| MSMid-atlantic Steel, LLC | New Castle | DE | — | ◇ UNVERIFIED |
| MAMid Atlantic Vinyl Products INC | Fredericksburg | VA | — | ◇ UNVERIFIED |
| MPMid-florida Plastics INC. | Orlando | FL | — | ◇ UNVERIFIED |
| MIMidgard, INC. | Lake Wales | FL | — | ◇ UNVERIFIED |
| MLMidget Louver | Milford | CT | — | ◇ UNVERIFIED |
| MFMidland Fabricators & Process Systems LLC | Metairie | LA | — | ◇ UNVERIFIED |
| MMMid-ohio Mechanical, INC. | Columbus | OH | — | ◇ UNVERIFIED |
| MMMid-south Maintenance, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| MSMid State Fabricating INC | Blaine | MN | — | ◇ UNVERIFIED |
| MMMid-state Machineand Fabricating CORP. | Lakeland | FL | — | ◇ UNVERIFIED |
| MMMidstate Manufacturing & Marketing, INC. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| MLMid-states Laboratories, INC. | Wichita | KS | — | ◇ UNVERIFIED |
| MGMidsun Group, INC | Nags Head | NC | — | ◇ UNVERIFIED |
| MVMid Valley Metal Works, Inc. | Salem | OR | — | ◇ UNVERIFIED |
| MVMid Valley Sheet Metal INC. | La Feria | TX | — | ◇ UNVERIFIED |
| MFMidwestern Fabricators INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
 Midwest Fabrication & Supply LLC Dba Superior Air | Zumbrota | MN | — | ◇ UNVERIFIED |
| MIMidwest Insert & Composite Molding, INC. | Rolling Meadows | IL | — | ◇ UNVERIFIED |
| MKMidwest Knifemaker LLC | Mankato | MN | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing | Eau Claire | WI | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing and Distributing, INC. Dba Midwest Metal Forming | Chicago | IL | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing Corporation | Omaha | NE | — | ◇ UNVERIFIED |
| MMMidwest Metal Works, Inc. | New Albany | IN | — | ◇ UNVERIFIED |
| MPMidwest Plas Tech, INC. | Arnold | MO | — | ◇ UNVERIFIED |
| MPMidwest Plastic Moldings, LTD. | Galesburg | IL | — | ◇ UNVERIFIED |
| MPMidwest Plastics INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| MRMidwest Racking Manufacturing, INC. | Madison | IL | — | ◇ UNVERIFIED |
| MSMidwest Steel and Rebar LLC | Seymour | MO | — | ◇ UNVERIFIED |
| MSMidwest Steel Fabricators CO INC | Wichita | KS | — | ◇ UNVERIFIED |
| MGMighty Good Solutions, LLC | Kansass City | MO | — | ◇ UNVERIFIED |
| MDMike & Den Property Management, LLC | Louisville | KY | — | ◇ 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 |
| MIMikron Industries INC Dba Quanex Window and Door | Richmond | KY | — | ◇ UNVERIFIED |
| MMMilgard Manufacturing INC | Temecula | CA | — | ◇ UNVERIFIED |
| MMMilgard Manufacturing Incorporated | Tualatin | OR | — | ◇ UNVERIFIED |
| MMMilgard Manufacturing LLC | Tacoma | WA | — | ◇ UNVERIFIED |
| MMMilgard Mfg INC | Rancho Cordova | CA | — | ◇ UNVERIFIED |
| MVMilgard Vinyl Division | Tacoma | WA | — | ◇ UNVERIFIED |
| MMMilitary Meds | Santa Rosa | CA | — | ◇ UNVERIFIED |
| MFMillenium Facility Services INC | Tallapoosa | GA | — | ◇ UNVERIFIED |
| MIMillenium International CORP | Kearny | NJ | — | ◇ UNVERIFIED |
| MPMiller Plastic Products, INC. | Burgettstown | PA | — | ◇ UNVERIFIED |
| MWMillers Welding and Fabrication INC | West Point | KY | — | ◇ UNVERIFIED |
| MEMillmark Enterprises, INC. | Elkhart | IN | — | ◇ UNVERIFIED |
