| MMMid-state Machineand Fabricating CORP. | Lakeland | FL | — | ◇ UNVERIFIED |
| MMMid-state Machine & Fabricating Corporation | Bartow | FL | — | ◇ UNVERIFIED |
| MMMid-state Machining INC | Henderson | TN | — | ◇ UNVERIFIED |
| MMMidstate Manufacturing & Marketing, INC. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| MMMid-State Metal Works | Blaine | MN | — | ◇ UNVERIFIED |
| MFMidstream Fuel Service LLC (harbor Island) | Aransas Pass | TX | — | ◇ UNVERIFIED |
| MVMid Valley Metal Works, Inc. | Salem | OR | — | ◇ UNVERIFIED |
| MVMid Valley Sheet Metal INC. | La Feria | TX | — | ◇ UNVERIFIED |
| MHMidwesco Holdings, Inc. | Joliet | IL | — | ◇ UNVERIFIED |
 Midwest Fabrication & Supply LLC Dba Superior Air | Zumbrota | MN | — | ◇ UNVERIFIED |
| MIMidwest Industrial Metals | Northlake | IL | — | ◇ UNVERIFIED |
| MKMidwest Knifemaker LLC | Mankato | MN | — | ◇ UNVERIFIED |
| MMMidwest Machine Products INC | Golden | CO | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing and Distributing, INC. Dba Midwest Metal Forming | Chicago | IL | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing and Mechanical INC | Nashwauk | MN | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing Corporation | Omaha | NE | — | ◇ UNVERIFIED |
 Midwest Metal Fabrication LLC | Alda | NE | — | ◇ UNVERIFIED |
| MMMidwest Metal Fabricators, LLC | Wapakoneta | OH | — | ◇ UNVERIFIED |
| MMMidwest Metal Works, Inc. | New Albany | IN | — | ◇ UNVERIFIED |
| MMMidwest Metal Works, LLC | Sparta | MO | — | ◇ UNVERIFIED |
| MRMidwest Racking Manufacturing, INC. | Madison | IL | — | ◇ UNVERIFIED |
| MSMidwest Stairs & Iron, Inc. | Milwaukee | WI | — | ◇ UNVERIFIED |
| MSMidwest Steel and Rebar LLC | Seymour | MO | — | ◇ UNVERIFIED |
| MSMidwest Steel Fabricators CO INC | Wichita | KS | — | ◇ UNVERIFIED |
| MWMidwest Welding Solutions CORP | Waukesha | WI | — | ◇ UNVERIFIED |
| MWMidwest Wrought Iron INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MDMike & Den Property Management, LLC | Louisville | KY | — | ◇ UNVERIFIED |
| MBMike Boone Properties, LLC, a California Limited Liability Company | Garden Grove | CA | — | ◇ UNVERIFIED |
| MMMi-kee-tro Metal Manufacturing, INC. | York | PA | — | ◇ UNVERIFIED |
| MOMike Owen Fabrication | Bakersfield | CA | — | ◇ UNVERIFIED |
| MOMike Owens Fabrication, INC. | Lancaster | CA | — | ◇ UNVERIFIED |
| MRMike Ray Manufacturing, INC. | Spring | TX | — | ◇ UNVERIFIED |
| MFMikes Fabricating Incorporated | Moody | AL | — | ◇ UNVERIFIED |
| MMMikes Metal Works INC | Jamul | CA | — | ◇ UNVERIFIED |
| MJMikey Johns Outdoor, L.L.C. | Lake City | IA | — | ◇ UNVERIFIED |
| MIMikris, INC. | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| MMMiktin Metals, Inc. | Twinsburg | OH | — | ◇ UNVERIFIED |
| MFMillenium Facility Services INC | Tallapoosa | GA | — | ◇ UNVERIFIED |
| MIMiller Industrial | Kokomo | IN | — | ◇ UNVERIFIED |
| MMMiller & Mapco Hi Tech Fab, LLC | Lexington | OH | — | ◇ UNVERIFIED |
| MMMiller Method Imports INC. | Miami Beach | FL | — | ◇ UNVERIFIED |
| MMMiller Mfg CORP | Nappanee | IN | — | ◇ UNVERIFIED |
| MFMillers Fab & Weld Corporation | Riverside | CA | — | ◇ UNVERIFIED |
| MWMillers Welding and Fabrication INC | West Point | KY | — | ◇ UNVERIFIED |
| MEMillmark Enterprises, INC. | Elkhart | IN | — | ◇ UNVERIFIED |
| MCMills CO | Upper Sandusky | OH | — | ◇ UNVERIFIED |
 Mills Manufacturing INC | Earlville | IA | — | ◇ UNVERIFIED |
