| MPMars Petcare U.s. Inc, | Birmingham | AL | — | ◇ UNVERIFIED |
 Mars Petcare US INC | Washington Court House | OH | — | ◇ UNVERIFIED |
| Mars Petcare US INC. | Everson | PA | — | ◇ UNVERIFIED |
| MPMars Petcare US INC / Miami Pet Food Processing Plant | Miami | OK | — | ◇ UNVERIFIED |
| Mars Petcare US Incorporate | Manassas | VA | — | ◇ UNVERIFIED |
| Mars Petcare Us, INC - Pet Food Mfg | Pueblo | CO | — | ◇ UNVERIFIED |
| MWMars Wrigley Confectionery | Chattanooga | TN | — | ◇ UNVERIFIED |
| MBMartin Bauer INC | Islandia | NY | — | ◇ UNVERIFIED |
| MCMartin Country Meats | Stevens | PA | — | ◇ UNVERIFIED |
| MMartinizing | Palatine | IL | — | ◇ UNVERIFIED |
| MLMartin Lumber 18 #1 & Swd | Union Hill | LA | — | ◇ UNVERIFIED |
| MEMartin's Elevator | Hagerstown | MD | — | ◇ UNVERIFIED |
| MSMartin Stone Quarries/washington | Bechtelsville | PA | — | ◇ UNVERIFIED |
| MSMarubenl Specialty Chemicals | Vandalia | IL | — | ◇ UNVERIFIED |
| MKMary Kay Abts | Pekin | IL | — | ◇ UNVERIFIED |
| MFMarzetti Frozen Pasta | Altoona | IA | — | ◇ UNVERIFIED |
| MPMaschhoffs Pork LLC | Carlyle | IL | — | ◇ UNVERIFIED |
| MCMason Candlelight | Middlesex | NJ | — | ◇ UNVERIFIED |
| MMMason Mfg INC | Decatur | IL | — | ◇ UNVERIFIED |
| MEMassac Environmental Tech INC | Centralia | IL | — | ◇ UNVERIFIED |
| MCMassasoit Community College | Canton | MA | — | ◇ UNVERIFIED |
| MHMassdot Highway Division | Boston | MA | — | ◇ UNVERIFIED |
| MAMasselles Auto Body Inc/langhorne | Langhorne | PA | — | ◇ UNVERIFIED |
| MHMassey Hill | Massey | MD | — | ◇ UNVERIFIED |
| MBMaster Builders Solutions US at Palmer Logistics | Grand Prairie | TX | — | ◇ UNVERIFIED |
| MBMaster Builders Solutions US LLC | Allentown | PA | — | ◇ UNVERIFIED |
| MIMastertaste INC. | Fenton | MO | — | ◇ UNVERIFIED |
| MWMaster Wall INC. | Lithonia | GA | — | ◇ UNVERIFIED |
| MWMaster Wash | Commerce City | CO | — | ◇ UNVERIFIED |
| MPMast Pastured Poultry | Jamesport | MO | — | ◇ UNVERIFIED |
| MRMaterial Resources INC | Washington Park | IL | — | ◇ UNVERIFIED |
| MEMathis Excavating | Du Quoin | IL | — | ◇ UNVERIFIED |
| MSMatrix Scientific | Pontiac | SC | — | ◇ UNVERIFIED |
| MLMatt Leigh | Pontiac | IL | — | ◇ UNVERIFIED |
| MPMaui Pineapple CO LTD. | Kahului | HI | — | ◇ UNVERIFIED |
| MLMauna Loa Macadamia Nut | Hilo | HI | — | ◇ UNVERIFIED |
| MCMaximus Coffee Group | Houston | TX | — | ◇ UNVERIFIED |
| MIMaxxum INC | Rush | MN | — | ◇ UNVERIFIED |
| MPMcadam Plant Chateaugay | Chateaugay | NY | — | ◇ UNVERIFIED |
| MFMccain Foods USA INC | Grand Island | NE | — | ◇ UNVERIFIED |
| MFMccain Foods Usa, INC. - Easton, Me Facility | Easton | ME | — | ◇ UNVERIFIED |
| MMMccain Meat Processing LLC | Sandy Hook | MS | — | ◇ UNVERIFIED |
| MCMccormick & CO - 10901 Gilroy Road | Hunt Valley | MD | — | ◇ UNVERIFIED |
| MCMccormick & Company, INC. | Hunt Valley | MD | — | ◇ UNVERIFIED |
| MFMccormick Flavor Division | Irving | TX | — | ◇ UNVERIFIED |
| MMcfona | Geneva | IL | — | ◇ UNVERIFIED |
| MPMchenry Public Works Garage | Mchenry | IL | — | ◇ UNVERIFIED |
| MIMc Ionic Solutions Us, INC | Memphis | TN | — | ◇ UNVERIFIED |
| MRMckees Rocks Transfer Station | Mc Kees Rocks | PA | — | ◇ UNVERIFIED |
| MPMcrez Packing International | Lyonsdale | NY | — | ◇ UNVERIFIED |
