| MGMakers Garage LLC | Madison Heights | MI | — | ◇ UNVERIFIED |
| MTMall Tooling & Engineering, INC. | Mount Clemens | MI | — | ◇ UNVERIFIED |
| MMM&e Machine and Engineering CO | Murrieta | CA | — | ◇ UNVERIFIED |
| MEMan Energy Solutions USA INC | Pompano Beach | FL | — | ◇ UNVERIFIED |
| MBManhattan Beach Community Church | Manhattan Beach | CA | — | ◇ UNVERIFIED |
| MTManual Transmissions of Muncie LLC | Muncie | IN | — | ◇ UNVERIFIED |
| MIManufacturers Industrial Group LLC | Athens | TN | — | ◇ UNVERIFIED |
| MCMargin CORP | Carmichael | CA | — | ◇ UNVERIFIED |
| MAMargus Auto Electric Exchange INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| MHMarina High School | Marina | CA | — | ◇ UNVERIFIED |
| MVMarina Vista Elementary School | Marina | CA | — | ◇ UNVERIFIED |
| MPMariners Park Village | Torrance | CA | — | ◇ UNVERIFIED |
| MAMark Abolofia | Portland | OR | — | ◇ UNVERIFIED |
| MBMartin Barkey Racing Products (mbrp Ltd) | Huntsville, Ontario, Ca | IL | — | ◇ UNVERIFIED |
| MTMartin Technologies | New Hudson | MI | — | ◇ UNVERIFIED |
| MAMarvel-schebler Aircraft Carburetors LLC | Gibsonville | NC | — | ◇ UNVERIFIED |
| MSMarvel Schebler LLC | Burlington | NC | — | ◇ UNVERIFIED |
| MBMary Browning Family Trust | Inglewood | CA | — | ◇ UNVERIFIED |
| MRMassey Road Facility | Tyler | TX | — | ◇ UNVERIFIED |
| MLMatella LLC | Bellingham | WA | — | ◇ UNVERIFIED |
| MCMathewson Corporation | Quincy | MA | — | ◇ UNVERIFIED |
| MFMaxair Four Seasons Fort Worth Ops | Fort Worth | TX | — | ◇ UNVERIFIED |
| MFMaxion Fumagalli Automotive USA INC | Troy | MI | — | ◇ UNVERIFIED |
| MGMaxton Group INC | Ormond Beach | FL | — | ◇ UNVERIFIED |
| MDMay Day Auto Classic Parts, Inc | Levittown | PA | — | ◇ UNVERIFIED |
| MTMay Trucking | Phelan | CA | — | ◇ UNVERIFIED |
 Mayville Engineering Company INC Dba Mec | Vanderbilt | MI | — | ◇ UNVERIFIED |
| Mayville Engineering Company, INC. (mec) - Virginia Main Plant - Wytheville | Wytheville | VA | — | ◇ UNVERIFIED |
| MEMcardle Enterprises | Charlotte | NC | — | ◇ UNVERIFIED |
| MUMcdonalds's USA LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| MAMcfadden Apartments | Midway City | CA | — | ◇ UNVERIFIED |
| MAMcfadden Apartments | Midway City | CA | — | ◇ UNVERIFIED |
| MFMcintire Fabricators INC | Mc Intire | IA | — | ◇ UNVERIFIED |
| MRMcLeod Racing LLC | Anaheim | CA | — | ◇ UNVERIFIED |
| MTMcneilus Truck & Manufacturing INC | Phoenix | AZ | — | ◇ UNVERIFIED |
| MRMc & R Enterprises INC Dba Bright Sky Industries | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| MSMean Stamping Industries | Vassar | MI | — | ◇ UNVERIFIED |
| MMM&e Machine and Engineering CO | Murrieta | CA | — | ◇ UNVERIFIED |
| MTMendeola Transaxles INC | National City | CA | — | ◇ UNVERIFIED |
| MDMercado De San Pedro | San Pedro | CA | — | ◇ UNVERIFIED |
| MUMercedes-benz US International - Bibb County Campus | Woodstock | AL | — | ◇ UNVERIFIED |
| MMMercury Marine - Plant 33 | Oshkosh | WI | — | ◇ UNVERIFIED |
| MMMercury Marine - Plant 36 | Fond Du Lac | WI | — | ◇ UNVERIFIED |
| MMMercury Marine Plant 6 | Oshkosh | WI | — | ◇ UNVERIFIED |
| MHMercy House Living Center | Ontario | CA | — | ◇ UNVERIFIED |
| MMMercy Medical Center | Redding | CA | — | ◇ UNVERIFIED |
| MRMercy Retirement and Care Center | Oakland | CA | — | ◇ UNVERIFIED |
| MAMeridan Automotive Systems | Ionia | MI | — | ◇ UNVERIFIED |
| MAMeridian Automotive Systems INC | Centralia | IL | — | ◇ UNVERIFIED |
