| MCMonson Chemical Distribution | Leominster | MA | — | ◇ UNVERIFIED |
| MRMontco Research Products, INC. | Hollister | FL | — | ◇ UNVERIFIED |
| MBMoon Blue LLC | San Diego | CA | — | ◇ UNVERIFIED |
| MCMorgan County Renewable Fuels, LLC | Log Lane Village, 3.5 Mi Sw of | CO | — | ◇ UNVERIFIED |
| MIMor-mike Industries | Bridgewater | MI | — | ◇ UNVERIFIED |
| MPMortex Products, INC. | Indianapolis | IN | — | ◇ UNVERIFIED |
| MIMorton International Inc, Dba Rohm and Haas Electronic Materials LLC | Moss Point | MS | — | ◇ UNVERIFIED |
| MDMorwet Detergent Plant | Fort Worth | TX | — | ◇ UNVERIFIED |
| MCMoss Copy Center | Denver | CO | — | ◇ UNVERIFIED |
| MTMother's Therapy Organics LLC | Castle Rock | CO | — | ◇ UNVERIFIED |
| MSMpm Silicones, LLC | Friendly | WV | — | ◇ UNVERIFIED |
| MSMpower Specialty Chemicals | Brookshire | TX | — | ◇ UNVERIFIED |
| MSM & S Recycling, LLC | Bethlehem | PA | — | ◇ UNVERIFIED |
| MIMti Insulated Products, INC. | Fort Wayne | IN | — | ◇ UNVERIFIED |
| MIM&u International LLC | Branchburg | NJ | — | ◇ 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 |
| MFMultisorb Filtration Group, French Road Facility | Buffalo | NY | — | ◇ 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 |
| NCNabr Carbondale LLC | Carbondale | IL | — | ◇ UNVERIFIED |
| NNalco | San Bernardino | CA | — | ◇ UNVERIFIED |
| NANalco an Ecolab Company | Bryan | TX | — | ◇ UNVERIFIED |
| NCNalco Champion-carson Plant 0111 | Long Beach | CA | — | ◇ UNVERIFIED |
| NCNalco Company | Lathrop | CA | — | ◇ UNVERIFIED |
| NCNalco Company | San Diego | CA | — | ◇ UNVERIFIED |
| NCNalco Company | Maiden | NC | — | ◇ UNVERIFIED |
 Nalco Company, Energy Services Division | Evansville | WY | — | ◇ UNVERIFIED |
| NCNalco CO Tulsa Plant 102 | Tulsa | OK | — | ◇ UNVERIFIED |
| NENalco Energy Services LP | Gillette | WY | — | ◇ UNVERIFIED |
| NKNalco Kilgore Facility | Kilgore | TX | — | ◇ 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 |
| NINataur INC. | Baltimore | MD | — | ◇ UNVERIFIED |
 National Foam/west Chester | West Chester | PA | — | ◇ UNVERIFIED |
| NPNational Peening Incorporated | Salem | VA | — | ◇ UNVERIFIED |
| NTNational Trail Biodiesel Group LLC | Newton | IL | — | ◇ UNVERIFIED |
| NRNatural Remedies Consulting | Modesto | CA | — | ◇ UNVERIFIED |
| NINaturemaker INC | Carlsbad | CA | — | ◇ UNVERIFIED |
| NINcoc INC | Oak Park | MI | — | ◇ UNVERIFIED |
| NCNdk Crystal INC | Belvidere | IL | — | ◇ UNVERIFIED |
| NBNelson Biotechnologies INC | Flagstaff | AZ | — | ◇ UNVERIFIED |
| NBNetzero Biofuels | Rock Tavern | NY | — | ◇ UNVERIFIED |
| NANew Age Oils, LLC | Gaffney | SC | — | ◇ UNVERIFIED |
| NDNew Deal Deicing - Denver Plant | Denver | CO | — | ◇ UNVERIFIED |
| NENew Earth Biosciences | Salem | OR | — | ◇ UNVERIFIED |
| NENew Eden Energy LLC | Saint Cloud | FL | — | ◇ UNVERIFIED |
