| HFHexcel Facility | Lodi | NJ | — | ◇ UNVERIFIED |
| HBHexion Brady | Brady | TX | — | ◇ UNVERIFIED |
| HIHexion INC - Geismar Facility | Geismar | LA | — | ◇ UNVERIFIED |
| HSHexion Specialty Chemicals INC. | Matteson | IL | — | ◇ UNVERIFIED |
| HSHf Scientific INC | Fort Myers | FL | — | ◇ UNVERIFIED |
| HVHidden Valley Transfer Station and Landfill | Puyallup | WA | — | ◇ UNVERIFIED |
| HHHigh Hill Biofuels LLC | High Hill | MO | — | ◇ UNVERIFIED |
| HIHighland International Incorporated | Boone | NC | — | ◇ UNVERIFIED |
| HEHighlands Ethanol, LLC | Lorida | FL | — | ◇ UNVERIFIED |
| HTHigh Tech Auto Body INC | Wilmington | DE | — | ◇ UNVERIFIED |
| HRHilco Real Estate, LLC | Elkhart | IN | — | ◇ UNVERIFIED |
| HCH-i-s Coatings | Oklahoma City | OK | — | ◇ UNVERIFIED |
| HIHisco INC - Aerocolors | Lake City | FL | — | ◇ UNVERIFIED |
| HHHna Holdings INC. | Pasadena | TX | — | ◇ UNVERIFIED |
| HCHoffers's Coatings , INC. | Wausau | WI | — | ◇ UNVERIFIED |
| HSHoku Scientific, INC. | Kapolei | HI | — | ◇ UNVERIFIED |
| HHHoliday Housewares | Leominster | MA | — | ◇ UNVERIFIED |
| HWHoly Water Solutions, LLC D/b/a Zero Hazard | Lewisberry | PA | — | ◇ UNVERIFIED |
| HDHome Depot 4010 | Hillsboro | OR | — | ◇ UNVERIFIED |
| HIHoneywell International, INC. - Cleveland | Cleveland | TN | — | ◇ UNVERIFIED |
| HSHppe Surfactant Spill | Columbus | GA | — | ◇ UNVERIFIED |
| HRH R Technologies, INC | Madison Heights | MI | — | ◇ UNVERIFIED |
| HIHsc Industrial Coatings | Pleasant Hill | MO | — | ◇ UNVERIFIED |
| HIHsh Interplan USA INC | Anaheim | CA | — | ◇ UNVERIFIED |
| HTHudson Terminal Railroad/boulder Scientific Company | Hudson | CO | — | ◇ UNVERIFIED |
| HCHuey Chemical CORP | Tampa | FL | — | ◇ UNVERIFIED |
| HGHumic Growth Solutions | Jacksonville | FL | — | ◇ UNVERIFIED |
 Huntington Ingalls Industries - Newport News Shipbuilding | Hampton | VA | — | ◇ UNVERIFIED |
| HPHunt Process Corporation Southern | Ridgeland | MS | — | ◇ UNVERIFIED |
 Huntsman Advanced Materials Americas INC | Mc Intosh | AL | — | ◇ UNVERIFIED |
| Huntsman Advanced Materials Americas, LLC. | Maple Shade | NJ | — | ◇ UNVERIFIED |
| HPHuntsman Polymers | Odessa | TX | — | ◇ UNVERIFIED |
| HEHydratech Engineered Products LLC | Cincinnati | OH | — | ◇ UNVERIFIED |
| HPHydroseal Polymers INC | Riverside | CA | — | ◇ UNVERIFIED |
| HSHydro Spa LLC | Ocala | FL | — | ◇ UNVERIFIED |
| HPHy-klas Paints INC | Louisville | KY | — | ◇ UNVERIFIED |
| HCHytek Coatings, INC. (1409010844) | Middletown | OH | — | ◇ UNVERIFIED |
| IEI90 Express Finishing INC | Spokane | WA | — | ◇ UNVERIFIED |
| I9I 90 Express Finishing Spokane Valley | Spokane Valley | WA | — | ◇ UNVERIFIED |
| ICIcp Construction | Inverness | FL | — | ◇ UNVERIFIED |
| IRIgm Resin INC | Bartlett | IL | — | ◇ UNVERIFIED |
| IPImage Polymers | Mount Pleasant | TN | — | ◇ UNVERIFIED |
| IHImi Houston | Houston | TX | — | ◇ UNVERIFIED |
| INImpact Nano 153 Quabbin Boulevard | Orange | MA | — | ◇ UNVERIFIED |
| ICImperial Custom Cabinets INC | Lemon Grove | CA | — | ◇ UNVERIFIED |
| IPImperial Paint | Portland | OR | — | ◇ UNVERIFIED |
| ISIncrete Sys INC | Odessa | FL | — | ◇ UNVERIFIED |
| INIndependent Nail Company | Taunton | MA | — | ◇ UNVERIFIED |
| IPIndiana Powder Coatings Incorporated | Brazil | IN | — | ◇ UNVERIFIED |
| IVIndian Village Gas Plant | Reeves | LA | — | ◇ UNVERIFIED |
