| MRMAC RAK, Inc. | Joliet | IL | — | ◇ UNVERIFIED |
| MRMac Rak, Inc., | Crest Hill | IL | — | ◇ UNVERIFIED |
| MPMacro Plastics INC | Lexington | KY | — | ◇ UNVERIFIED |
| MPMacro Plastics Washington Ipl Global | Yakima | WA | — | ◇ UNVERIFIED |
| MTM.A.C. Tech Fabrication & Repairs Inc. | Jamaica aka Springfield Gardens | NY | — | ◇ UNVERIFIED |
| MIMadison Industries, INC of Oklahoma | Tulsa | OK | — | ◇ UNVERIFIED |
| MMMadison-smith Machine & Tool CO LLC | Glasgow | KY | — | ◇ UNVERIFIED |
| MSMadon Sheet Metal LLC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| MRMad River Fabricating LTD | Springfield | OH | — | ◇ UNVERIFIED |
| MSMae Shed & Playground, LTD | Coram | NY | — | ◇ UNVERIFIED |
| MSMae Shed & Playground, LTD | Coram | NY | — | ◇ UNVERIFIED |
| MBMag Bay Yachts | Oak Hills | CA | — | ◇ UNVERIFIED |
| MNMageba North America | Riverside | CA | — | ◇ UNVERIFIED |
| MUMageba Usa, LLC | Pottstown | PA | — | ◇ UNVERIFIED |
| MCMaggie Chacon | El Paso | TX | — | ◇ UNVERIFIED |
| MCMagnaform Corporation | Van Buren | AR | — | ◇ UNVERIFIED |
| MIMagna International INC Dba Lexamar Corporation | Boyne City | MI | — | ◇ UNVERIFIED |
| MSMagni-fab Southwest Company, INC. | Howe | TX | — | ◇ UNVERIFIED |
| MEMagoulas Enterprises | Joplin | MO | — | ◇ UNVERIFIED |
| MSMain Street Fabrications and Manufacturing, LLC | Brooksville | FL | — | ◇ UNVERIFIED |
| MMMaintenance & Machinery Erectors, INC. | Mulberry | FL | — | ◇ UNVERIFIED |
| MMMajestic Marble CO | Leander | TX | — | ◇ UNVERIFIED |
| MTMajestic Tempe Office | Tempe | AZ | — | ◇ UNVERIFIED |
| MWMajestic Water Spouts, LLC | Mesa | AZ | — | ◇ UNVERIFIED |
| MHMAJRS Holdings LLC | Columbia | MO | — | ◇ UNVERIFIED |
| MLMakeitmarketusa.com LLC | Dunedin | FL | — | ◇ UNVERIFIED |
| MPMAKS Plastics, LLC | Elkhart | IN | — | ◇ UNVERIFIED |
| MPMaks Plastics, LLC | Mishawaka | IN | — | ◇ UNVERIFIED |
| MIMakuta INC. | Shelbyville | IN | — | ◇ UNVERIFIED |
| MPMaloney Plastics, INC. | Meadville | PA | — | ◇ UNVERIFIED |
| MAManaged Air Systems | Plantsville | CT | — | ◇ UNVERIFIED |
| MMManchester Molding & Mfg. Co., INC. | Manchester | CT | — | ◇ UNVERIFIED |
| MCManis Custom Builders, INC. | Wilkesboro | NC | — | ◇ UNVERIFIED |
| MHMann & Hummel | Portage | MI | — | ◇ UNVERIFIED |
| MFMann's Fabrication & Welding Inc. | Columbus | OH | — | ◇ UNVERIFIED |
| MManpower | Sanford | ME | — | ◇ UNVERIFIED |
| MManpower | Decorah | IA | — | ◇ UNVERIFIED |
| MGManpower Group | Amarillo | TX | — | ◇ UNVERIFIED |
| MMMansfield Metal Solutions LLC | Ontario | CA | — | ◇ UNVERIFIED |
| MDManternach Development CO. | Milwaukee | WI | — | ◇ UNVERIFIED |
| MDManternach Development CO. | Friendship | WI | — | ◇ UNVERIFIED |
| MIManufab, INC. | Bay Saint Louis | MS | — | ◇ UNVERIFIED |
| MSManufacturing Services & Installation LLC | Lawrenceburg | TN | — | ◇ UNVERIFIED |
| MWManz Work, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| MLMap LLC | Franklin | IN | — | ◇ UNVERIFIED |
| MEMarathon Equipment | Phoenix | AZ | — | ◇ UNVERIFIED |
| MPMarble Prods INC | Webster | TX | — | ◇ UNVERIFIED |
| MMMarcres Manufacturing, INC. Dba Macres Metal Works | Mount Prospect | IL | — | ◇ UNVERIFIED |
| MIMarelco, INC. and Its Successors and Assigns | Beltsville | MD | — | ◇ UNVERIFIED |
| MMMarelich Mechanical Co, INC | Hayward | CA | — | ◇ UNVERIFIED |
