| LELotus Engineering INC | Ann Arbor | MI | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| LALubrizol Advanced Materials INC | Mccook | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| LCLyndal Chemical INC | Dalton | GA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MCMacallen Chemical, INC | Monroe | LA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MCMacdermid Closed | Waterbury | CT | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MEMacdermid Enthone INC | Orange | CT | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MGMacdermid Graphic Arts | Adams | MA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MAMagnablend Alice Plant | Alice | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MHMagnablend Howard Plant | Waxahachie | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MAMagnum Abrasives INC | San Bernardino | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MCMainship CORP | Midway | GA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MTMain Tech Industrial Services | Reserve | LA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MMMalbert & Mitchell Grinding Services INC | La Habra | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MNMarco Npk INC | Clinton | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MFMars Fishcare INC | Chalfont | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MLMartin Lumber 18 #1 & Swd | Union Hill | LA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MSMarubenl Specialty Chemicals | Vandalia | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MBMaster Builders Solutions US at Palmer Logistics | Grand Prairie | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MBMaster Builders Solutions US LLC | Allentown | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MWMaster Wall INC. | Lithonia | GA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MWMaster Wash | Commerce City | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MIMaxxum INC | Rush | MN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MIMc Ionic Solutions Us, INC | Memphis | TN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MRMckees Rocks Transfer Station | Mckees Rocks | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MFMetal Finishing Research CORP | Chicago | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MCMetokote Corporation | Sanford | NC | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MPMiami Products & Chemical CO. | Dayton | OH | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MPMilliporesigma - Port Washington | Port Washington | WI | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| MRMineral Right, INC. Environmental Manager | Phillipsburg | KS | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MPMirandy Products LLC | South Hempstead | NY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MEMissouri Electrochem Incorporated | Saint Louis | MO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MCMonson Chemical Distribution | Leominster | MA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MIMorton International | Grand Saline | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MSMpower Specialty Chemicals | Brookshire | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MIMti Insulated Products, INC. | Fort Wayne | IN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MGMulti-chem Gc LLC - New Iberia Chemical Distribution Facility | New Iberia | LA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MGMulti-chem Group LLC - Geismar Facility | Geismar | LA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MGMulti-chem Group, LLC Rock Springs Facility | Rock Springs | WY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MFMultisorb Filtration Group, French Road Facility | Buffalo | NY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
 Nalco Company, Energy Services Division | Evansville | WY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NCNalco CO Tulsa Plant 102 | Tulsa | OK | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NENalco Energy Services LP | Gillette | WY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NSNanochem Solutions INC | Peru | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NNanosys | Milpitas | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NDNew Deal Deicing - Denver Plant | Denver | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NJNew Jersey Fireworks | Elkton | MD | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NLNew Life Solutions, LLC | Ashland | VA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NLNex-gen LLC | Chavies | KY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NPNiche Polymer LLC | Ravenswood | WV | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| NANorth American Salt CO | Chicago | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
