technologies, INC. | Duluth | MN | Chemical Manufacturing325510 | — | ● ACTIVE |
| VUVantive US Healthcare LLC | Mountain Home | AR | Chemical Manufacturing325412 | 100-499 | ● ACTIVE |
| VAVeltek Associates INC | Malvern | PA | Chemical Manufacturing325199 | 100-499 | ● ACTIVE |
| VWVeolia Wts Usa, INC | New Philadelphia | OH | Chemical Manufacturing325998 | 20-99 | ● ACTIVE |
Vericel Corporation | Cambridge | MA | Chemical Manufacturing325412 | — | ● ACTIVE |
| VSVibrantz Specialty Products, LLC | New Johnsonville | TN | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |