| HKH Krevit & Company INC | New Haven | CT | — | ◇ UNVERIFIED |
| HKH Krevit & CO Water Treatment Chemicals | New Haven | CT | — | ◇ UNVERIFIED |
| HIHocking International Laboratories, LLC | Pipestone | MN | — | ◇ UNVERIFIED |
 H-o-h Water Technology, INC. | Germantown | WI | — | ◇ UNVERIFIED |
| HCHolland Company Bators Garage | Adams | MA | — | ◇ UNVERIFIED |
| HCHolland Company Garage | North Adams | MA | — | ◇ UNVERIFIED |
| HGHoneybear Growers | Brewster | WA | — | ◇ UNVERIFIED |
| HEHoneywell Electronic Chemicals LLC | Chandler | AZ | — | ◇ UNVERIFIED |
| HIHoneywell, INC. | Arvada | CO | — | ◇ UNVERIFIED |
| HIHoneywell International Inc-claymont | Claymont | DE | — | ◇ UNVERIFIED |
| HPHoneywell Pmt | Baton Rouge | LA | — | ◇ UNVERIFIED |
| HCHopkins Chemical | Rome | GA | — | ◇ UNVERIFIED |
| HWHot Wax Distributors | Stanton | CA | — | ◇ UNVERIFIED |
| HIHoward Industries INC | Columbus | OH | — | ◇ UNVERIFIED |
| HHHpc Holdings, INC | North Augusta | SC | — | ◇ UNVERIFIED |
| HPHumates Plant | Cuba | NM | — | ◇ UNVERIFIED |
| HCHuntsman Corporation | Dalton | GA | — | ◇ UNVERIFIED |
| HFHutchinson Fertilizer LLC | Hutchinson | KS | — | ◇ UNVERIFIED |
| HAHwtg - Apopka | Apopka | FL | — | ◇ UNVERIFIED |
| HCHydrite Chemical CO | Wausau | WI | — | ◇ UNVERIFIED |
| HCHynite Corporation | Oak Creek | WI | — | ◇ UNVERIFIED |
| HCHyperion Catalysis INC | Cambridge | MA | — | ◇ UNVERIFIED |
| INI-5 North On-ramp at Exit 27 | Kalama | WA | — | ◇ UNVERIFIED |
| IAIbc Advanced Technologies, INC. V-1 | Orem | UT | — | ◇ UNVERIFIED |
| IAIbc Advanced Technologies, INC. Vineyard | Vineyard | UT | — | ◇ UNVERIFIED |
| INIb Nitrogen INC | Bucks | AL | — | ◇ UNVERIFIED |
| IAIcl Adel | Adel | GA | — | ◇ UNVERIFIED |
| IPIcl Performance Products LP | Carteret | NJ | — | ◇ UNVERIFIED |
| IPIcl Performance Products, LP | Santa Rosa | CA | — | ◇ UNVERIFIED |
| ISIcl Specialty Products INC Carondelet Plant | Saint Louis | MO | — | ◇ UNVERIFIED |
| ICImerys Carbonates LLC | Sylacauga | AL | — | ◇ UNVERIFIED |
| INImpact Nano LLC | Devens | MA | — | ◇ UNVERIFIED |
| IOIndiana Oxide | Brazil | IN | — | ◇ UNVERIFIED |
| IEInland Empire Regional Composting Author | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| IEInland Environmental | Pasco | WA | — | ◇ UNVERIFIED |
| ITInland Terminal, LLC | Woodland | CA | — | ◇ UNVERIFIED |
| IIInnophos, INC. | Geismar | LA | — | ◇ UNVERIFIED |
| ICInnovative Chemical Corporation, INC. | Cottage Grove | MN | — | ◇ UNVERIFIED |
| ICInnovative Chemical Technologies, INC. | Augusta | GA | — | ◇ UNVERIFIED |
| IWInnovative Water Care, LLC | Dayton | TN | — | ◇ UNVERIFIED |
| IWInnovative Water Care, LLC Dba Solenis | Charleston | TN | — | ◇ UNVERIFIED |
| ILInspirtec LLC | Versailles | OH | — | ◇ UNVERIFIED |
| IWInstitute Wv Facility | Institute | WV | — | ◇ UNVERIFIED |
| ICIntergulf CORP Lonestar Ecology LLC (lonstr) | Pasadena | TX | — | ◇ UNVERIFIED |
| IBInterline Brands Dc - Huntington #4960 | Huntington | WV | — | ◇ UNVERIFIED |
| ICInterplastic CORP | Hawthorne | CA | — | ◇ UNVERIFIED |
| IHIntertrade Holdings, INC. | Copperhill | TN | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (i011) | Dover | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (i02) | Alva | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (io10) | Kingfisher | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (io4) | Burlington | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (io5) | Alva | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (io6) | Alva | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (io7) | Dacoma | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (io8) | Arnett | OK | — | ◇ UNVERIFIED |
