| HIHalosource INC | Bothell | WA | — | ◇ UNVERIFIED |
| HRHampford Research INC | Stratford | CT | — | ◇ UNVERIFIED |
| HCHanlon Composites, LLC | Euclid | OH | — | ◇ UNVERIFIED |
| HAHanwha Advanced Materials America LLC | Shelby | NC | — | ◇ UNVERIFIED |
| HCHartree Channelview | Channelview | TX | — | ◇ UNVERIFIED |
| HRHartree Refinery | Channelview | TX | — | ◇ UNVERIFIED |
| HPHarvel Plastics INC | Bakersfield | CA | — | ◇ UNVERIFIED |
| HIHasa INC. | Tracy | CA | — | ◇ UNVERIFIED |
| HNHaulage North America INC. | San Bernardino | CA | — | ◇ UNVERIFIED |
| HCHaverhill Chemicals LLC | Haverhill | OH | — | ◇ UNVERIFIED |
| HPHayward Point Eden Business Center | Hayward | CA | — | ◇ UNVERIFIED |
| HFH.b. Fuller CO. (1431052206) | Blue Ash | OH | — | ◇ UNVERIFIED |
| HUHdpe Unit Victoria | Victoria | TX | — | ◇ UNVERIFIED |
| HHHelen Hansen Elementary School | Stoughton | MA | — | ◇ UNVERIFIED |
| HUHenkel US Operations | Peabody | MA | — | ◇ UNVERIFIED |
| HUHenkel US Operations Corporation | Berkeley | CA | — | ◇ UNVERIFIED |
| HCHenry CO | Ontario | CA | — | ◇ UNVERIFIED |
| HAHercules Addyston Ohio | Addyston | OH | — | ◇ UNVERIFIED |
| HCHeritage Crystal Clean LLC - Shreveport Facility | Shreveport | LA | — | ◇ UNVERIFIED |
| HBHero Bx | North Hampton | NH | — | ◇ UNVERIFIED |
| HBHero Bx | Erie | PA | — | ◇ UNVERIFIED |
| HCHexcel Corporation | Livermore | CA | — | ◇ UNVERIFIED |
| HCHexcel Corporation | Windsor | CO | — | ◇ UNVERIFIED |
| HBHexion Baytown | Baytown | TX | — | ◇ UNVERIFIED |
| HIHexion INC. | South Glens Falls | NY | — | ◇ 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 |
| HMHFC Manufacturing, inc. | Lancaster | CA | — | ◇ UNVERIFIED |
| HSHf Sinclair Navajo Refining LLC (artesia) | Artesia | NM | — | ◇ UNVERIFIED |
| HSHf Sinclair Navajo Refining LLC (lovington) | Lovington | NM | — | ◇ UNVERIFIED |
| HSHf Sinclair Parco Refining LLC | Carbon | WY | — | ◇ UNVERIFIED |
| HGH & G Fuel, INC | Tujunga | CA | — | ◇ UNVERIFIED |
| HAHgm Automotive Electronics INC | Torrance | CA | — | ◇ UNVERIFIED |
| HCHigh Country Plastics, INC. | Caldwell | ID | — | ◇ UNVERIFIED |
| HSHigh Sierra Corp | Chippewa Falls | WI | — | ◇ UNVERIFIED |
| HPHilex Poly LLC | Henrico | VA | — | ◇ UNVERIFIED |
| HUHirsch USA INC. | Peachtree City | GA | — | ◇ UNVERIFIED |
| HRHi-tech Recycling | Redding | CA | — | ◇ UNVERIFIED |
| HRHk Research Corporation | Hickory | NC | — | ◇ UNVERIFIED |
| HPHMG Properties LLC | Lake Mills | WI | — | ◇ UNVERIFIED |
| HMH & M Oil | San Bernardino | CA | — | ◇ UNVERIFIED |
| HCHoechst Celanese Chemical INC | Houston | TX | — | ◇ UNVERIFIED |
| HPHoffman Plastic Compounds INC | Paramount | CA | — | ◇ UNVERIFIED |
| HCHolland Colors of America | Richmond | IN | — | ◇ UNVERIFIED |
| HCHolland Construction | Los Angeles | CA | — | ◇ UNVERIFIED |
| HEHollyfrontier El Dorado Refinery | El Dorado | KS | — | ◇ UNVERIFIED |
| HRHollyfrontier Refining | Woods Cross | UT | — | ◇ UNVERIFIED |
| HOHolly Oak Chemical Inc | Fountain Inn | SC | — | ◇ UNVERIFIED |