| MIMariak Industrial | Compton | CA | — | ◇ UNVERIFIED |
| MFMarine Fab & Repair, INC | Houma | LA | — | ◇ UNVERIFIED |
 Marine Fenders International INC | Wilmington | CA | — | ◇ UNVERIFIED |
| MMarino/ware | Pasadena | TX | — | ◇ UNVERIFIED |
| MBMark Body Truck & Equipment CO | Imlay City | MI | — | ◇ UNVERIFIED |
| MDMark Dreyer | Sultan | WA | — | ◇ UNVERIFIED |
| MCMarketing Card Technology, LLC | Darien | IL | — | ◇ UNVERIFIED |
| MHMarketing Holders Real Estate LLC | Mims | FL | — | ◇ UNVERIFIED |
| MGMark Godfrey Sr Individual Dba United Iron Works | Orland | CA | — | ◇ UNVERIFIED |
| MMMarkle Manufacturing Company of San Antonio | San Antonio | TX | — | ◇ UNVERIFIED |
| MLMark Lomakin | Port St. Lucie | FL | — | ◇ UNVERIFIED |
| MMMarksman Metal Company INC | Saint Michael | MN | — | ◇ UNVERIFIED |
| MMMarks Metal Technology INC | Clackamas | OR | — | ◇ UNVERIFIED |
| MSMark Steel CORP | Salt Lake City | UT | — | ◇ UNVERIFIED |
| MFMarlatt Fabricators INC. | Sandia | TX | — | ◇ UNVERIFIED |
| MPMarlo Plastic Products INC. | Manalapan | NJ | — | ◇ UNVERIFIED |
| MPMarlo Plastic Products, INC. | Neptune | NJ | — | ◇ UNVERIFIED |
| MLMarrick LLC | Norfolk | VA | — | ◇ UNVERIFIED |
| MGMarshall Gruber Systems, INC. | Mansfield | TX | — | ◇ UNVERIFIED |
| MIMarstan INC | Coon Rapids | MN | — | ◇ UNVERIFIED |
| MMMartelli's Metal Fabrication INC | Ivyland | PA | — | ◇ UNVERIFIED |
| MSMartha S Materials INC | Lexington | KY | — | ◇ UNVERIFIED |
| MSMartinez Steel | San Francisco | CA | — | ◇ UNVERIFIED |
| MIMartin Iron Works, INC | Reno | NV | — | ◇ UNVERIFIED |
| MIMartin Iron Works, INC. | Reno | NV | — | ◇ UNVERIFIED |
| MMMartin Manufactuirng, INC. | Sapulpa | OK | — | ◇ UNVERIFIED |
| MHMartin-Pittman Holdings, Inc. | Indianapolis | IN | — | ◇ UNVERIFIED |
| MSMartin Sheet Metal, INC. | Amarillo | TX | — | ◇ UNVERIFIED |
| MSMartin Steel Constructors | Eleele | HI | — | ◇ UNVERIFIED |
| MSMaryland Structural Fabricators INC | Millington | MD | — | ◇ UNVERIFIED |
| MLMascoat LLC | West Monroe | LA | — | ◇ UNVERIFIED |
| MCMason Corporation | Jemison | AL | — | ◇ UNVERIFIED |
| MRMason Ridge LLC | Green Bay | WI | — | ◇ UNVERIFIED |
| MSMason Structural Steel INC. | Walton Hills | OH | — | ◇ UNVERIFIED |
| MWMason West, INC | Placentia | CA | — | ◇ UNVERIFIED |
| MWMaspeth Welding, INC | New York | NY | — | ◇ UNVERIFIED |
| MMMassey Metals INC. | Tampa | FL | — | ◇ UNVERIFIED |
| MMMass Machine & Fabricating Company | Washington | PA | — | ◇ UNVERIFIED |
| MBMaster Bilt Products Site 2 | New Albany | MS | — | ◇ UNVERIFIED |
| MLMastercast, LTD. | Pawtucket | RI | — | ◇ UNVERIFIED |
| MFMaster Fabrication LLC | Knoxville | IA | — | ◇ UNVERIFIED |
| MLMasterglas LLC | Lakeville | MN | — | ◇ UNVERIFIED |
| MMMaster Molders INC | Orangeburg | SC | — | ◇ UNVERIFIED |
| MIMastermolding, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| MSMaster Sheet Metal, INC. | Schofield Barracks | HI | — | ◇ UNVERIFIED |
| MHMastic Home Exteriors, INC. | Stuarts Draft | VA | — | ◇ UNVERIFIED |
| MHMastic Home Exteriors, INC. | Sidney | OH | — | ◇ UNVERIFIED |
| MMMast Mini Barns New Facility | Greenville | PA | — | ◇ UNVERIFIED |
| MCMasto Contractor Services INC | Albuquerque | NM | — | ◇ UNVERIFIED |
| MPMatchless Plastics INC | Plymouth | MN | — | ◇ UNVERIFIED |