| IRIofina Resources, INC. (io9) | Kingfisher | OK | — | ◇ UNVERIFIED |
| IFIowa Fertilizer Company | Wever | IA | — | ◇ UNVERIFIED |
| JEJareson Enterprises Arizona, LLC | Casa Grande | AZ | — | ◇ UNVERIFIED |
| JTJohn Taylor Fertilizers Company, INC - Twin Cities | Elk Grove | CA | — | ◇ UNVERIFIED |
| JCJost Chemical | Overland | MO | — | ◇ UNVERIFIED |
| JSJ.r. Simplot Company | Lathrop | CA | — | ◇ UNVERIFIED |
| JSJ.r. Simplot Company - Lathrop | Truckee | CA | — | ◇ UNVERIFIED |
| JCJwa Co., LTD. | Kokomo | IN | — | ◇ UNVERIFIED |
| KPK2 Pure Solutions - Pittsburg Plant | Pittsburg | CA | — | ◇ UNVERIFIED |
| KCKeavys Corner LLC | Sebring | FL | — | ◇ UNVERIFIED |
| KGKellogg Garden Products | Lockeford | CA | — | ◇ UNVERIFIED |
| KGKellogg Garden Products | Ontario | CA | — | ◇ UNVERIFIED |
| KPKemiron Pacific INC | Fontana | CA | — | ◇ UNVERIFIED |
| KBKetjen Bayport Plant | Pasadena | TX | — | ◇ UNVERIFIED |
| KAKoch Agronomic Services Llc- | Saint Louis | MO | — | ◇ UNVERIFIED |
| KNKoch Nitorgen Location Spill Clean Up By Ge Water & Process Technologies | Enid | OK | — | ◇ UNVERIFIED |
| KNKoch Nitrogen | Enid | OK | — | ◇ UNVERIFIED |
| KNKoch Nitrogen Company - Fort Dodge | Fort Dodge | IA | — | ◇ UNVERIFIED |
| KNKoch Nitrogen Company, LLC - Marshalltown Terminal | Marshalltown | IA | — | ◇ UNVERIFIED |
| KPKopro Processing Facility | Livingston | CA | — | ◇ UNVERIFIED |
| K1Kre 1221 Broadway Owners LLC | Oakland | CA | — | ◇ UNVERIFIED |
| KKugler | Rapid City | SD | — | ◇ UNVERIFIED |
| KOKugler Oil Company - Udf | Ulysses | KS | — | ◇ UNVERIFIED |
| KAKuraray America, INC | Pasadena | TX | — | ◇ UNVERIFIED |
| LCLab Chocolate Bayou Plant | Alvin | TX | — | ◇ UNVERIFIED |
| LCLanxess CORP @ O'hare Airport Ord 838 | Chicago | IL | — | ◇ UNVERIFIED |
| LOLanxess Oxone Memphis Plant | Memphis | TN | — | ◇ UNVERIFIED |
| LCLenroc CO | Ephrata | WA | — | ◇ UNVERIFIED |
| LNLi-cycle North America Hub INC | Rochester | NY | — | ◇ UNVERIFIED |
| LTLimtech Technologies, INC. | Nahunta | GA | — | ◇ UNVERIFIED |
| LTLindzi Tran | Hayward | CA | — | ◇ UNVERIFIED |
| LMLiquid Minerals Group, INC. | New Waverly | TX | — | ◇ UNVERIFIED |
| LTLi Tungsten Superfund Site | Glen Cove | NY | — | ◇ UNVERIFIED |
| LAL.L. Associates, LLC | Daphne | AL | — | ◇ UNVERIFIED |
 Luxfer Magtech Saxonburg Plt | Saxonburg | PA | — | ◇ UNVERIFIED |
| LMLuxfer Mel Technologies Dba Mel Chemical-treatment Plant | Flemington | NJ | — | ◇ UNVERIFIED |
| LPLynx Processing Facility | Robstown | TX | — | ◇ UNVERIFIED |
| MCMacdonald Carbide CO INC | Baldwin Park | CA | — | ◇ UNVERIFIED |
| MFMaddox Foundry & Machine Works | Archer | FL | — | ◇ UNVERIFIED |
| MIMadison Industries INC | Old Bridge | NJ | — | ◇ UNVERIFIED |
| MCMagnagro Corporation | Lawrence | KS | — | ◇ UNVERIFIED |
| MPMagnida Planned Facility | American Falls | ID | — | ◇ UNVERIFIED |
| MSMagno Seed - Sugar Beet Seed Processing | Longmont | CO | — | ◇ UNVERIFIED |
| MCMagnum Colors LLC | Venetia | PA | — | ◇ UNVERIFIED |
| MRMaguire Refining | Minneapolis | MN | — | ◇ UNVERIFIED |
