| HSHeartland Sweeteners LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| HHempnova | Eugene | OR | — | ◇ UNVERIFIED |
| HCHenkel Corporation | Port Huron | MI | — | ◇ UNVERIFIED |
| HUHenkel US Operations CORP | Madison Heights | MI | — | ◇ UNVERIFIED |
| HHHercules Hopewell | Hopewell | VA | — | ◇ UNVERIFIED |
| HIHercules INC | Parchment | MI | — | ◇ UNVERIFIED |
| HIHercules, INC. (gibbstown Plant) | Gibbstown | NJ | — | ◇ UNVERIFIED |
| HCHeritage-crystal Clean, LLC | Plant City | FL | — | ◇ UNVERIFIED |
| HBHero Bx | South Roxana | IL | — | ◇ UNVERIFIED |
| HEHess - Edgewater Terminal | Edgewater | NJ | — | ◇ UNVERIFIED |
| HHexcel | Eden | NC | — | ◇ UNVERIFIED |
| HFHexcel Facility | Lodi | NJ | — | ◇ UNVERIFIED |
| HHexion | Cleburne | TX | — | ◇ UNVERIFIED |
| HIHexion INC. - Batesville | Batesville | AR | — | ◇ UNVERIFIED |
| HIHexion INC - Geismar Facility | Geismar | LA | — | ◇ UNVERIFIED |
| HVHidden Valley Transfer Station and Landfill | Puyallup | WA | — | ◇ UNVERIFIED |
| HHHigh Hill Biofuels LLC | High Hill | MO | — | ◇ UNVERIFIED |
| HEHighlands Ethanol, LLC | Lorida | FL | — | ◇ UNVERIFIED |
| HAHighline Aftermarket | Dallas | TX | — | ◇ UNVERIFIED |
| HTHigh Tech Auto Body INC | Wilmington | DE | — | ◇ UNVERIFIED |
| HRHilco Real Estate, LLC | Elkhart | IN | — | ◇ UNVERIFIED |
| HTHi Tech Auto Body | Montrose | CO | — | ◇ UNVERIFIED |
| HHHna Holdings INC. | Pasadena | TX | — | ◇ UNVERIFIED |
| HSHoku Scientific, INC. | Kapolei | HI | — | ◇ UNVERIFIED |
| HIHolcim (us) INC - Artesia Plant | Artesia | MS | — | ◇ 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-claymont | Claymont | DE | — | ◇ UNVERIFIED |
| HIHoneywell - International Medical Products | Kingman | AZ | — | ◇ UNVERIFIED |
| HCHoover Circular Solutions Houston | Houston | TX | — | ◇ UNVERIFIED |
| HMHowell Mouldings | New Century | KS | — | ◇ UNVERIFIED |
| HSHppe Surfactant Spill | Columbus | GA | — | ◇ UNVERIFIED |
| HRH R Technologies, INC | Madison Heights | MI | — | ◇ UNVERIFIED |
 Hudson Technologies CO | Nashville | TN | — | ◇ UNVERIFIED |
| Hudson Technologies Company | Ontario | CA | — | ◇ UNVERIFIED |
| HTHudson Terminal Railroad/boulder Scientific Company | Hudson | CO | — | ◇ UNVERIFIED |
| HCHuey Chemical CORP | Tampa | FL | — | ◇ UNVERIFIED |
| HGHumic Growth Solutions | Jacksonville | FL | — | ◇ UNVERIFIED |
| HRHunt Refining CO | Moundville | AL | — | ◇ UNVERIFIED |
 Huntsman Advanced Materials Americas INC | Mc Intosh | AL | — | ◇ UNVERIFIED |
| Huntsman Advanced Materials Americas, LLC. | Maple Shade | NJ | — | ◇ UNVERIFIED |
| HCHuntsman Corporation - the Woodlands Corporate Site | The Woodlands | TX | — | ◇ UNVERIFIED |
| HPHuntsman Polymers | Odessa | TX | — | ◇ UNVERIFIED |
| HVHunt Vicksburg Terminal | Vicksburg | MS | — | ◇ UNVERIFIED |
| HDHydro Dynamics | Shillington | PA | — | ◇ UNVERIFIED |
| HPHydroseal Polymers INC | Riverside | CA | — | ◇ UNVERIFIED |
| HSHydro Spa LLC | Ocala | FL | — | ◇ UNVERIFIED |
| IRIacenergy - Rithie Station (helium Recovery) | Ford | KS | — | ◇ UNVERIFIED |
| IEIacx Energy - Burdett Facility (helium Recov) (flare) | Burdett | KS | — | ◇ UNVERIFIED |
| IEIacx Energy - Otis T Station (air) | Otis | KS | — | ◇ UNVERIFIED |
| IFIcon Foods | Portland | OR | — | ◇ UNVERIFIED |
