| MRMidwest Remanufacturing, LLC | Bedford Park | IL | — | ◇ UNVERIFIED |
| MSMidwest Stairs & Iron, Inc. | Milwaukee | WI | — | ◇ UNVERIFIED |
| MWMidwest Welding Solutions CORP | Waukesha | WI | — | ◇ UNVERIFIED |
| MWMidwest Wrought Iron INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MBMike Boone Properties, LLC, a California Limited Liability Company | Garden Grove | CA | — | ◇ UNVERIFIED |
| MDMike Dyell Machine Shop & Hydraulics, in | Rialto | CA | — | ◇ UNVERIFIED |
| MOMike Owen Fabrication | Bakersfield | CA | — | ◇ UNVERIFIED |
| MFMike's Foundry INC. | Ravenna | MI | — | ◇ UNVERIFIED |
| MMMike's Machine Shop | Licking | MO | — | ◇ UNVERIFIED |
| MPMike's Performance & Machine Shop | Las Cruces | NM | — | ◇ UNVERIFIED |
| MIMikris, INC. | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| MMMiktin Metals, Inc. | Twinsburg | OH | — | ◇ UNVERIFIED |
| MLMilacron LLC | Tecumseh | MI | — | ◇ UNVERIFIED |
| MHMilans Holdings Enterprises LLC | Doral | FL | — | ◇ UNVERIFIED |
| MMMile-hi Machine, INC. | Arvada | CO | — | ◇ UNVERIFIED |
| MMMiles Machine LLC | Waterboro | ME | — | ◇ UNVERIFIED |
| MMMillcraft Mfg INC | San Jose | CA | — | ◇ UNVERIFIED |
| MMMillennium Machining, INC | Lewiston | UT | — | ◇ UNVERIFIED |
| MPMillennium Power Services, Inc. | Westfield | MA | — | ◇ UNVERIFIED |
| MMMiller Machined Products, INC. | Endeavor | WI | — | ◇ UNVERIFIED |
| MMMiller Machine & Mechanical Inc. | Mexico | NY | — | ◇ UNVERIFIED |
| MMMiller Machine & Mechanical, INC. | Mexico | NY | — | ◇ UNVERIFIED |
| MMMiller Machine Works, LLC | San Diego | CA | — | ◇ UNVERIFIED |
| MMMiller & Mapco Hi Tech Fab, LLC | Lexington | OH | — | ◇ UNVERIFIED |
| MMMiller Method Imports INC. | Miami Beach | FL | — | ◇ UNVERIFIED |
| MMMiller Mfg CORP | Nappanee | IN | — | ◇ UNVERIFIED |
 Miller Welding & Machine Co/maplevale Plt | Brookville | PA | — | ◇ UNVERIFIED |
| MMMill Mechanical, LLC. | Monroe | OH | — | ◇ UNVERIFIED |
| MMMillpro Manufacturing and Engineering | Hawthorne | CA | — | ◇ UNVERIFIED |
| MPMill Pro Manufacturing LLC | Bluffdale | UT | — | ◇ UNVERIFIED |
| MPMill Pro Manufacturing LLC | Bluffdale | UT | — | ◇ UNVERIFIED |
| MIMillville Iron Works Co., INC. | Millville | NJ | — | ◇ UNVERIFIED |
| MMMillwood Metalworks INC | Freeport | MN | — | ◇ UNVERIFIED |
| MUMimecri Usa, LLC | Thomasville | GA | — | ◇ UNVERIFIED |
| MEMinas Equity Partners, LLC | Winston Salem | NC | — | ◇ UNVERIFIED |
| MWMineral Wells | Mineral Wells | TX | — | ◇ UNVERIFIED |
| MAMinnesota Ag Power INC Howard Lake | Howard Lake | MN | — | ◇ UNVERIFIED |
| MMMinnesota Machining Incorporated | Wyoming | MN | — | ◇ UNVERIFIED |
| MMMinnesota Metal Fabrications INC. | Minneapolis | MN | — | ◇ UNVERIFIED |
| MMMinnesota Metals INC | Spring Valley | MN | — | ◇ UNVERIFIED |
| MWMinnesota Waterjet INC | Ramsey | MN | — | ◇ UNVERIFIED |
| MPMiratech Prior Lake INC | Prior Lake | MN | — | ◇ UNVERIFIED |
| MTMission Tool & Mfg CO INC | Hayward | CA | — | ◇ UNVERIFIED |
| MLMississippi Laser, Inc. | Stockton | IA | — | ◇ UNVERIFIED |
| MPMississippi Precision Casting Parts, LLC | Columbus | MS | — | ◇ UNVERIFIED |
| MPMissouri Pressed Metals INC. | Sedalia | MO | — | ◇ UNVERIFIED |
| MLMist123, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| MMMisty Mountain Industries INC. | Mountain Home | AR | — | ◇ UNVERIFIED |
| MMiswaco | Tulsa | OK | — | ◇ UNVERIFIED |
| MDMitchell & Duce INC Dba Mitchell Bros | Buena Park | CA | — | ◇ UNVERIFIED |