| NENew England Biolabs, INC. | Rowley | MA | — | ◇ UNVERIFIED |
| NENew England Fertilizer CO | Quincy | MA | — | ◇ UNVERIFIED |
| NLNew Life Solutions, LLC | Ashland | VA | — | ◇ UNVERIFIED |
| NRNew Rule Productions, INC. | Van Nuys | CA | — | ◇ UNVERIFIED |
| NSNew South Chemicals, INC. | Kennesaw | GA | — | ◇ UNVERIFIED |
| NTNew Technology Plastics | Westminster | CA | — | ◇ UNVERIFIED |
| NMNewton Manufacturing Plant | Port Lavaca | TX | — | ◇ UNVERIFIED |
| NLNex-gen LLC | Chavies | KY | — | ◇ UNVERIFIED |
| NRNext Renewable Fuels Oregon, LLC | Clatskanie | OR | — | ◇ UNVERIFIED |
| NPNiche Polymer LLC | Ravenswood | WV | — | ◇ UNVERIFIED |
| NHNineteen Holding Company, LLC | Bremen | IN | — | ◇ UNVERIFIED |
| NHNineteen Holding Company, LLC | Glen Ellyn | IL | — | ◇ UNVERIFIED |
| NRNioxin Research Lab INC | Lithia Springs | GA | — | ◇ UNVERIFIED |
| NSNippon Shokubai America Industries Pasadena | Pasadena | TX | — | ◇ UNVERIFIED |
| NJN. Jonas & CO. INC. | Bensalem | PA | — | ◇ UNVERIFIED |
| NLNk Labs INC | Tampa | FL | — | ◇ UNVERIFIED |
| N2No. 23 Operations INC | Shasta Lake | CA | — | ◇ UNVERIFIED |
| NMNof Metal Coatings North America INC | New Hudson | MI | — | ◇ UNVERIFIED |
| NFNomadic Frankincense & Myrrh, INC. | Minneapolis | MN | — | ◇ UNVERIFIED |
| NENorcal Engineering INC | San Jose | CA | — | ◇ UNVERIFIED |
| NANorth American Salt CO | Chicago | IL | — | ◇ UNVERIFIED |
| NANorthern Adhesives, INC. | Maspeth | NY | — | ◇ UNVERIFIED |
| NPNorthwestern Plating Works | Chicago | IL | — | ◇ UNVERIFIED |
| NVNorwalk Village CORP | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| NINorwest Ingredients LLC Royal City | Royal City | WA | — | ◇ UNVERIFIED |
| NCNo-strip Chemical | Commerce City | CO | — | ◇ UNVERIFIED |
| NCNottingham Company | Atlanta | GA | — | ◇ UNVERIFIED |
| NCNouryon Chemicals LLC | Mays Landing | NJ | — | ◇ UNVERIFIED |
| NFNouryon Functional Chemicals Burt Plant | Burt | NY | — | ◇ UNVERIFIED |
| NPNouryon Pulp & Performance Chemicals | Duluth | GA | — | ◇ UNVERIFIED |
| NSNouryon Surface Chemistry LLC | Salisbury | NC | — | ◇ UNVERIFIED |
| NPNova Pressroom Products | Jacksonville | FL | — | ◇ UNVERIFIED |
| NBNovozymes Biologicals INC - South Broad Street | Salem | VA | — | ◇ UNVERIFIED |
| NANufarm Americas INC | Chicago Heights | IL | — | ◇ UNVERIFIED |
| NLNumake-2 LLC of Mn | Little Falls | MN | — | ◇ UNVERIFIED |
| NINuset Industries, Orrco, 02 Bl (nuseti) | Salt Lake City | UT | — | ◇ UNVERIFIED |
| NWNu Wood Design | Lake Forest | CA | — | ◇ UNVERIFIED |
| NLNuzelmeyer LLC | Bear | DE | — | ◇ UNVERIFIED |
| NPNyacol Products Incorporated | Ashland | MA | — | ◇ UNVERIFIED |
| OCOak-bark CORP | Riegelwood | NC | — | ◇ UNVERIFIED |
| OFOberon Fuels Kershaw Facility | Brawley | CA | — | ◇ UNVERIFIED |
| OObiter | Champaign | IL | — | ◇ UNVERIFIED |
