| HLHexion La Grande Site | La Grande | OR | — | ◇ UNVERIFIED |
| HGHilight Gas Plant | Gillette | WY | — | ◇ UNVERIFIED |
| HBHill Brothers Chemical CO | City of Industry | CA | — | ◇ UNVERIFIED |
| HIHoneywell International INC - Geismar Complex | Geismar | LA | — | ◇ UNVERIFIED |
| HPHopewell Plant | Hopewell | VA | — | ◇ UNVERIFIED |
| HPHouston Plant | Houston | TX | — | ◇ UNVERIFIED |
| HPHouston Plant | Houston | TX | — | ◇ UNVERIFIED |
 Hudson Technologies CO | Champaign | IL | — | ◇ UNVERIFIED |
| Hudson Technologies Company | Ontario | CA | — | ◇ UNVERIFIED |
| HPHuntsman Petrochemical LLC | Conroe | TX | — | ◇ UNVERIFIED |
| HPHuntsman Petrochemical LLC | Dayton | TX | — | ◇ UNVERIFIED |
| HOHydrodec of NA LLC | Canton | OH | — | ◇ UNVERIFIED |
| ICInchem Corporation | Rock Hill | SC | — | ◇ UNVERIFIED |
| IDIndorama Decatur Site | Decatur | AL | — | ◇ UNVERIFIED |
| IVIndorama Ventures Olefin | Westlake | LA | — | ◇ UNVERIFIED |
| IAIneos Americas Pasadena Site | Pasadena | TX | — | ◇ UNVERIFIED |
| ISIneos Styrolution America Bayport Plant | Pasadena | TX | — | ◇ UNVERIFIED |
| IUIneos USA Green Lake Facility | Port Lavaca | TX | — | ◇ UNVERIFIED |
| IUIneos USA LLC | Lima | OH | — | ◇ UNVERIFIED |
| IUIneos USA LLC - Chocolate Bayou Plant | Alvin | TX | — | ◇ UNVERIFIED |
| IUIneos Usa, LLC - Laporte Pao Facility | La Porte | TX | — | ◇ UNVERIFIED |
| INInv Nylon Chemicals Americas - Orange Site | Orange | TX | — | ◇ UNVERIFIED |
| IPInv Propylene, LLC | Houston | TX | — | ◇ UNVERIFIED |
| IPIsom Plant | Mcpherson | KS | — | ◇ UNVERIFIED |
| ITIsp Technologies - Texas City | Texas City | TX | — | ◇ UNVERIFIED |
| JMJacam Manufacturing 2013 LLC South Plant | Sterling | KS | — | ◇ UNVERIFIED |
| JMJacam Mfg. - Organoclay Processing | Sterling | KS | — | ◇ UNVERIFIED |
| JBJns Biofuel LLC | New Albany | MS | — | ◇ UNVERIFIED |
| JSJr Simplot CO - Don Siding Complex | Pocatello | ID | — | ◇ UNVERIFIED |
| KIKop-coat, INC. | Saint Louis | MO | — | ◇ UNVERIFIED |
| KAKuraray America Vinyls | La Porte | TX | — | ◇ UNVERIFIED |
| LCLanxess Corporation - Charleston, Sc Plant | Charleston | SC | — | ◇ UNVERIFIED |
| LCLindau Chemicals INC | Columbia | SC | — | ◇ UNVERIFIED |
| LLLinde-clear Lake | Pasadena | TX | — | ◇ UNVERIFIED |
 Linde Gas & Equipment Inc- White City Facility | White City | OR | — | ◇ UNVERIFIED |
| LGLinde Gas North America LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| LGLinde Gas North America LLC - Clearlake Plant | Pasadena | TX | — | ◇ UNVERIFIED |
| LILinde INC - Linde Geismar Hyco Facility 595 | Geismar | LA | — | ◇ UNVERIFIED |
| LLLinde, LLC | Torrance | CA | — | ◇ UNVERIFIED |
| LOLinde - Ontario, Ca | Ontario | CA | — | ◇ UNVERIFIED |
| LPLinde - Pa 497 | Port Arthur | TX | — | ◇ UNVERIFIED |
| LLinde-sweeny | Sweeny | TX | — | ◇ UNVERIFIED |
| LTLinde - Toledo | Oregon | OH | — | ◇ UNVERIFIED |
| LWLinde - Whiting, in 5&6 | East Chicago | IN | — | ◇ UNVERIFIED |
| LILucite International INC | Nederland | TX | — | ◇ UNVERIFIED |
| LALyondellbasell Acetyls LLC (formerly Millennium) | La Porte | TX | — | ◇ UNVERIFIED |
| LCLyondell Chemical CO - Chocolate Bayou Chemicals Plant | Alvin | TX | — | ◇ UNVERIFIED |
| MMacdermid | Pasadena | TX | — | ◇ UNVERIFIED |
| MCMarathon - Catlettsburg Refinery | Catlettsburg | KY | — | ◇ UNVERIFIED |