| HRHolly Refining & Marketing - Tulsa LLC | Tulsa | OK | — | ◇ UNVERIFIED |
| HOHollywood Oil Corporation | Los Angeles | CA | — | ◇ UNVERIFIED |
| HEHoneywell El Segundo Erd Treatment System | Manhattan Beach | CA | — | ◇ UNVERIFIED |
| HFHoneywell Frankford | Philadelphia | PA | — | ◇ UNVERIFIED |
| HIHoneywell INC | Chester | VA | — | ◇ UNVERIFIED |
| HIHoneywell International INC | Portland | OR | — | ◇ UNVERIFIED |
| HIHoneywell International INC | Hopewell | VA | — | ◇ UNVERIFIED |
| HIHoneywell International INC | El Segundo | CA | — | ◇ UNVERIFIED |
| HOHoneywell Offsite Wells: Manhattan Country Club | Manhattan Beach | CA | — | ◇ UNVERIFIED |
| HOHoneywell Offsite Wells Oak Avenue | Manhattan Beach | CA | — | ◇ UNVERIFIED |
| HNHot N Glassy INC | Carson | CA | — | ◇ UNVERIFIED |
| HPHouston Plant | Houston | TX | — | ◇ UNVERIFIED |
| H7Hrs - 780 Montague | San Jose | CA | — | ◇ 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 | Corona | CA | — | ◇ UNVERIFIED |
| HHuntsman | Carson | CA | — | ◇ UNVERIFIED |
| HHuntsman | Ringwood | IL | — | ◇ UNVERIFIED |
 Huntsman Advanced Materials Americas, Ll | Los Angeles | CA | — | ◇ UNVERIFIED |
| HAHuntsman Advanced Materials, LLC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| HAHuntsman Advanced Materials - Mcintosh Plant | Mc Intosh | AL | — | ◇ UNVERIFIED |
| HCHuntsman @ Composites One | Salt Lake City | UT | — | ◇ UNVERIFIED |
| HCHuntsman Corporation | Ontario | CA | — | ◇ UNVERIFIED |
| Huntsman International | Stockton | CA | — | ◇ UNVERIFIED |
| Huntsman International - Lohnpack Site | Hamilton | NJ | — | ◇ UNVERIFIED |
| HPHuntsman Petrochemical Dayton Plant | Dayton | TX | — | ◇ UNVERIFIED |
| HTHuntsman - Total Distribution Warehouse | Charlotte | NC | — | ◇ UNVERIFIED |
| HSHunt Southland Refining Company | Sandersville | MS | — | ◇ UNVERIFIED |
| IAIcl-ip America, INC. | Belmont | NC | — | ◇ UNVERIFIED |
| ILIconic Labs LLC | Westlake | OH | — | ◇ UNVERIFIED |
| ISI.C. Scientific Solutions | Westlake | OH | — | ◇ UNVERIFIED |
| IWImperial Western Products CO INC | Coachella | CA | — | ◇ UNVERIFIED |
| ILImpreg, LLC | Richmond | VA | — | ◇ UNVERIFIED |
| IBIndependence Biodiesel, LLC | Hyde Park | MA | — | ◇ UNVERIFIED |
| IVIndorama Venture Sustainable Solutions Fontana INC | Fontana | CA | — | ◇ UNVERIFIED |
| ICIndustrial Chemical Company | Wakefield | MA | — | ◇ UNVERIFIED |
| IPIndustrial Plastic Supply | Anaheim | CA | — | ◇ UNVERIFIED |
| IPIndustrial Process & Chem CO | Long Beach | CA | — | ◇ UNVERIFIED |
| IRIndustrial Resin Recycling | Whitmore Lake | MI | — | ◇ UNVERIFIED |
| IRIndustrial Resin Recycling INC | Howell | MI | — | ◇ UNVERIFIED |
| ISIndustrial Summit Technology CORP | Sayreville | NJ | — | ◇ UNVERIFIED |
| IBIneos Barex USA LLC (0302022020) | Lima | OH | — | ◇ UNVERIFIED |
| ICIneos Composites Us, LLC | Commerce | CA | — | ◇ UNVERIFIED |
| INIneos Nitriles | Port Lavaca | TX | — | ◇ 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 |
