| MEMissouri Electrochem Incorporated | Saint Louis | MO | — | ◇ UNVERIFIED |
| MSM-i Swaco | Shafter | CA | — | ◇ UNVERIFIED |
| MCMitsubishi Chemical America, INC. | Charlotte | NC | — | ◇ UNVERIFIED |
| MEMitsubishi Electric | Los Angeles | CA | — | ◇ UNVERIFIED |
| MSMittal Steel USA Weirton INC | Weirton | WV | — | ◇ UNVERIFIED |
| MMitwellness | Blue Springs | MO | — | ◇ UNVERIFIED |
| MMMix Manufacturing INC Dba Prism Corporation | Saint Paul | MN | — | ◇ UNVERIFIED |
| MSM&J Sunshine Corporation | Hialeah | FL | — | ◇ UNVERIFIED |
| MCMKAW Consulting, LLC | Columbus | OH | — | ◇ UNVERIFIED |
| MIMl&l INC D/b/a Necessary Oil Company | Bristol | TN | — | ◇ UNVERIFIED |
| MMM&m Maintenance | South El Monte | CA | — | ◇ UNVERIFIED |
| MSMmp Sco LLC | Taft | LA | — | ◇ UNVERIFIED |
| MIMoasis, INC. | San Jose | CA | — | ◇ UNVERIFIED |
| MMMobile Mini | Gardena | CA | — | ◇ UNVERIFIED |
| MOMobil Oil Plano | Plano | TX | — | ◇ UNVERIFIED |
| MSModern Sprout LLC | Chicago | IL | — | ◇ UNVERIFIED |
| MWModern Waste Solutions, INC. | Sacramento | CA | — | ◇ UNVERIFIED |
| MFMohawk Finishing Products Site Former-rpm | Amsterdam | NY | — | ◇ UNVERIFIED |
| MSMojave Space Port | Mojave | CA | — | ◇ UNVERIFIED |
| MGMolecular Glasses inc. | Rochester | NY | — | ◇ UNVERIFIED |
 Molecular Products, INC | Boulder | CO | — | ◇ UNVERIFIED |
| MIMoleculax INC | Pasadena | CA | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC. | Brady | TX | — | ◇ UNVERIFIED |
| MCMonsanto Chemical Company | Long Beach | CA | — | ◇ UNVERIFIED |
| MCMonson Chemical Distribution | Leominster | MA | — | ◇ UNVERIFIED |
| MMMontgomery Manufacturing Company | Kennedale | TX | — | ◇ UNVERIFIED |
| MBMoon Blue LLC | San Diego | CA | — | ◇ UNVERIFIED |
| MVMoon Valley Nursery | Thermal | CA | — | ◇ UNVERIFIED |
| MMMortech Mfg | Azusa | CA | — | ◇ UNVERIFIED |
| MPMortex Products, INC. | Indianapolis | IN | — | ◇ UNVERIFIED |
| MIMorton International Incorporated | Taylors | SC | — | ◇ UNVERIFIED |
| MDMorwet Detergent Plant | Fort Worth | TX | — | ◇ UNVERIFIED |
| MCMoss Copy Center | Denver | CO | — | ◇ UNVERIFIED |
| MEMotiva Enterprises LLC | Convent | LA | — | ◇ UNVERIFIED |
| MOMotor Oil Removal | Carteret | NJ | — | ◇ UNVERIFIED |
| MCMountainside Coal CO INC - Coal Briquetting Plant | Barbourville | KY | — | ◇ UNVERIFIED |
| MHMount Hood Chemical Corporation | Portland | OR | — | ◇ UNVERIFIED |
| MLMountune LLC | Carson | CA | — | ◇ UNVERIFIED |
| MPM Paggen Trucking INC | Corona | CA | — | ◇ UNVERIFIED |
| MTMplx Terminal and Storage Llc, Neal | Neal | WV | — | ◇ UNVERIFIED |
| MSMpower Specialty Chemicals | Brookshire | TX | — | ◇ UNVERIFIED |
| MIMro INC | Cottondale | FL | — | ◇ UNVERIFIED |
| MSM & S Auto | Sacramento | CA | — | ◇ UNVERIFIED |
| MSM & S Recycling, LLC | Bethlehem | PA | — | ◇ UNVERIFIED |
| MIMti Insulated Products, INC. | Fort Wayne | IN | — | ◇ UNVERIFIED |
| MPMt Poso Tank Farm | Oildale | CA | — | ◇ UNVERIFIED |
| MLMulberry La LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| MGMulti-chem Gc LLC - New Iberia Chemical Distribution Facility | New Iberia | LA | — | ◇ UNVERIFIED |
| MGMulti-chem Group LLC - Geismar Facility | Geismar | LA | — | ◇ UNVERIFIED |