| MMMill-Tech Manufacturing LLC | New London | WI | — | ◇ UNVERIFIED |
| MVMillvale Vault | Glenshaw | PA | — | ◇ UNVERIFIED |
| MMMil Mar Centruy CORP. | Dayton | OH | — | ◇ UNVERIFIED |
| MKMindless Kreations LLC | Whitewood | SD | — | ◇ UNVERIFIED |
 Minestone Construction | Hillsborough | NJ | — | ◇ UNVERIFIED |
| MEMingle & Elrod INC Dba Performance Steel INC | Murfreesboro | TN | — | ◇ UNVERIFIED |
 Miniature Precision Components INC | Morrison | TN | — | ◇ UNVERIFIED |
| Miniature Precision Components Janesville | Janesville | WI | — | ◇ UNVERIFIED |
| MSMinneapolis Sheeet Metal INC | New Brighton | MN | — | ◇ UNVERIFIED |
| MDMinnesota Diversified Industries INC | Cohasset | MN | — | ◇ UNVERIFIED |
| MPMinnTech Plastics, LLC | Rogers | MN | — | ◇ UNVERIFIED |
| MNMinth North America INC | Farmington Hills | MI | — | ◇ 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 |
| MPMission-taylor Properties, C/o Lowenberg | Lathrop | CA | — | ◇ UNVERIFIED |
| MSMississippi Steel Processing, LLC | Columbus | MS | — | ◇ UNVERIFIED |
| MVMississippi Valley Struetural Steel,div. | Chattanooga | TN | — | ◇ UNVERIFIED |
| MSMiss Steel LLC | Mechanicville | NY | — | ◇ UNVERIFIED |
| MIMitchco INC | Ponca City | OK | — | ◇ UNVERIFIED |
| MUMitek USA INC | Saint Charles | MO | — | ◇ UNVERIFIED |
 Mitsubishi Chemical Advanced Materials, INC. | Mesa | AZ | — | ◇ UNVERIFIED |
| MMMitten Metal LLC | Hemlock | MI | — | ◇ UNVERIFIED |
| MSMixer Sheet Metal INC | Portland | OR | — | ◇ UNVERIFIED |
| MSMixer Sheet Metal INC | Clackamas | OR | — | ◇ UNVERIFIED |
| MIMj Industries | Georgetown | MA | — | ◇ UNVERIFIED |
| MJM & J Materials, INC. | Trussville | AL | — | ◇ UNVERIFIED |
| MCMk Custom Fabrication | Elizabeth | CO | — | ◇ UNVERIFIED |
| MFMKR Fabrication Properties, LLC | Saginaw | MI | — | ◇ UNVERIFIED |
| MPMld Properties, LLC | Bakersfield | CA | — | ◇ UNVERIFIED |
| MLM L P Mfg INC | Spring Lake | MI | — | ◇ UNVERIFIED |
| MMMmd Medical LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MMM & M Extendo LLC | Boise | ID | — | ◇ UNVERIFIED |
| MMM & M EXTENDO LLC dba Extendo Bed | Eagle | ID | — | ◇ UNVERIFIED |
| MEMMI Engineered Solutions, Inc. | Bloomfield Hills | MI | — | ◇ UNVERIFIED |
| MEMMI Engineered Solutions, Inc. | Saline | MI | — | ◇ UNVERIFIED |
| MIMmi Industrial & Steel, LLC | Mesa | AZ | — | ◇ UNVERIFIED |
| MMM - M Machine and Fab INC | Cannon Falls | MN | — | ◇ UNVERIFIED |
| MMM & M Manufacturing | Fort Worth | TX | — | ◇ UNVERIFIED |
| MMM & M Mfg | Garland | TX | — | ◇ UNVERIFIED |
| MSMmp Sheet Metal INC | La Habra | CA | — | ◇ UNVERIFIED |
| MMM & M Sheet Metal and Rain Gutters | Canyon Country | CA | — | ◇ UNVERIFIED |
| MSMM Systems OPCO, LLC | Pendergrass | GA | — | ◇ UNVERIFIED |
| MIMndustries, INC. | Suwanee | GA | — | ◇ UNVERIFIED |
| MIMNM Industries LLC | Denver | CO | — | ◇ UNVERIFIED |
| MGMNY Group, LLC | Madison | SD | — | ◇ UNVERIFIED |
| MVModern-aire Ventilating INC | North Hollywood | CA | — | ◇ UNVERIFIED |
| MAModern Alpha Plastics | Independence | MO | — | ◇ UNVERIFIED |
| MPModerna Products America LLC | Gaffney | SC | — | ◇ UNVERIFIED |
| MDModern Day Products | Tucson | AZ | — | ◇ UNVERIFIED |
| MMModern Metal Masters Inc | Phoenix | AZ | — | ◇ UNVERIFIED |
