| MAMgm Auto Body INC | Framingham | MA | — | ◇ UNVERIFIED |
| MGMgs Group North America INC | Germantown | WI | — | ◇ UNVERIFIED |
| MPMicalline Products INC | Columbia | SC | — | ◇ UNVERIFIED |
| MBMichael Blankenship | Marysville | WA | — | ◇ UNVERIFIED |
| MDMichael Day Enterprises, LLC | Wadsworth | OH | — | ◇ UNVERIFIED |
| MEMichael E. Murphy and Erica L. Murphy Living Trust | Trabuco Canyon | CA | — | ◇ UNVERIFIED |
| MIMicor INC. | Allison Park | PA | — | ◇ UNVERIFIED |
| MMMicron Molding INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MTMicro Tech I Southwest, LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| MAMid America Engineering & Fabrication CO | Fort Lupton | CO | — | ◇ UNVERIFIED |
| MAMid Atlantic Vinyl Products INC | Fredericksburg | VA | — | ◇ UNVERIFIED |
| MPMid-florida Plastics INC. | Orlando | FL | — | ◇ UNVERIFIED |
| MIMidgard, INC. | Lake Wales | FL | — | ◇ UNVERIFIED |
| MLMid-states Laboratories, INC. | Wichita | KS | — | ◇ UNVERIFIED |
| MGMidsun Group, INC | Nags Head | NC | — | ◇ UNVERIFIED |
| MPMidway Products Group, INC. | Greenwich | OH | — | ◇ UNVERIFIED |
| MFMidwestern Fabricators INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| MIMidwest Insert & Composite Molding, INC. | Rolling Meadows | IL | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing | Eau Claire | WI | — | ◇ UNVERIFIED |
| MPMidwest Plas Tech, INC. | Arnold | MO | — | ◇ UNVERIFIED |
| MPMidwest Plastic Moldings, LTD. | Galesburg | IL | — | ◇ UNVERIFIED |
| MPMidwest Plastics INC | Saint Paul | MN | — | ◇ UNVERIFIED |
 Midwest Rubber Products | Indianapolis | IN | — | ◇ UNVERIFIED |
| Midwest Rubber Service - Supply CO | Minneapolis | MN | — | ◇ UNVERIFIED |
| MGMighty Good Solutions, LLC | Kansass City | MO | — | ◇ UNVERIFIED |
| MIMikron Industries INC Dba Quanex Window and Door | Richmond | KY | — | ◇ UNVERIFIED |
| MAMikronpmp Aeropace | Ontario | CA | — | ◇ 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 |
| MIMillenium International CORP | Kearny | NJ | — | ◇ UNVERIFIED |
| MCMiller Cat Corporation | Santa Clara | CA | — | ◇ UNVERIFIED |
| MPMiller Plastic Products, INC. | Burgettstown | PA | — | ◇ UNVERIFIED |
| MVMillville Volunteer Fire Dept. | Millville | CA | — | ◇ UNVERIFIED |
| MKMindless Kreations LLC | Whitewood | SD | — | ◇ UNVERIFIED |
 Miniature Precision Components INC | Morrison | TN | — | ◇ UNVERIFIED |
| Miniature Precision Components Janesville | Janesville | WI | — | ◇ UNVERIFIED |
| MDMinnesota Diversified Industries INC | Cohasset | MN | — | ◇ UNVERIFIED |
| MPMinnTech Plastics, LLC | Rogers | MN | — | ◇ UNVERIFIED |
| MNMinth North America INC | Farmington Hills | MI | — | ◇ UNVERIFIED |
| MPMission-taylor Properties, C/o Lowenberg | Lathrop | CA | — | ◇ UNVERIFIED |
 Mitsubishi Chemical Advanced Materials, INC. | Mesa | AZ | — | ◇ UNVERIFIED |
| MIM-line, INC. | Gilbertsville | PA | — | ◇ UNVERIFIED |
| MMM.l. Mcdonald Sales Company, INC. | Boston | MA | — | ◇ UNVERIFIED |
| MAMm Aeros Precision INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| MMMmd Medical LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MEMMI Engineered Solutions, Inc. | Saline | MI | — | ◇ UNVERIFIED |