| MGMulti-chem Group, LLC Rock Springs Facility | Rock Springs | WY | — | ◇ UNVERIFIED |
| MRMultichem Rifle Facility | Rifle | CO | — | ◇ UNVERIFIED |
| MSMulti-pack Solutions LLC | Mount Prospect | IL | — | ◇ UNVERIFIED |
| MTMultiple Tank Hydrostatic Testing Project | Smackover | AR | — | ◇ UNVERIFIED |
| MFMultisorb Filtration Group, French Road Facility | Buffalo | NY | — | ◇ UNVERIFIED |
| MMMunicipal Maintenance Equipment | Hayward | CA | — | ◇ UNVERIFIED |
| MSMurphy Square | Sunnyvale | CA | — | ◇ UNVERIFIED |
| MBMusee Bath | Madison | MS | — | ◇ UNVERIFIED |
| MCMwc Commercial | San Clemente | CA | — | ◇ UNVERIFIED |
| MEM/y Eminence at Broadway Pier | San Diego | CA | — | ◇ UNVERIFIED |
| NCNabr Carbondale LLC | Carbondale | IL | — | ◇ UNVERIFIED |
| NNalco | San Bernardino | CA | — | ◇ UNVERIFIED |
| NANalco an Ecolab Company | Bryan | TX | — | ◇ UNVERIFIED |
| NCNalco Chemical CO | Chicago | IL | — | ◇ UNVERIFIED |
| NCNalco Chemical CO. | Paulsboro | NJ | — | ◇ UNVERIFIED |
| NCNalco Company | Maiden | NC | — | ◇ UNVERIFIED |
| NCNalco Company | Lathrop | CA | — | ◇ UNVERIFIED |
 Nalco Company, Energy Services Division | Evansville | WY | — | ◇ UNVERIFIED |
| NCNalco CO Tulsa Plant 102 | Tulsa | OK | — | ◇ UNVERIFIED |
| NENalco Energy Services LP | Gillette | WY | — | ◇ UNVERIFIED |
| Nalco Production Texarkana | Texarkana | TX | — | ◇ UNVERIFIED |
| NSNanochem Solutions INC | Peru | IL | — | ◇ UNVERIFIED |
| NCNanogram Corporation | Milpitas | CA | — | ◇ UNVERIFIED |
| NDNanogram Devices Corporation | Fremont | CA | — | ◇ UNVERIFIED |
| NNanoh20 | El Segundo | CA | — | ◇ UNVERIFIED |
| NTNanointegris Technologies INC | Menlo Park | CA | — | ◇ UNVERIFIED |
| NINanosyn INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| NNanosys | Milpitas | CA | — | ◇ UNVERIFIED |
| NMNanotech Metals, INC. | Lakeland | FL | — | ◇ UNVERIFIED |
| NSNapa Soap, INC. | Saint Helena | CA | — | ◇ UNVERIFIED |
| NGNasco Group LLC | Houston | TX | — | ◇ UNVERIFIED |
| NGNasco Group LLC | Houston | TX | — | ◇ UNVERIFIED |
| NGNasco Group LLC | Medley | FL | — | ◇ UNVERIFIED |
| NANational Aperture INC | Salem | NH | — | ◇ UNVERIFIED |
| NANational Automotive Chemical, Incorporated | Cambridge | OH | — | ◇ UNVERIFIED |
 National Foam/west Chester | West Chester | PA | — | ◇ UNVERIFIED |
| NGNational Grid - K-nassau Works Mgp | Brooklyn | NY | — | ◇ UNVERIFIED |
| NPNational Petroleum Transporters INC | Riverhead | NY | — | ◇ UNVERIFIED |
| NVNational Vista Prod CO Packaging Div | Kingsbury | IN | — | ◇ UNVERIFIED |
| NFNatural Flower Power LLC | Cameron Park | CA | — | ◇ UNVERIFIED |
| NRNatural Remedies Consulting | Modesto | CA | — | ◇ UNVERIFIED |
| NINaturemaker INC | Carlsbad | CA | — | ◇ UNVERIFIED |
| NLNaturich Labs, INC. | Garland | TX | — | ◇ UNVERIFIED |
| NRNavajo Refining | Lovington | NM | — | ◇ UNVERIFIED |
| NINavico Ind Dba Navy Brand Mfg CO | Saint Louis | MO | — | ◇ UNVERIFIED |
| NINcoc INC | Oak Park | MI | — | ◇ UNVERIFIED |
| NCNdk Crystal INC | Belvidere | IL | — | ◇ UNVERIFIED |
| NONecessary Oil CO | Bristol | TN | — | ◇ UNVERIFIED |
| NONecessary Oil & Trucking CO | Bristol | TN | — | ◇ UNVERIFIED |
| NNectarlife | Las Vegas | NV | — | ◇ UNVERIFIED |
| NNNectar Natural Infusions | Las Vegas | NV | — | ◇ UNVERIFIED |
