Magnetic Shield CORP | Bensenville | IL | — | ● ACTIVE |
Magnet Sales & Mfg. CO INC | Culver City | CA | — | ● ACTIVE |
| MMMagnificent Machine LLC | Silverdale | WA | — | ● ACTIVE |
Magnolia Machine Company | Auburndale | FL | — | ● ACTIVE |
Magnum Machining LLC | Richmond | IL | — | ● ACTIVE |
Mah Tooling CO | Hickory Hills | IL | — | ● ACTIVE |
Maidencreek Manufacturing Sales Limited Liability CO | Shoemakersville | PA | — | ● ACTIVE |
Maine Source Machining Co, INC | West Newfield | ME | — | ● ACTIVE |
Main Made Studios LLC | Atlantic Beach | FL | — | ● ACTIVE |
| MEMaitland Engineering Inc. Bldg#1 | South Bend | IN | 20–99 | ● ACTIVE |
| MTMajestic Tool & Machine, LLC | Solon | OH | — | ● ACTIVE |
Maker Ship, INC | Hudson | NY | — | ● ACTIVE |
Maldek Industries INC. | North Hollywood | CA | — | ● ACTIVE |
Maloney Precision Manufacturing LLC | Lowell | MA | — | ● ACTIVE |
Malux Machine LLC | Stratford | CT | — | ● ACTIVE |
M & a Metals INC | Staten Island | NY | — | ● ACTIVE |
Manastrip Mm Corporation | Clifton Park | NY | — | ● ACTIVE |
Manderscheid, INC | Plano | TX | — | ● ACTIVE |
Manhattan Beach Labs, INC | El Segundo | CA | — | ● ACTIVE |
Manning Way Capital Partners LLC | Bellingham | MA | — | ● ACTIVE |
Mantissa Corporation | Charlotte | NC | — | ● ACTIVE |
Manufacture Design Innovation, INC | Gilberts | IL | — | ● ACTIVE |
Manufacturers Service Company, Incorporated | Woodbridge | CT | — | ● ACTIVE |
Manufacturing Solutions Industries, INC | Beaumont | TX | — | ● ACTIVE |
Manufacturing Standard, LLC | Poway | CA | — | ● ACTIVE |
| MTManufacturing Technology Group, INC | Westfield | MA | — | ● ACTIVE |
Manufacturing Technology LLC | Birmingham | AL | — | ● ACTIVE |
Manutek Mfg LLC | Estacada | OR | — | ● ACTIVE |
Marcu Manufacturing of Georgia, LLC | Buford | GA | — | ● ACTIVE |
Marcus Reinhold | Davis Junction | IL | — | ● ACTIVE |
| MIMarel, INC. | Gainesville | GA | 100–499 | ● ACTIVE |
Marengo Fabricated Steel LTD | Cardington | OH | — | ● ACTIVE |
Mariani Metal Fabricators Usa, INC. | Washington | NJ | — | ● ACTIVE |
Marine Exhaust Systems of Alabama, INC. | Fairhope | AL | — | ● ACTIVE |
Marinette Machine LLC | Marinette | WI | — | ● ACTIVE |
| MMMarin Manufacturing Services LLC | Albuquerque | NM | — | ● ACTIVE |
Marion Tool & Die INC | West Terre Haute | IN | — | ● ACTIVE |
Mark Beesley Manufacturing INC | Blairstown | NJ | — | ● ACTIVE |
Mark Finishing LLC | Saint Paul | TX | — | ● ACTIVE |
Markforged INC | Waltham | MA | 100–499 | ● ACTIVE |
Markins Enterprise, LLC | Tolleson | AZ | — | ● ACTIVE |
Markley Enterprises LLC | Cincinnati | OH | — | ● ACTIVE |
Mark Schwager INC | Imlay City | MI | — | ● ACTIVE |
| MMMarlin Machine Products | Riverside | CA | — | ● ACTIVE |
Maro & Associates INC | Gwinner | ND | — | ● ACTIVE |
Marquee Machining & Engineering LLC | Leesburg | IN | — | ● ACTIVE |
Marrone & Co., INC. | Houston | TX | — | ● ACTIVE |
Marsam Metal Finishing CO | New Britain | CT | — | ● ACTIVE |
| MIMarsan INC | Germantown | WI | — | ● ACTIVE |
