| KSK.a. Steel Chemicals INC. | Muscatine | IA | — | ◇ UNVERIFIED |
| KTKel Tech, INC. | Midland | TX | — | ◇ UNVERIFIED |
| KKKem Krest - Fowlerville | Fowlerville | MI | — | ◇ UNVERIFIED |
| KSKester Solder | Des Plaines | IL | — | ◇ UNVERIFIED |
| KFKidde Fire Fighting INC | West Chester | PA | — | ◇ UNVERIFIED |
| KMKohl & Madden Printing Ink CORP | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| KEKotler Exterminating CO INC | Memphis | TN | — | ◇ UNVERIFIED |
| KCKroger CORP Smiths Food & Drug Dairy Div | Layton | UT | — | ◇ UNVERIFIED |
| KLKroger Layton Manufacturing and Distribution Center | Layton | UT | — | ◇ UNVERIFIED |
| LTLakewood Twp Cross St Landfill | Lakewood | NJ | — | ◇ UNVERIFIED |
| LULala U.s. | Omaha | NE | — | ◇ UNVERIFIED |
| LMLa Mar Ka INC | Baton Rouge | LA | — | ◇ UNVERIFIED |
| LCLamotte Company | Chestertown | MD | — | ◇ UNVERIFIED |
| LDLand-o-sun Dairies LLC (dba Pet Dairy) Richmond | Richmond | VA | — | ◇ UNVERIFIED |
| LSLang's Standard Solutions | Baton Rouge | LA | — | ◇ UNVERIFIED |
| LCLear Corporation - Winchester | Winchester | VA | — | ◇ UNVERIFIED |
| LRLea Ronal INC | Orange | CA | — | ◇ UNVERIFIED |
| LFLeprino Foods CO | Lemoore | CA | — | ◇ UNVERIFIED |
| LSLgc Standards/o2si Smart Solutions | North Charleston | SC | — | ◇ UNVERIFIED |
| LDLiberty Dairy CO | Evart | MI | — | ◇ UNVERIFIED |
| LFLifeway Foods, INC | Morton Grove | IL | — | ◇ UNVERIFIED |
| LFLincoln Fine Ingredients | Lincoln | RI | — | ◇ UNVERIFIED |
| LLLinde - Lima | Lima | OH | — | ◇ UNVERIFIED |
| LMLindon Manufacturing & Laboratory | Houston | TX | — | ◇ UNVERIFIED |
| LBLongview Blending and Distribution Center | Longview | TX | — | ◇ UNVERIFIED |
| LELotus Engineering INC | Ann Arbor | MI | — | ◇ UNVERIFIED |
| LCLowcountry Creamery, LLC | Bowman | SC | — | ◇ UNVERIFIED |
| LALubrizol Advanced Materials INC | Mccook | IL | — | ◇ UNVERIFIED |
| LCLyndal Chemical INC | Dalton | GA | — | ◇ UNVERIFIED |
| MCMacallen Chemical, INC | Monroe | LA | — | ◇ UNVERIFIED |
| MCMacdermid Closed | Waterbury | CT | — | ◇ UNVERIFIED |
| MEMacdermid Enthone Americas LLC | Maple Plain | MN | — | ◇ UNVERIFIED |
| MEMacdermid Enthone INC | Orange | CT | — | ◇ UNVERIFIED |
| MGMacdermid Graphic Arts | Adams | MA | — | ◇ UNVERIFIED |
| MAMagnablend Alice Plant | Alice | TX | — | ◇ UNVERIFIED |
| MHMagnablend Howard Plant | Waxahachie | TX | — | ◇ UNVERIFIED |
| MAMagnum Abrasives INC | San Bernardino | CA | — | ◇ UNVERIFIED |
| MCMainship CORP | Midway | GA | — | ◇ UNVERIFIED |
| MTMain Tech Industrial Services | Reserve | LA | — | ◇ UNVERIFIED |
| MMMalbert & Mitchell Grinding Services INC | La Habra | CA | — | ◇ UNVERIFIED |
 Maola Milk and Ice Cream | New Bern | NC | — | ◇ UNVERIFIED |
| MMapei | Eagan | MN | — | ◇ UNVERIFIED |
| MNMarco Npk INC | Clinton | IL | — | ◇ UNVERIFIED |
| MFMars Fishcare INC | Chalfont | PA | — | ◇ UNVERIFIED |
| MLMartin Lumber 18 #1 & Swd | Union Hill | LA | — | ◇ UNVERIFIED |
| MSMarubenl Specialty Chemicals | Vandalia | IL | — | ◇ UNVERIFIED |
| MBMaster Builders Solutions US at Palmer Logistics | Grand Prairie | TX | — | ◇ UNVERIFIED |
| MBMaster Builders Solutions US LLC | Allentown | PA | — | ◇ UNVERIFIED |
| MWMaster Wall INC. | Lithonia | GA | — | ◇ UNVERIFIED |
| MWMaster Wash | Commerce City | CO | — | ◇ UNVERIFIED |
