Lyons Tool & Die Company,the | Meriden | CT | 20–99 | ● ACTIVE |
Lzk Manufacturing, INC | Shrewsbury | PA | — | ● ACTIVE |
M-1 Tool Works, INC. | Mchenry | IL | 20–99 | ● ACTIVE |
| MPM3 Precision, LLC | Santa Maria | CA | 20–99 | ● ACTIVE |
Mac Cal CO | San Jose | CA | — | ● ACTIVE |
Mace Machine LLC | Exeter | NH | — | ● ACTIVE |
| MFMac Fasteners, INC. | Ottawa | KS | 20–99 | ● ACTIVE |
Machine and Components Industries, INC | Louisville | KY | — | ● ACTIVE |
Machine Concepts INC | Minster | OH | 100–499 | ● ACTIVE |
Machine Sciences CORP | Tualatin | OR | 100–499 | ● ACTIVE |
| MSMachine Specialties, LLC | Whitsett | NC | — | ● ACTIVE |
Machine Specialty & Manufacturing, INC | Youngsville | LA | — | ● ACTIVE |
Machine Tool Research, INC. | Rochester | NY | 20–99 | ● ACTIVE |
Machinewell, INC. | Grygla | MN | — | ● ACTIVE |
Machineworks Manufacturing | Northridge | CA | — | ● ACTIVE |
Machinist Group LLC | Reno | NV | 20–99 | ● ACTIVE |
Machintek CO | Fairfield | OH | 20–99 | ● ACTIVE |
Mach Machine INC | Hudson | MA | — | ● ACTIVE |
Macias Sheet Metal | Los Angeles | CA | — | ● ACTIVE |
Mackenzie Machine & Design INC | Pembroke | MA | — | ● ACTIVE |
Mac Products, INC | Kearny | NJ | — | ● ACTIVE |
Mactech Incorporated | Red Wing | MN | — | ● ACTIVE |
Madison Defense Research LLC | Waunakee | WI | — | ● ACTIVE |
Magic Metals, INC. | Union Gap | WA | — | ● ACTIVE |
| MIMagline INC | Standish | MI | 100–499 | ● ACTIVE |
Magna Tool INC. | Cypress | CA | — | ● ACTIVE |
Magnetic Systems International, INC | Boyne City | MI | — | ● ACTIVE |
| MMMagnum Machine INC. | Raymond | NH | — | ● ACTIVE |
| MIMakino INC | Mason | OH | — | ● ACTIVE |
Malone Industrial Machine, L.l.c. | Deer Park | TX | 20–99 | ● ACTIVE |
Mam Diamond INC | Richmond | TX | — | ● ACTIVE |
| MAManatee Apparel & Promotional Products, INC | Bradenton | FL | — | ● ACTIVE |
Maney Aircraft, INC. | Ontario | CA | — | ● ACTIVE |
| MTManitowoc Tool & Machining LLC | Manitowoc | WI | 100–499 | ● ACTIVE |
Manor Tool & Manufacturing CO | Schiller Park | IL | — | ● ACTIVE |
Mantel Machine Products INC. | Menomonee Falls | WI | 20–99 | ● ACTIVE |
Manufacturing Sciences Corporation | Oak Ridge | TN | — | ● ACTIVE |
| MSManufacturing Solutions, INC | Newton | KS | 20–99 | ● ACTIVE |
| MTMapp Technologies, L.l.c. | Joplin | MO | 100–499 | ● ACTIVE |
Marathon Printing INC | Philadelphia | PA | — | ● ACTIVE |
| MTMarkin Tubing | Wyoming | NY | 20–99 | ● ACTIVE |
M.a.r.'s Engineering Company, INC. | San Leandro | CA | — | ● ACTIVE |
| MBMarshall & Bruce Company | Nashville | TN | 100–499 | ● ACTIVE |
Marsh Industrial Services, INC. | Kalkaska | MI | — | ● ACTIVE |
Mar-tek Industries, INC. | Englewood | CO | — | ● ACTIVE |
Martel Tool CORP | Allen Park | MI | — | ● ACTIVE |
| MMMarten Machining, INC. | Stevens Point | WI | 20–99 | ● ACTIVE |
Martindale Electric Company, the | Lakewood | OH | 20–99 | ● ACTIVE |
Martinez and Turek, INC. | Rialto | CA | — | ● ACTIVE |
Martin Machine & Welding INC | Halstead | KS | — | ● ACTIVE |