| MMMill-Tech Manufacturing LLC | New London | WI | — | ◇ UNVERIFIED |
| MVMillvale Vault | Glenshaw | PA | — | ◇ UNVERIFIED |
| MIMillville Iron Works Co., INC. | Millville | NJ | — | ◇ UNVERIFIED |
| MMMil Mar Centruy CORP. | Dayton | OH | — | ◇ UNVERIFIED |
| MWMineral Wells | Mineral Wells | TX | — | ◇ UNVERIFIED |
 Minestone Construction | Hillsborough | NJ | — | ◇ UNVERIFIED |
| MEMingle & Elrod INC Dba Performance Steel INC | Murfreesboro | TN | — | ◇ UNVERIFIED |
| MSMinneapolis Sheeet Metal INC | New Brighton | MN | — | ◇ UNVERIFIED |
| MMMinnesota Metal Fabrications INC. | Minneapolis | MN | — | ◇ UNVERIFIED |
| MMMinnesota Metals INC | Spring Valley | MN | — | ◇ UNVERIFIED |
| MUMinova USA INC | South Point | OH | — | ◇ UNVERIFIED |
| MAMinute-man Anchors, INC. | East Flat Rock | NC | — | ◇ UNVERIFIED |
| MSMinuteman Spring LLC | Millbury | MA | — | ◇ UNVERIFIED |
| MCMirarca Custom Metal Design, LLC | Denham Springs | LA | — | ◇ UNVERIFIED |
| MMMisener Marine Construction, INC. | Tampa | FL | — | ◇ UNVERIFIED |
| MTMission Tool & Mfg CO INC | Hayward | CA | — | ◇ UNVERIFIED |
| MLMississippi Laser, Inc. | Stockton | IA | — | ◇ UNVERIFIED |
| MSMississippi Steel Processing, LLC | Columbus | MS | — | ◇ UNVERIFIED |
| MVMississippi Valley Struetural Steel,div. | Chattanooga | TN | — | ◇ UNVERIFIED |
| MPMissouri Pressed Metals INC. | Sedalia | MO | — | ◇ UNVERIFIED |
| MVMissouri Valley Steel Company | Sioux City | IA | — | ◇ UNVERIFIED |
| MSMiss Steel LLC | Mechanicville | NY | — | ◇ UNVERIFIED |
| MMMisty Mountain Industries INC. | Mountain Home | AR | — | ◇ UNVERIFIED |
| MMiswaco | Tulsa | OK | — | ◇ UNVERIFIED |
| MIMitchco INC | Ponca City | OK | — | ◇ UNVERIFIED |
| MDMitchell & Duce INC Dba Mitchell Bros | Buena Park | CA | — | ◇ UNVERIFIED |
| MPMitchell Piping, LLC | Hartville | OH | — | ◇ UNVERIFIED |
| MUMitek USA INC | Saint Charles | MO | — | ◇ UNVERIFIED |
| MMMitten Manufacturing | Syracuse | NY | — | ◇ UNVERIFIED |
| MMMitten Metal LLC | Hemlock | MI | — | ◇ UNVERIFIED |
| MSMixer Sheet Metal INC | Clackamas | OR | — | ◇ UNVERIFIED |
| MSMixer Sheet Metal INC | Portland | OR | — | ◇ UNVERIFIED |
| MIMj Industries | Georgetown | MA | — | ◇ UNVERIFIED |
| MCMjk Custom Fab and Coatings LLC | Ogden | UT | — | ◇ UNVERIFIED |
| MJM & J Materials, INC. | Trussville | AL | — | ◇ UNVERIFIED |
| M1MK 1 Studio, LLC | West Jordan | UT | — | ◇ UNVERIFIED |
| MSMka Spray Service | Lawrence | MA | — | ◇ UNVERIFIED |
| MCMk Custom Fabrication | Elizabeth | CO | — | ◇ UNVERIFIED |
| MMMk Middleton INC. | Hereford | TX | — | ◇ UNVERIFIED |
| MFMKR Fabrication Properties, LLC | Saginaw | MI | — | ◇ UNVERIFIED |
| MIMks Instruments INC Broomfield | Broomfield | CO | — | ◇ UNVERIFIED |
| MTMk Tools & Abrasives INC | Bell | CA | — | ◇ UNVERIFIED |
| MTMK Trempe Corporation | Sidney | OH | — | ◇ UNVERIFIED |
| MPMld Properties, LLC | Bakersfield | CA | — | ◇ UNVERIFIED |
| MEMl & Es Ventures LLC | Troutdale | OR | — | ◇ UNVERIFIED |
| MEMl & Es Ventures LLC | Wood Village | OR | — | ◇ UNVERIFIED |
| MLM - L Industries INC | Rogers | MN | — | ◇ UNVERIFIED |
| MLM L P Mfg INC | Spring Lake | MI | — | ◇ UNVERIFIED |
| MMM & M Extendo LLC | Boise | ID | — | ◇ UNVERIFIED |
| MMM & M EXTENDO LLC dba Extendo Bed | Eagle | ID | — | ◇ UNVERIFIED |
| MIMmi Industrial & Steel, LLC | Mesa | AZ | — | ◇ UNVERIFIED |
| MIMm Industries, INC. | Salem | OH | — | ◇ UNVERIFIED |
| MMM - M Machine and Fab INC | Cannon Falls | MN | — | ◇ UNVERIFIED |