| MMateria | Huntsville | TX | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas | Palm | PA | — | ◇ UNVERIFIED |
| MTMatheson Trigas - Longmont Branch | Longmont | CO | — | ◇ UNVERIFIED |
| MTMatheson Tri-gas - New Johnsonville Branch | Waverly | TN | — | ◇ UNVERIFIED |
| MMMda Manufacturing, INC. | Decatur | AL | — | ◇ UNVERIFIED |
| MLMesser LLC | Pekin | IL | — | ◇ UNVERIFIED |
| MLMesser LLC | Torrance | CA | — | ◇ UNVERIFIED |
| MLMesser LLC | Cherokee | AL | — | ◇ UNVERIFIED |
 Mexichem Fluor INC. | Saint Gabriel | LA | — | ◇ UNVERIFIED |
| MCMilliken Chemical Dewey Plant | Inman | SC | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC | Springfield | OR | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC | Norco | LA | — | ◇ UNVERIFIED |
| MEMorrisville Esg - Electronics Facility | Morrisville | PA | — | ◇ UNVERIFIED |
| MSMpm Silicones LLC | Friendly | WV | — | ◇ UNVERIFIED |
| NCNalco Champion | Freeport | TX | — | ◇ UNVERIFIED |
 Nalco Company LLC | Montgomery | AL | — | ◇ UNVERIFIED |
| Nalco Production LLC - Garyville Facility | Garyville | LA | — | ◇ UNVERIFIED |
| Nalco Production LLC - Nalco Company Port Allen | Port Allen | LA | — | ◇ UNVERIFIED |
| NWNalco Water Fresno Texas Facility | Fresno | TX | — | ◇ UNVERIFIED |
| NGNexair Gas Cylinder Production Plant | Memphis | TN | — | ◇ UNVERIFIED |
| NONitrous Oxide CORP | Yazoo City | MS | — | ◇ UNVERIFIED |
| NNoltex | La Porte | TX | — | ◇ UNVERIFIED |
| NFNouryon Functional Chemicals LLC Battleground | La Porte | TX | — | ◇ UNVERIFIED |
| NCNova Chemicals Olefins LLC - Geismar Ethylene Plant | Geismar | LA | — | ◇ UNVERIFIED |
| OPOak Point Plant | Belle Chasse | LA | — | ◇ UNVERIFIED |
| OBOlin Blue Cube | Freeport | TX | — | ◇ UNVERIFIED |
| OCOmega Chemicals INC | Cowpens | SC | — | ◇ UNVERIFIED |
| OCOq Chemicals Bishop LLC | Bishop | TX | — | ◇ UNVERIFIED |
| OCOrtec Clean Room Addition | Piedmont | SC | — | ◇ UNVERIFIED |
| OVOxy Vinyls LP - Deer Park Pvc | Deer Park | TX | — | ◇ UNVERIFIED |
| OVOxy Vinyls, LP - La Porte Vcm Plant | La Porte | TX | — | ◇ UNVERIFIED |
| PEPacific Ethanol Magic Valley LLC | Burley | ID | — | ◇ UNVERIFIED |
| PPPasadena Performance Products | Pasadena | TX | — | ◇ UNVERIFIED |
| PPPasadena Plant | Pasadena | TX | — | ◇ UNVERIFIED |
| PPPasadena Plastics Complex | Pasadena | TX | — | ◇ UNVERIFIED |
| PMPergan Marshall | Marshall | TX | — | ◇ UNVERIFIED |
| PBPoet Biorefining - Macon LLC | Macon | MO | — | ◇ UNVERIFIED |
| PPPolycoat Products | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| PAPolymer Additives - Cleveland Plant | Cleveland | OH | — | ◇ UNVERIFIED |
| PAPort Arthur Plant | Port Arthur | TX | — | ◇ UNVERIFIED |
| PEPrairie Ethanol, LLC | Mitchell | SD | — | ◇ UNVERIFIED |
| PDPraxair Distribution, INC. | Bethlehem | PA | — | ◇ UNVERIFIED |
| PDPraxair Distr Inc/ Morrisville | Morrisville | PA | — | ◇ UNVERIFIED |
| PIPraxair INC | Carson | CA | — | ◇ UNVERIFIED |
| PIPraxair INC Ferndale Co2 Plant | Ferndale | WA | — | ◇ UNVERIFIED |
| PIPraxair Inc- Kingman, Az | Kingman | AZ | — | ◇ UNVERIFIED |
| PSPraxair, St. Charles Facility | Norco | LA | — | ◇ UNVERIFIED |
| PDPvs Dx, INC. | Glendale | AZ | — | ◇ UNVERIFIED |
| RVRiver Valley | Panama | OK | — | ◇ UNVERIFIED |
| RARohm and Haas Texas Incorporated | Deer Park | TX | — | ◇ UNVERIFIED |
| RORutgers Organics CORP | Harrison | OH | — | ◇ UNVERIFIED |