| MIMcshares, INC. | Salina | KS | — | ◇ UNVERIFIED |
| MPMds Pharma Services | Bothell | WA | — | ◇ UNVERIFIED |
| MIMeadowvale INC | Sandwich | IL | — | ◇ UNVERIFIED |
| MPMeda Pharmaceuticals INC | Decatur | IL | — | ◇ UNVERIFIED |
| MIMedarex INC | Stewartsville | NJ | — | ◇ UNVERIFIED |
| MDMedimmune Distribution LLC | Shepherdsville | KY | — | ◇ UNVERIFIED |
| MIMedi-physics INC | South Plainfield | NJ | — | ◇ UNVERIFIED |
| MIMedline Industries, INC. | Prichard | WV | — | ◇ UNVERIFIED |
| MFMedora Fs, INC. | Medora | IL | — | ◇ UNVERIFIED |
| MLMedranos Landscape INC | Rockford | IL | — | ◇ UNVERIFIED |
| MIMedtronic INC | Monmouth Junction | NJ | — | ◇ UNVERIFIED |
| MAMedvejie Aquaculture Facility Nsraa | Sitka | AK | — | ◇ UNVERIFIED |
| MHMegquier Hill Farms | Portland | ME | — | ◇ UNVERIFIED |
| MTMeioco Terminal | Ashkum | IL | — | ◇ UNVERIFIED |
| MAMelick Aquafeeds Inc/catawissa Fish Food Plt | Catawissa | PA | — | ◇ UNVERIFIED |
| MTMelinta Therapeutics INC | New Haven | CT | — | ◇ UNVERIFIED |
| MFMelody Farms LLC | Detroit | MI | — | ◇ UNVERIFIED |
| MDMendez Dairy | Perth Amboy | NJ | — | ◇ UNVERIFIED |
| MFMenu Foods INC | Pennsauken | NJ | — | ◇ UNVERIFIED |
| MMMerced Milling CO LLC | Planada | CA | — | ◇ UNVERIFIED |
| MAMerck Animal Health | Omaha | NE | — | ◇ UNVERIFIED |
| MSMerck Sharp & Dohme CORP | Lansdale | PA | — | ◇ UNVERIFIED |
| MSMerial Select | Fuquay Varina | NC | — | ◇ UNVERIFIED |
| MSMerial Select | Berlin | MD | — | ◇ UNVERIFIED |
 Meridian Medical Technologies | Saint Louis | MO | — | ◇ UNVERIFIED |
| MMMeridian Medical Technologies INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| MVMeridian Vineyards | Paso Robles | CA | — | ◇ UNVERIFIED |
| MIMerkle-korff Industries- Plant 3 | Des Plaines | IL | — | ◇ UNVERIFIED |
| MOMerricks of Nebraska L L C | Oxford | NE | — | ◇ UNVERIFIED |
| MBMerrill Blueberry Farms, INC. | Ellsworth | ME | — | ◇ UNVERIFIED |
| MAMerryman Aggregates | Harvard | IL | — | ◇ UNVERIFIED |
| MAMerryman Aggregates LLC | Woodstock | IL | — | ◇ UNVERIFIED |
| MEMerryman Excavation INC | Woodstock | IL | — | ◇ UNVERIFIED |
| MIMesa Ingredients - Clovis Plant | Clovis | NM | — | ◇ UNVERIFIED |
| MFMetal Finishing Research CORP | Chicago | IL | — | ◇ UNVERIFIED |
| MMMetal Management Midwest INC | Bedford Park | IL | — | ◇ UNVERIFIED |
| MCMetokote Corporation | Sanford | NC | — | ◇ UNVERIFIED |
| MTMetrolink Transit | Rock Island | IL | — | ◇ UNVERIFIED |
| MAMetropolis Airport | Metropolis | IL | — | ◇ UNVERIFIED |
| MPMetropolitan Pier & Exposition Authority | Chicago | IL | — | ◇ UNVERIFIED |
| MMMeyer Materials CO | Crystal Lake | IL | — | ◇ UNVERIFIED |
| MAMfa Agri Service | Alma | MO | — | ◇ UNVERIFIED |
| MAMfa Agri Service - Marion County | Hannibal | MO | — | ◇ UNVERIFIED |
| MAMfa Agri Service - Mexico | Mexico | MO | — | ◇ UNVERIFIED |
| MAMfa Agri Services - Versailles | Versailles | MO | — | ◇ UNVERIFIED |
| MWMg Waldbaum/michael Foods Lake Prairie | Le Sueur | MN | — | ◇ UNVERIFIED |
| MPMiami Products & Chemical CO. | Dayton | OH | — | ◇ UNVERIFIED |
| MAMichael and Son Services | Richmond | VA | — | ◇ UNVERIFIED |
| MDMichters Distillery LLC - Springfield Facility | Springfield | KY | — | ◇ UNVERIFIED |
| MAMicrotron Abrasives, INC. | Pineville | NC | — | ◇ UNVERIFIED |
