| HCHexcel Corporation | Livermore | CA | — | ◇ UNVERIFIED |
| HHHexion Holdings Corporation | Springfield | OR | — | ◇ UNVERIFIED |
| HIHexion INC. - Hope Plant | Hope | AR | — | ◇ UNVERIFIED |
| HIHexion INC. - Morganton | Morganton | NC | — | ◇ UNVERIFIED |
| HLHexion La Grande Site | Island City | OR | — | ◇ UNVERIFIED |
| HSHexion Specialty Chemicals, INC. | Lynwood | CA | — | ◇ UNVERIFIED |
| HSHexion Specialty Chemicals, INC. | Carpentersville | IL | — | ◇ UNVERIFIED |
| HMHFC Manufacturing, inc. | Lancaster | CA | — | ◇ UNVERIFIED |
| HAHgm Automotive Electronics INC | Torrance | CA | — | ◇ UNVERIFIED |
| HCHigh Country Plastics, INC. | Caldwell | ID | — | ◇ UNVERIFIED |
| HRHilco Real Estate, LLC | Elkhart | IN | — | ◇ UNVERIFIED |
| HPHilex Poly LLC | Henrico | VA | — | ◇ UNVERIFIED |
| HUHirsch USA INC. | Peachtree City | GA | — | ◇ UNVERIFIED |
| HCHitachi Cable Indiana INC | New Albany | IN | — | ◇ UNVERIFIED |
| HDHi-tech Duravent Division of Flexible Te | Plymouth | IN | — | ◇ UNVERIFIED |
| HRHk Research Corporation | Hickory | NC | — | ◇ UNVERIFIED |
| HPHMG Properties LLC | Lake Mills | WI | — | ◇ UNVERIFIED |
| HHHna Holdings INC. | Pasadena | TX | — | ◇ UNVERIFIED |
| HPHoehn Plastics Incorporated | Poseyville | IN | — | ◇ UNVERIFIED |
| HPHoffman Plastic Compounds INC | Paramount | CA | — | ◇ UNVERIFIED |
| HSHoku Scientific, INC. | Kapolei | HI | — | ◇ UNVERIFIED |
| HHHoliday Housewares | Leominster | MA | — | ◇ UNVERIFIED |
| HDHome Depot 4010 | Hillsboro | OR | — | ◇ UNVERIFIED |
| HIHoneywell INC | Chester | VA | — | ◇ UNVERIFIED |
| HIHoneywell International INC - Chesterfield | Chester | VA | — | ◇ UNVERIFIED |
| HSHooper Services LLC | Jacksonville | AL | — | ◇ UNVERIFIED |
| HCHorsehead CORP - Monaca Smelter | Monaca | PA | — | ◇ UNVERIFIED |
| HHHorton Hydraulics, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| HIHoseco INC | Wheat Ridge | CO | — | ◇ UNVERIFIED |
| HIHose-man INC | La Mirada | CA | — | ◇ UNVERIFIED |
| HTHose Tech LLC | El Cajon | CA | — | ◇ UNVERIFIED |
| HNHot N Glassy INC | Carson | CA | — | ◇ UNVERIFIED |
| HSHppe Surfactant Spill | Columbus | GA | — | ◇ UNVERIFIED |
| H7Hrs - 780 Montague | San Jose | CA | — | ◇ UNVERIFIED |
| HRH R Technologies, INC | Madison Heights | MI | — | ◇ UNVERIFIED |
| HCHudson Color Concentrates INC | Hudson | NH | — | ◇ UNVERIFIED |
| HPHuey P Stockstill Llc, Picayune Ready Mix and Asphalt Plant | Picayune | MS | — | ◇ UNVERIFIED |
| HJHugh J Resins CO INC | Long Beach | CA | — | ◇ UNVERIFIED |
| HFHuntington Foam | Coraopolis | PA | — | ◇ UNVERIFIED |
| HHuntsman | Ringwood | IL | — | ◇ UNVERIFIED |
 Huntsman Advanced Materials Americas, Ll | Los Angeles | CA | — | ◇ UNVERIFIED |
| Huntsman Advanced Materials Americas, LLC. | Maple Shade | NJ | — | ◇ UNVERIFIED |
| HAHuntsman Advanced Materials, LLC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| HAHuntsman Advanced Materials - Mcintosh Plant | Mc Intosh | AL | — | ◇ UNVERIFIED |
| HCHuntsman Corporation | Ontario | CA | — | ◇ UNVERIFIED |
| Huntsman International | Stockton | CA | — | ◇ UNVERIFIED |
| Huntsman International - Lohnpack Site | Hamilton | NJ | — | ◇ UNVERIFIED |
| HMHuntsman - Mcintosh Operations | Mc Intosh | AL | — | ◇ UNVERIFIED |
| HPHuntsman Polymers | Odessa | TX | — | ◇ UNVERIFIED |
| HHHydraulic House INC | Orlando | FL | — | ◇ UNVERIFIED |