| INIfi Newark, INC. | Newark City | NJ | — | ◇ UNVERIFIED |
| IRIgm Resin INC | Bartlett | IL | — | ◇ UNVERIFIED |
| IMIgp Methanol LLC - Gulf Coast Methanol Complex | Myrtle Grove | LA | — | ◇ UNVERIFIED |
| IBIllinois Biofuel Group LLC | Princeton | IL | — | ◇ UNVERIFIED |
| IPImage Polymers | Mount Pleasant | TN | — | ◇ UNVERIFIED |
| IHImi Houston | Houston | TX | — | ◇ UNVERIFIED |
| INImpact Nano 153 Quabbin Boulevard | Orange | MA | — | ◇ UNVERIFIED |
| IOIndependence Oilfield Chemicals | Midland | TX | — | ◇ UNVERIFIED |
| IOIndependence Oilfield Chemicals LLC | Pleasanton | TX | — | ◇ UNVERIFIED |
| IOIndependence Oilfield Chemicals Pleasanton Facilit | Pleasanton | TX | — | ◇ UNVERIFIED |
| INIndependent Nail Company | Taunton | MA | — | ◇ UNVERIFIED |
| IWIndependent Waste Oil INC - Unit B | Jacksonville | FL | — | ◇ UNVERIFIED |
| IRIndian River Biodiesel | Fort Pierce | FL | — | ◇ UNVERIFIED |
| IVIndian Village Gas Plant | Reeves | LA | — | ◇ UNVERIFIED |
| IIIndusol INC | Sutton | MA | — | ◇ UNVERIFIED |
| IAIndustrial Anodizing Co., INC. | Indianapolis | IN | — | ◇ UNVERIFIED |
| IBIndustrial Building @ 1410 1414 East Linden Avenue | Linden City | NJ | — | ◇ UNVERIFIED |
| IBIndustrial Building@190 19th Avenue | Paterson | NJ | — | ◇ UNVERIFIED |
| ILIndustrial Linings INC | Theodore | AL | — | ◇ UNVERIFIED |
| ISIndustrial Specialty Chemicals INC | Harvey | IL | — | ◇ UNVERIFIED |
| ICInentec Columbia Ridge Gasification Facility | Arlington | OR | — | ◇ UNVERIFIED |
| IAIneos Acetyls Chemical Texas City | Texas City | TX | — | ◇ UNVERIFIED |
| IOIneos Oligomers | Whiting | IN | — | ◇ UNVERIFIED |
| IUInfineum USA - Linden Technology Center | Linden | NJ | — | ◇ UNVERIFIED |
| IIngredion | Mapleton | IL | — | ◇ UNVERIFIED |
| ITInhance Technologies LLC | Allentown | PA | — | ◇ UNVERIFIED |
| ITInhance Technologies - Suite 100 | Houston | TX | — | ◇ UNVERIFIED |
| ILInnevape LLC | Hudson | FL | — | ◇ UNVERIFIED |
| ICInnovative Coatings INC | Medway | MA | — | ◇ UNVERIFIED |
| IRInnovative Resin Systems INC | Newark | NJ | — | ◇ UNVERIFIED |
| ICInolex Chemical CO | Philadelphia | PA | — | ◇ UNVERIFIED |
| ISInstruments Sa INC | Edison | NJ | — | ◇ UNVERIFIED |
| IIIn'tech Industries | Racine | WI | — | ◇ UNVERIFIED |
| IDIntegrated Dna Technologies | San Diego | CA | — | ◇ UNVERIFIED |
| IDIntegrated Dna Technologies | Morrisville | NC | — | ◇ UNVERIFIED |
| IAIntegrity Applied Science | Longmont | CO | — | ◇ UNVERIFIED |
| IBIntegrity Biofuels | Morristown | IN | — | ◇ UNVERIFIED |
| IIIntegro INC | Helm | CA | — | ◇ UNVERIFIED |
| ILIntellipak LTD | Newbury | OH | — | ◇ UNVERIFIED |
| ICInterplastic Corporation | Kent | WA | — | ◇ UNVERIFIED |
| ICInterpolymer CORP | Canton | MA | — | ◇ UNVERIFIED |
| IPIo Phoenix One, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| IRIrmco-international Ref & Mfg CO | Evanston | IL | — | ◇ UNVERIFIED |
| ICIsochem Colors INC | Clover | SC | — | ◇ UNVERIFIED |
| ILIsosciences LLC | King of Prussia | PA | — | ◇ UNVERIFIED |
| JMJacam Manufacturing 2013 Llc-jacam Southwest Sonora | Sonora | TX | — | ◇ UNVERIFIED |
| JCJaco Custom Grinding CORP | North Tonawanda | NY | — | ◇ UNVERIFIED |
| JSJasper Seating Company Plant No.6 | Saint Anthony | IN | — | ◇ UNVERIFIED |
