| MPMarathon Petroleum - Neal Propane Cavern | Kenova | WV | — | ◇ UNVERIFIED |
| MRMarathon Refinery | Mandan | ND | — | ◇ UNVERIFIED |
| MHMario's Hard Espresso | Simi Valley | CA | — | ◇ UNVERIFIED |
| MCMark C. Mehrali Dds, a Professional CORP | Camarillo | CA | — | ◇ UNVERIFIED |
| MLMarkwest Langley Processing Plant | Langley | KY | — | ◇ UNVERIFIED |
| MMMarkwest Michigan Pipeline CO LLC | Johannesburg | MI | — | ◇ UNVERIFIED |
| MUMarkwest Utica Emg, LLC | Cadiz | OH | — | ◇ UNVERIFIED |
| MRMartinez Refining Company LLC (previously Shell Oil Products Us, Martinez Ref.) | Martinez | CA | — | ◇ UNVERIFIED |
| MSMarubeni Specialty Chemical INC | Burlingame | CA | — | ◇ UNVERIFIED |
| MEMarysville Ethanol LLC | Warren | MI | — | ◇ UNVERIFIED |
| MHMarysville Hydrocarbons | Marysville | MI | — | ◇ UNVERIFIED |
| MIMateria, INC. | Pasadena | CA | — | ◇ UNVERIFIED |
| MOMatrix Oil Corporation - Rideout Heights | Whittier | CA | — | ◇ UNVERIFIED |
| MPMattiace Petrochemical Co., INC. | Glen Cove | NY | — | ◇ UNVERIFIED |
| MBMaverick Biofuels, INC. - M2 Facility | Denver | CO | — | ◇ UNVERIFIED |
| MRMazhar Rizvi | Torrance | CA | — | ◇ UNVERIFIED |
| MBMbi (molecular Biologicals International) | Irvine | CA | — | ◇ UNVERIFIED |
| MMbioteq | Long Beach | CA | — | ◇ UNVERIFIED |
| MNMbt Nevada LLC | Henderson | NV | — | ◇ UNVERIFIED |
| MIMca, INC. Ses C/o Hhe, INC. | Carson | CA | — | ◇ UNVERIFIED |
| MRMcgregor Rd | Coahoma | TX | — | ◇ UNVERIFIED |
| M1Mckittrick 17z Gas Plant | Mckittrick | CA | — | ◇ UNVERIFIED |
| MAMcpherson Agricultural Products LLC | Mcpherson | KS | — | ◇ UNVERIFIED |
| MAMedallion Adir | Paterson | NJ | — | ◇ UNVERIFIED |
| MUMedicilon USA CORP | Woburn | MA | — | ◇ UNVERIFIED |
| MEMenlo Energy Florida, LLC | Dade City | FL | — | ◇ UNVERIFIED |
| MOMerchants Oil - Merchants Oil - | Denver | CO | — | ◇ UNVERIFIED |
| MOMesa Oil INC | Golden | CO | — | ◇ UNVERIFIED |
 Mfg Chemical INC. | Dalton | GA | — | ◇ UNVERIFIED |
| MCMhba Chocolate Bayou Plant | Alvin | TX | — | ◇ UNVERIFIED |
| MMMichigan Moonshine LLC | Jenison | MI | — | ◇ UNVERIFIED |
| MSMichigan State University - Bioeconomy Institute | Holland | MI | — | ◇ UNVERIFIED |
| MDMichters Distillery LLC - Springfield Facility | Springfield | KY | — | ◇ UNVERIFIED |
| MLMicrotest Laboratories INC | Fair Oaks | CA | — | ◇ UNVERIFIED |
| MTMicro Tracers INC | Commerce | CA | — | ◇ UNVERIFIED |
| MAMid America Agriproducts-haxtun | Haxtun Area | CO | — | ◇ UNVERIFIED |
| MDMid-atlantic Detailing Products LLC | Richmond | VA | — | ◇ UNVERIFIED |
| MCMid Con Systems, INC. | Omaha | NE | — | ◇ UNVERIFIED |
| MWMiddle West Spirits, LLC | Columbus | OH | — | ◇ UNVERIFIED |
| MEMidland Estates LLC | Crockett | TX | — | ◇ UNVERIFIED |
| MAMidwest Agri-energy LLC | Salem | IL | — | ◇ UNVERIFIED |
| MBMidwest Biodiesel Products | South Roxana | IL | — | ◇ UNVERIFIED |
| MKMikuni Kansas (stormwater) | Olathe | KS | — | ◇ UNVERIFIED |
| MFMillennium Fuels Ii | Albany | KY | — | ◇ UNVERIFIED |
| MFMillers Family Spirits, INC. | York Springs | PA | — | ◇ UNVERIFIED |
| MPMilliporesigma - Port Washington | Port Washington | WI | — | ◇ UNVERIFIED |
| MPMilne Point Unit | Prudhoe Bay | AK | — | ◇ UNVERIFIED |
| MCMingo Creek Craft Distillers, LLC | Washington | PA | — | ◇ UNVERIFIED |
| MCMingo Creek Craft Distillers, LLC | Washington | PA | — | ◇ UNVERIFIED |
| MLMinnergy LLC | Eyota | MN | — | ◇ UNVERIFIED |