| MYMartin Yale Industries | Wabash | IN | 20–99 | ● ACTIVE |
Marton Precision Manufacturing, LLC | Fullerton | CA | 20–99 | ● ACTIVE |
Marx Digital Mfg. INC. | Santa Clara | CA | — | ● ACTIVE |
Maryland Screen Printers, INC. | Baltimore | MD | — | ● ACTIVE |
M.a.s. Industries, INC. | Plymouth | WI | — | ● ACTIVE |
Mass Finishing INC | Howard Lake | MN | — | ● ACTIVE |
Mass Precision, INC. | San Jose | CA | — | ● ACTIVE |
Masterbilt INC | South Bend | IN | — | ● ACTIVE |
Master Bolt LLC | Elyria | OH | 20–99 | ● ACTIVE |
Master Machining, INC | Castle Hayne | NC | — | ● ACTIVE |
Master Metal Products Company | San Jose | CA | — | ● ACTIVE |
Master Precision Machining | Santa Clara | CA | — | ● ACTIVE |
Master Research & Manufacturing, INC. | Norwalk | CA | — | ● ACTIVE |
Masters Machine Company | Bristol | ME | 20–99 | ● ACTIVE |
Master Tool & Mfg., INC. | Hiawatha | IA | 20–99 | ● ACTIVE |
Matenaer CORP | West Bend | WI | — | ● ACTIVE |
Material Alteration Company, LLC | Houston | TX | — | ● ACTIVE |
| MIMatthews Industries INC. | Decatur | AL | 20–99 | ● ACTIVE |
Mauell CORP | Dillsburg | PA | 20–99 | ● ACTIVE |
Maynard INC | Fayetteville | AR | — | ● ACTIVE |
May Tool and Mold Co., INC. | Kansas City | MO | — | ● ACTIVE |
Mazak CORP | Florence | KY | — | ● ACTIVE |
M-b Companies, INC | New Holstein | WI | — | ● ACTIVE |
| MCMbi Construction Services INC | Yakima | WA | — | ● ACTIVE |
M & B Machine, INC. | Carlisle | PA | 20–99 | ● ACTIVE |
Mbm Packaging Labs, INC. | Rogersville | TN | — | ● ACTIVE |
Mcalpin Industries INC. | Rochester | NY | — | ● ACTIVE |
Mcdonald Air & Sheet Metal INC. | Orlando | FL | 20–99 | ● ACTIVE |
Mcgill Airflow LLC | Fountain Inn | SC | 20–99 | ● ACTIVE |
Mckenzie Machining INC | San Jose | CA | — | ● ACTIVE |
| MBMcmellon Bros., Incorporated | Stratford | CT | 20–99 | ● ACTIVE |
Mcnally Industries, LLC | Grantsburg | WI | — | ● ACTIVE |
Mcneil Industries INC | Painesville | OH | 20–99 | ● ACTIVE |
Mcneilus Steel INC | Dodge Center | MN | — | ● ACTIVE |
| MPMdc Precision LLC | Hayward | CA | — | ● ACTIVE |
Md Plastics INC. | Columbiana | OH | — | ● ACTIVE |
Meaden Precision Machined Products Company | Burr Ridge | IL | 20–99 | ● ACTIVE |
Mechanical Analysis/repair, INC. | Lodi | CA | — | ● ACTIVE |
Mechanical Development Company, Incorporated | Salem | VA | 20–99 | ● ACTIVE |
| MDMechanical Devices CO | Bloomington | IL | 100–499 | ● ACTIVE |
Mechanical Metal Finishing CO | Gardena | CA | — | ● ACTIVE |
Medford Technologies, INC. | Tukwila | WA | — | ● ACTIVE |
Med-pac INC | Lake Park | MN | — | ● ACTIVE |
Mega Precision LLC | Newington | CT | — | ● ACTIVE |
Mega Sign INC | Grand Prairie | TX | — | ● ACTIVE |
Megatech Manufacturing LLC | Westminster | CA | — | ● ACTIVE |
Memcor INC | Huntington | IN | — | ● ACTIVE |
Menze Precision Machining, LLC | Winter Haven | FL | — | ● ACTIVE |
Mercury Aircraft INC | Hammondsport | NY | 100–499 | ● ACTIVE |
Mercury Machine Works LLC | Spring | TX | — | ● ACTIVE |