| HEHydril Elastomer & Indus | Humble | TX | — | ◇ UNVERIFIED |
| HPHydroseal Polymers INC | Riverside | CA | — | ◇ UNVERIFIED |
| HSHydro Spa LLC | Ocala | FL | — | ◇ UNVERIFIED |
| ICIdi Composites International | Noblesville | IN | — | ◇ UNVERIFIED |
| IRIgm Resin INC | Bartlett | IL | — | ◇ UNVERIFIED |
| ITIllinois Tool Works INC - Drawform | Zeeland | MI | — | ◇ UNVERIFIED |
| IIIlpea Industries INC. | Aurora | OH | — | ◇ UNVERIFIED |
| IMImperial Marble | San Antonio | TX | — | ◇ UNVERIFIED |
| IPImperial Plastics LLC | Norcross | GA | — | ◇ UNVERIFIED |
| ILImpreg, LLC | Richmond | VA | — | ◇ UNVERIFIED |
| IRIndependent Refining CO Llc/exeter | Pittston | PA | — | ◇ UNVERIFIED |
| IVIndorama Venture Sustainable Solutions Fontana INC | Fontana | CA | — | ◇ UNVERIFIED |
| IIIndusol INC | Sutton | MA | — | ◇ UNVERIFIED |
| IDIndustrial Dielectrics Incorporated Dba Idi Composites International | Noblesville | IN | — | ◇ UNVERIFIED |
| IPIndustrial Plastic Supply | Anaheim | CA | — | ◇ UNVERIFIED |
| IRIndustrial Resin Recycling | Whitmore Lake | MI | — | ◇ UNVERIFIED |
| IRIndustrial Resin Recycling INC | Howell | MI | — | ◇ UNVERIFIED |
| IRIndustrial Resources Network,llc | Wilmington | DE | — | ◇ UNVERIFIED |
| ISIndustrial Summit Technology CORP | Sayreville | NJ | — | ◇ UNVERIFIED |
| IInduthane | Manteca | CA | — | ◇ UNVERIFIED |
| IBIneos Barex USA LLC (0302022020) | Lima | OH | — | ◇ UNVERIFIED |
| ICIneos Composites Us, LLC | Commerce | CA | — | ◇ UNVERIFIED |
| IOIneos Olefins and Polymers | La Porte | TX | — | ◇ UNVERIFIED |
| IPIneos Polyethylene | La Porte | TX | — | ◇ UNVERIFIED |
| IPIneos Polymers | La Porte | TX | — | ◇ UNVERIFIED |
| IPIneos Polypropylene LLC | Carson | CA | — | ◇ UNVERIFIED |
| ISIneos Styrolution America LLC | Decatur | AL | — | ◇ UNVERIFIED |
| ILInfinity Ltl | Swedesboro | NJ | — | ◇ UNVERIFIED |
| ITInhance Technologies LLC | Allentown | PA | — | ◇ UNVERIFIED |
| IInliner | Stone Mountain | GA | — | ◇ UNVERIFIED |
| IInnosphere | Fort Collins | CO | — | ◇ UNVERIFIED |
 Innovative Formulations Corporation | Tucson | AZ | — | ◇ UNVERIFIED |
| IPInnovative Polymers INC | Saint Johns | MI | — | ◇ UNVERIFIED |
| IPInnovative Polymer Sys INC | Ontario | CA | — | ◇ UNVERIFIED |
| ITInsituform Technologies, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| IPIntegrated Plastics, LLC | Fremont | MI | — | ◇ UNVERIFIED |
| ILIntellimet LLC | Missoula | MT | — | ◇ UNVERIFIED |
| INIntercontinental Nail Products Dba Klue Plastics INC | Rancho Cordova | CA | — | ◇ UNVERIFIED |
| IPIntercontinental Polymers INC | Morristown | TN | — | ◇ UNVERIFIED |
| ICInteriors Cultured Marble INC | Naples | FL | — | ◇ UNVERIFIED |
| IAInternational Automotive Components | Cottondale | AL | — | ◇ UNVERIFIED |
| ICInternational Cushioning Company, LLC - Hickory | Hickory | NC | — | ◇ UNVERIFIED |
| IDInternational Disc Manufacturer INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| IFInternational Fog INC | Portland | OR | — | ◇ UNVERIFIED |
| IPInternational Polymers CORP | Allentown | PA | — | ◇ UNVERIFIED |
| ICInterplastic CORP | Hawthorne | CA | — | ◇ UNVERIFIED |
| ICInterplastic Corporation | Latonia | KY | — | ◇ UNVERIFIED |
| ICInterplastic Corporation | White Bear Lake | MN | — | ◇ UNVERIFIED |
| ICInterplastic Corporation | Kent | WA | — | ◇ UNVERIFIED |
| ICInterpolymer CORP | Canton | MA | — | ◇ UNVERIFIED |
