| MMMideastern Manufacturing Co* | Knoxville | TN | — | ◇ UNVERIFIED |
| MLMidget Louver | Milford | CT | — | ◇ UNVERIFIED |
| MCMidland Coating Plant | Midland | TX | — | ◇ UNVERIFIED |
| MFMidland Fabricators & Process Systems LLC | Metairie | LA | — | ◇ UNVERIFIED |
| MMMidland Mechanical, INC. | Billings | MT | — | ◇ UNVERIFIED |
| MMMid-ohio Mechanical, INC. | Columbus | OH | — | ◇ UNVERIFIED |
| MPMid Park Dba Roadway Construction Products 2 | Leitchfield | KY | — | ◇ UNVERIFIED |
| MMMidsouth Machine & Welding LLC | Jackson | TN | — | ◇ UNVERIFIED |
| MMMid-south Maintenance, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| MSMid State Fabricating INC | Blaine | MN | — | ◇ UNVERIFIED |
| 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 |
| 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 |
| MKMidwest Knifemaker LLC | Mankato | MN | — | ◇ 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 |
| 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 |
| MMMiller & Mapco Hi Tech Fab, LLC | Lexington | OH | — | ◇ UNVERIFIED |
| MMMiller Method Imports INC. | Miami Beach | FL | — | ◇ UNVERIFIED |
| MMMiller Mfg CORP | Nappanee | IN | — | ◇ UNVERIFIED |
| MWMillers Welding and Fabrication INC | West Point | KY | — | ◇ UNVERIFIED |
| MEMillmark Enterprises, INC. | Elkhart | IN | — | ◇ UNVERIFIED |
| MMMill-Tech Manufacturing LLC | New London | WI | — | ◇ UNVERIFIED |
