| MMMidwest Metal Works INC | Grove City | MN | — | ◇ UNVERIFIED |
| MMMidwest Metal Works, LLC | Sparta | MO | — | ◇ UNVERIFIED |
 Midwest Precision Tooling and Manufacturing LLC | Buffalo | MN | — | ◇ UNVERIFIED |
| Midwest Precision Tooling and Manufacturing LLC | Hutchinson | MN | — | ◇ UNVERIFIED |
| Midwest Precision Tooling and Manufacturing LLC | New Ulm | MN | — | ◇ UNVERIFIED |
| MPMidwest Production Solutions | Moran | KS | — | ◇ UNVERIFIED |
| MPMidwest Pro Manufacturing INC. | Rock Valley | IA | — | ◇ UNVERIFIED |
| MRMidwest Remanufacturing, LLC | Bedford Park | IL | — | ◇ UNVERIFIED |
| MSMidwest Screw Products INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MSMidwest Stairs & Iron, Inc. | Milwaukee | WI | — | ◇ UNVERIFIED |
| MSMidwest Steel Rule Cutting Die, INC. | Indianapolis | IN | — | ◇ UNVERIFIED |
| MWMidwest Welding Solutions CORP | Waukesha | WI | — | ◇ UNVERIFIED |
| MWMidwest Wrought Iron INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MEM&i Electric Industries, INC. | Pasadena | TX | — | ◇ UNVERIFIED |
| MBMighty Buildings | Oakland | CA | — | ◇ UNVERIFIED |
| MSMiguel's Sheet Metal | Los Angeles | CA | — | ◇ UNVERIFIED |
| MMMikco Manufacturing Technology, INC. | Wallingford | CT | — | ◇ 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 |
| MMMike's Machine Shop | Licking | MO | — | ◇ UNVERIFIED |
| MPMike's Performance & Machine Shop | Las Cruces | NM | — | ◇ UNVERIFIED |
| MTMike Tran and Yen Kim Ta, as Trustees of the Tran Family Trust | San Jose | CA | — | ◇ UNVERIFIED |
| MIMikris, INC. | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| MMMiktin Metals, Inc. | Twinsburg | OH | — | ◇ UNVERIFIED |
| MMilacron | Mcpherson | KS | — | ◇ UNVERIFIED |
| MHMilans Holdings Enterprises LLC | Doral | FL | — | ◇ UNVERIFIED |
| MMMile-hi Machine, INC. | Arvada | CO | — | ◇ UNVERIFIED |
| MMMiles Machine LLC | Waterboro | ME | — | ◇ UNVERIFIED |
| MAMilford Automatics INC | Milford | CT | — | ◇ UNVERIFIED |
| MRMilford Rivet | Fullerton | CA | — | ◇ UNVERIFIED |
| MPMillco Products | Bedford | TX | — | ◇ UNVERIFIED |
| MMMillcraft Mfg INC | San Jose | CA | — | ◇ UNVERIFIED |
| MEMillenium Engine Plating | Hialeah | FL | — | ◇ UNVERIFIED |
| MMMillennium Machining, INC | Lewiston | UT | — | ◇ UNVERIFIED |
| MPMillennium Power Services, Inc. | Westfield | MA | — | ◇ UNVERIFIED |
| MCMiller Cat Corporation | Santa Clara | CA | — | ◇ 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 |
| MPMiller Precision Edm, LLC | Goffstown | NH | — | ◇ UNVERIFIED |
 Miller Welding & Machine CO | Brookville | PA | — | ◇ UNVERIFIED |
| Miller Welding & Machine Co/maplevale Plt | Brookville | PA | — | ◇ UNVERIFIED |
| MMMill Man Steel INC | Fontana | CA | — | ◇ 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 |
| MMMilltech Machining INC | San Jose | CA | — | ◇ UNVERIFIED |
| MMMilltech Machining INC | San Jose | CA | — | ◇ UNVERIFIED |
| MIMillville Iron Works Co., INC. | Millville | NJ | — | ◇ UNVERIFIED |
| MVMillville Volunteer Fire Dept. | Millville | CA | — | ◇ UNVERIFIED |
| MMMillwood Metalworks INC | Freeport | MN | — | ◇ UNVERIFIED |
| MAMilners Anodizing | Santa Rosa | CA | — | ◇ UNVERIFIED |
| MPMil-spec Plating CORP | South El Monte | CA | — | ◇ UNVERIFIED |
| MEMind's Eye Companies Worlwide, INC. | Marietta | GA | — | ◇ UNVERIFIED |
| MWMineral Wells | Mineral Wells | TX | — | ◇ UNVERIFIED |
| MBMinerite Buffalo Properties, LLC | Buffalo | WY | — | ◇ 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 |
| MMMinnesota Metalworks INC | Perham | MN | — | ◇ UNVERIFIED |
| MWMinnesota Waterjet INC | Ramsey | MN | — | ◇ UNVERIFIED |
| MMMinnotte Manufacturing Corporation | Trafford | PA | — | ◇ UNVERIFIED |
| MAMinova Americas Dba Minova Holdings INC. | Marion | IL | — | ◇ UNVERIFIED |
| MUMinova USA INC. | Proctorville | OH | — | ◇ UNVERIFIED |
| MPMiracle Paintrejuvenator Company, Inc. | South Saint Paul | MN | — | ◇ UNVERIFIED |
| MBMiralani Business Park | San Diego | CA | — | ◇ UNVERIFIED |
| MPMiratech Prior Lake INC | Prior Lake | MN | — | ◇ UNVERIFIED |
| MPMirror Polishing & Plating CO INC | Waterbury | CT | — | ◇ UNVERIFIED |
| MTMission Tool & Mfg CO INC | Hayward | CA | — | ◇ UNVERIFIED |
| MLMississippi Laser, Inc. | Stockton | IA | — | ◇ 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 |
| MMMitchell Machine Works, INC. | Dalton | GA | — | ◇ UNVERIFIED |
| MMMitchell Manufacturing, INC. | Tomball | TX | — | ◇ UNVERIFIED |
| MSMitchell & Son INC | Memphis | TN | — | ◇ UNVERIFIED |
| MUMitek Usa, INC. | Tolleson | AZ | — | ◇ UNVERIFIED |
| MHMit-Ka Holdings Corporation | Lake Havasu City | AZ | — | ◇ UNVERIFIED |
| MMMitten Manufacturing | Syracuse | NY | — | ◇ UNVERIFIED |
| MJM J B Chrome Plating & Polishing | Rialto | CA | — | ◇ UNVERIFIED |
| MCMJCA Companies, LLC | Blaine | MN | — | ◇ UNVERIFIED |
| MMMjj Machine Shop | Mission | TX | — | ◇ UNVERIFIED |
| MEMJLJ Enterprises, LLC | Anaheim | CA | — | ◇ UNVERIFIED |
| MJM. J. Machine, INC. | Bridgewater | MA | — | ◇ UNVERIFIED |
 Mjm Manufacturing Solutions INC | Swansea | MA | — | ◇ UNVERIFIED |
| MIMjolnir Industries, LLC | Oxnard | CA | — | ◇ UNVERIFIED |
| MJM & J Sqd. LLC | Floyd | VA | — | ◇ UNVERIFIED |
| M1MK 1 Studio, LLC | West Jordan | UT | — | ◇ UNVERIFIED |
| MMMkc Machine & Fab, INC. | Carrollton | GA | — | ◇ UNVERIFIED |
| MMMk Middleton INC. | Hereford | TX | — | ◇ UNVERIFIED |
| MSMK Services Corp. | Middleton | MA | — | ◇ UNVERIFIED |