| MPMirenda-Classick Properties LLC | Hayward | CA | — | ◇ UNVERIFIED |
| MEMississippi Ethanol LLC | Winona | MS | — | ◇ UNVERIFIED |
| MCMitsubishi Chemical America, INC. Electrolyte Division | Memphis | TN | — | ◇ UNVERIFIED |
| MCMKAW Consulting, LLC | Columbus | OH | — | ◇ UNVERIFIED |
| MGMLD Group LLC | Hendersonville | TN | — | ◇ UNVERIFIED |
| MIMl&l INC D/b/a Necessary Oil Company | Bristol | TN | — | ◇ UNVERIFIED |
| MEMmi Etoh INC | Golden | CO | — | ◇ UNVERIFIED |
| MBMoab Brewery | Moab | UT | — | ◇ UNVERIFIED |
| MSModern Spirits LLC Dba Greenbar Distillery | Los Angeles | CA | — | ◇ UNVERIFIED |
 Molecular Matrix INC | West Sacramento | CA | — | ◇ UNVERIFIED |
| MPMomentive Performance Materials | Waterford | NY | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC | Demopolis | AL | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC. | Riegelwood | NC | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC - Moreau Facility | South Glens Falls | NY | — | ◇ UNVERIFIED |
| MWMom Water, LLC | Ferdinand | IN | — | ◇ UNVERIFIED |
| MAMontana Advanced Biofuels LLC | Great Falls | MT | — | ◇ UNVERIFIED |
| MEMontana Ethanol Project | Great Falls | MT | — | ◇ UNVERIFIED |
| MRMontco Research Prods INC | Hollister | FL | — | ◇ UNVERIFIED |
| MRMontco Research Products, INC. | Hollister | FL | — | ◇ UNVERIFIED |
| MEMor Energy LLC | Pulaski | IL | — | ◇ UNVERIFIED |
| MCMorgan County Renewable Fuels, LLC | Log Lane Village, 3.5 Mi Sw of | CO | — | ◇ UNVERIFIED |
| MIMor-mike Industries | Bridgewater | MI | — | ◇ UNVERIFIED |
| MIMorton International Inc, Dba Rohm and Haas Electronic Materials LLC | Moss Point | MS | — | ◇ UNVERIFIED |
| MIMorton International Incorporated | Taylors | SC | — | ◇ UNVERIFIED |
| MTMother's Therapy Organics LLC | Castle Rock | CO | — | ◇ UNVERIFIED |
| MEMotiva Enterprises LLC | Convent | LA | — | ◇ UNVERIFIED |
| MEMountain Empire Distillery and Winery | Elgin | AZ | — | ◇ UNVERIFIED |
| MTMplx Terminal and Storage Llc, Neal | Neal | WV | — | ◇ UNVERIFIED |
| MSMpm Silicones, LLC | Friendly | WV | — | ◇ UNVERIFIED |
| MBMr. Boston Brands of Maine Dba 1820 Spirits | Lewiston | ME | — | ◇ UNVERIFIED |
| MHMrc Holdings | Alton | IL | — | ◇ UNVERIFIED |
| MPMt Poso Tank Farm | Oildale | CA | — | ◇ UNVERIFIED |
| MRMuddy River Distillery LLC | Mount Holly | NC | — | ◇ UNVERIFIED |
| MIM&u International LLC | Branchburg | NJ | — | ◇ UNVERIFIED |
| MTMultiple Tank Hydrostatic Testing Project | Smackover | AR | — | ◇ UNVERIFIED |
| MMMundy Maintenance and Services, LLC | Portsmouth | VA | — | ◇ UNVERIFIED |
| MSMuscle Shoals Mini Storage | Muscle Shoals | AL | — | ◇ UNVERIFIED |
| MSMyriant Succinic Acid Biorefinery | Lake Providence | LA | — | ◇ UNVERIFIED |
| MLMyst Labs | San Jose | CA | — | ◇ UNVERIFIED |
| NCNalco Champion-carson Plant 0111 | Long Beach | CA | — | ◇ UNVERIFIED |
| NCNalco Company | San Diego | CA | — | ◇ UNVERIFIED |
| NKNalco Kilgore Facility | Kilgore | TX | — | ◇ UNVERIFIED |
| NINataur INC. | Baltimore | MD | — | ◇ UNVERIFIED |
| NPNational Peening Incorporated | Salem | VA | — | ◇ UNVERIFIED |
| NSNational Starch & Chemical | Island Falls | ME | — | ◇ UNVERIFIED |
| NTNational Trail Biodiesel Group LLC | Newton | IL | — | ◇ UNVERIFIED |
| NFNature's Fuel | Atwood | IN | — | ◇ UNVERIFIED |
| NRNavajo Refining | Lovington | NM | — | ◇ UNVERIFIED |
| NGNavitas Global LLC | Portales | NM | — | ◇ UNVERIFIED |
| NENebraska Energy LLC | Aurora | NE | — | ◇ UNVERIFIED |