| MMeritor | Oshkosh | WI | — | ◇ UNVERIFIED |
| MHMeritor Heavy Vehicle Systems, LLC | Forest City | NC | — | ◇ UNVERIFIED |
| MIMeritor, INC. | Maxton | NC | — | ◇ UNVERIFIED |
| MIMeritor, INC. | Kennesaw | GA | — | ◇ UNVERIFIED |
| MIMeritor, INC. | Fletcher | NC | — | ◇ UNVERIFIED |
| MEMertz Enterprises INC Dba Db Sales & Service | Garden Grove | CA | — | ◇ UNVERIFIED |
| MPMesa Pines Apartments | Costa Mesa | CA | — | ◇ UNVERIFIED |
| MFMetaldyne - Fremont | Fremont | IN | — | ◇ UNVERIFIED |
| MPMetaldyne Powertrain Components, INC. | Litchfield | MI | — | ◇ UNVERIFIED |
| MSMetaldyne Sinterforged Products LLC | North Vernon | IN | — | ◇ UNVERIFIED |
| MLMetavation, LLC | Traverse City | MI | — | ◇ UNVERIFIED |
| MMMethods Machine Tools INC | Corona | CA | — | ◇ UNVERIFIED |
| MAMgm Auto Body INC | Framingham | MA | — | ◇ UNVERIFIED |
| MMichael | Los Angeles | CA | — | ◇ UNVERIFIED |
| MBMichael Blankenship | Marysville | WA | — | ◇ UNVERIFIED |
| MPMichigan Production Machining Plant 3 | Macomb | MI | — | ◇ UNVERIFIED |
| MMMid-continent Mfg. | Wichita | KS | — | ◇ UNVERIFIED |
| MVMid Valley South, L.l.c. | Mooresville | NC | — | ◇ UNVERIFIED |
| MPMidway Products Group, INC. | Greenwich | OH | — | ◇ UNVERIFIED |
| MTMidwest Transmission Center INC | Zumbrota | MN | — | ◇ UNVERIFIED |
| MPMiguelangelo Padilla & Jacob Shelley | Los Angeles | CA | — | ◇ UNVERIFIED |
| MCMiller Cat Corporation | Santa Clara | CA | — | ◇ UNVERIFIED |
| MEMiller Equipment Sales LLC | Maumelle | AR | — | ◇ UNVERIFIED |
| MMMiller Machine, LLC | Denham Springs | LA | — | ◇ UNVERIFIED |
| MVMillville Volunteer Fire Dept. | Millville | CA | — | ◇ UNVERIFIED |
| MIMindbody, INC. | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| MMMing Management | Redondo Beach | CA | — | ◇ UNVERIFIED |
| MVMission View Health Center | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| MHMit-Ka Holdings Corporation | Lake Havasu City | AZ | — | ◇ UNVERIFIED |
| MLMitsubishi Logisnext Americas | Marengo | IL | — | ◇ UNVERIFIED |
| MPMizpah Precision Mfg INC | Bemidji | MN | — | ◇ UNVERIFIED |
| MEMjjb Environmental Construction | Spring Valley | CA | — | ◇ UNVERIFIED |
| MIMks Instruments INC. | Milpitas | CA | — | ◇ UNVERIFIED |
| MAMm Aeros Precision INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| MAMobis Alabama | Montgomery | AL | — | ◇ UNVERIFIED |
| MAMoctezuma's Auto Dismantler | Stockton | CA | — | ◇ UNVERIFIED |
| MSModern Sailing School & Club | Sausalito | CA | — | ◇ UNVERIFIED |
| MDM.o Diesel | Los Banos | CA | — | ◇ UNVERIFIED |
| MCModine Climate Systems | Harrodsburg | KY | — | ◇ UNVERIFIED |
| MJModine Jackson INC | Jackson | MS | — | ◇ UNVERIFIED |
 Modine Manufacturing Company | Pemberville | OH | — | ◇ UNVERIFIED |
| MMModine Mfg CO | Mchenry | IL | — | ◇ UNVERIFIED |
| MMModine Midwest Incorporated | Indianapolis | IN | — | ◇ UNVERIFIED |
| MNModine North Central INC | Maplewood | MN | — | ◇ UNVERIFIED |
| MGMontebello Gardens Hoa | Montebello | CA | — | ◇ UNVERIFIED |
| MUMontebello Usd Eastmont Intermediate Scl | Montebello | CA | — | ◇ UNVERIFIED |
| MCMontecito Condominiums | Los Angeles | CA | — | ◇ UNVERIFIED |
| MCMonterey County - Lake Nacimiento Resort | Paso Robles | CA | — | ◇ UNVERIFIED |
| MCMonterey County Water Resources - Lake Nacimiento | Bradley | CA | — | ◇ UNVERIFIED |
| MHMonterey High School | Monterey | CA | — | ◇ UNVERIFIED |
| MPMonterey Peninsula Usd | Monterey | CA | — | ◇ UNVERIFIED |