Marshall Metal Products INC | Marshall | MI | — | ● ACTIVE |
| MPMarshall Precision Manufacturing, INC. | Guntersville | AL | — | ● ACTIVE |
Marsol Technologies, INC. | Houston | TX | — | ● ACTIVE |
Mars Technologies INC | Sarver | PA | — | ● ACTIVE |
Martech Machinery & Automation LLC | Rockaway | NJ | — | ● ACTIVE |
Martin Machining Services, INC | Elsmere | KY | — | ● ACTIVE |
Martin Mechanical Design LLC | Pittsburgh | PA | — | ● ACTIVE |
Marvel Manufacturing LLC | Lewiston | ID | — | ● ACTIVE |
Marzilli Machine CO | Seekonk | MA | — | ● ACTIVE |
Mascon, INC. | Woburn | MA | — | ● ACTIVE |
Masha Manufacturing, INC | Albuquerque | NM | — | ● ACTIVE |
Mass Fabricator LLC | Sahuarita | AZ | — | ● ACTIVE |
Massivit 3d INC | Alpharetta | GA | — | ● ACTIVE |
Master Fog LLC | West Chicago | IL | — | ● ACTIVE |
Master Lock Company LLC | Deerfield | IL | — | ● ACTIVE |
Master Machine INC | Ham Lake | MN | — | ● ACTIVE |
Master Machine & Tool CO INC | Newport News | VA | — | ● ACTIVE |
Master Sheetmetal Works INC | Hanahan | SC | — | ● ACTIVE |
Master Tool & Machine, LLC | Morrison | TN | — | ● ACTIVE |
Materials Fabrication and Testing Services, INC. | Oak Ridge | TN | — | ● ACTIVE |
Materials Science International INC | Columbus | OH | — | ● ACTIVE |
Material System INC | Childersburg | AL | — | ● ACTIVE |
| MTMaterial Testing Technology, INC | Wheeling | IL | — | ● ACTIVE |
Matern Metal Works, INC | Mansfield | OH | — | ● ACTIVE |
Mathew Wallace | Grimes | CA | — | ● ACTIVE |
Mathtopian Preparation, INC. | Los Angeles | CA | — | ● ACTIVE |
Matrix Coatings CORP. | West Palm Bch | FL | — | ● ACTIVE |
Matrix Machine INC | Tempe | AZ | — | ● ACTIVE |
Matterhackers, INC. | Lake Forest | CA | — | ● ACTIVE |
Matthew Warren, INC | Fenton | MO | — | ● ACTIVE |
Matthew Warren, INC | Santa Maria | CA | — | ● ACTIVE |
Maumee Pattern CO | Toledo | OH | — | ● ACTIVE |
Maurice S. Dessau Co., INC. | Fair Lawn | NJ | — | ● ACTIVE |
Maverick Fasteners LLC | Frisco | TX | — | ● ACTIVE |
Maverick Machine Co., LLC | Tamaqua | PA | — | ● ACTIVE |
Maverick Manufacturing LLC | Spartanburg | SC | — | ● ACTIVE |
| MLMax3, LLC | Benton Harbor | MI | — | ● ACTIVE |
Maxant Metals LLC | Moore Haven | FL | — | ● ACTIVE |
Maxcam CORP | Saint Paul | MN | — | ● ACTIVE |
Max Machine, LLC | Elizabethtown | PA | — | ● ACTIVE |
Max Machining LLC | Telford | PA | — | ● ACTIVE |
Maxx/american Industrial, INC. | Santa Rosa | CA | — | ● ACTIVE |
Mayville Engineering Company, INC. | Milwaukee | WI | — | ● ACTIVE |
| MAM&b Assembly CORP | Gardena | CA | — | ● ACTIVE |
Mb Machine, LLC | Sanford | ME | — | ● ACTIVE |
Mbs Manufacturing INC. | Franklin Park | IL | — | ● ACTIVE |
Mbt Product Design & Manufacturing INC | Waynesboro | PA | — | ● ACTIVE |
| MTMcallister Tool & Machine INC | Huntsville | AL | — | ● ACTIVE |
Mcclean Anderson, LLC | Schofield | WI | — | ● ACTIVE |
Mccormick Industries INC | Appleton | WI | — | ● ACTIVE |
Mc Engineering, INC | Mesa | AZ | — | ● ACTIVE |