| MEMHM Enterprises LLC | Denver | CO | — | ◇ UNVERIFIED |
| MHM & H Signs | Westbrook | ME | — | ◇ UNVERIFIED |
| MSMiami Signs Corp. | Hialeah | FL | — | ◇ UNVERIFIED |
| MPMicalline Products INC | Columbia | SC | — | ◇ UNVERIFIED |
| MAMichael A Felitti Labels & Systems, Inc | Tampa | FL | — | ◇ UNVERIFIED |
| MAMichael Anthony Sign Design, INC. | Avenel | NJ | — | ◇ UNVERIFIED |
| MDMichael Day Enterprises, LLC | Wadsworth | OH | — | ◇ UNVERIFIED |
| MDMichael D Richardson | Bloomington | IN | — | ◇ UNVERIFIED |
| MEMichael E. Murphy and Erica L. Murphy Living Trust | Trabuco Canyon | CA | — | ◇ UNVERIFIED |
| MMMichael Maddalena | Petaluma | CA | — | ◇ UNVERIFIED |
| MTMichael T Roelle & Kathleen L Roelle | Portland | OR | — | ◇ UNVERIFIED |
| MHMichigan Highway Signs | Flint | MI | — | ◇ UNVERIFIED |
| MPMichigan Paper Die, INC. | Detroit | MI | — | ◇ UNVERIFIED |
| MIMicor INC. | Allison Park | PA | — | ◇ UNVERIFIED |
| MMMicron Molding INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| MMMicropix Media LLC | Arlington | TX | — | ◇ UNVERIFIED |
| MTMicro Tech I Southwest, LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| MTMicro Tracers INC | Commerce | CA | — | ◇ UNVERIFIED |
| MAMid America Engineering & Fabrication CO | Fort Lupton | CO | — | ◇ UNVERIFIED |
| MDMid-atlantic Detailing Products LLC | Richmond | VA | — | ◇ UNVERIFIED |
| MSMid-atlantic Sign & Awning | Ramsey | NJ | — | ◇ UNVERIFIED |
| MAMid Atlantic Vinyl Products INC | Fredericksburg | VA | — | ◇ UNVERIFIED |
| MCMid Con Systems, INC. | Omaha | NE | — | ◇ UNVERIFIED |
| MPMid-florida Plastics INC. | Orlando | FL | — | ◇ UNVERIFIED |
| MIMidgard, INC. | Lake Wales | FL | — | ◇ UNVERIFIED |
| MOMidnight Oil Agency, INC. | Burbank | CA | — | ◇ UNVERIFIED |
| MAMidstate Advertising, LLC | Montgomery | AL | — | ◇ UNVERIFIED |
| MPMidstate Printing Group, LLC | Stamford | CT | — | ◇ UNVERIFIED |
| MLMid-states Laboratories, INC. | Wichita | KS | — | ◇ UNVERIFIED |
| MGMidsun Group, INC | Nags Head | NC | — | ◇ UNVERIFIED |
| MFMidwestern Fabricators INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| MIMidwest Insert & Composite Molding, INC. | Rolling Meadows | IL | — | ◇ UNVERIFIED |
| MLMidwest Lettering, INC. | Marion | OH | — | ◇ UNVERIFIED |
| MLMidwest Light & Sign INC. | Saint Charles | MO | — | ◇ 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 |
| MGMig Group LLC | Ironton | OH | — | ◇ UNVERIFIED |
| MGMighty Good Solutions, LLC | Kansass City | MO | — | ◇ UNVERIFIED |
| MPMike's Print and Copy, LLC | Missoula | MT | — | ◇ UNVERIFIED |
| MIMikron Industries INC Dba Quanex Window and Door | Richmond | KY | — | ◇ UNVERIFIED |
| MKMikuni Kansas (stormwater) | Olathe | KS | — | ◇ UNVERIFIED |
| MTMilano Trophy LLC Dba Fastsigns 69201 | Encinitas | 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 |
| MWMilgard Windows and Doors | Tualatin | OR | — | ◇ UNVERIFIED |
