| MUMercedes-benz US International INC | Vance | AL | Transportation Equipment Manufacturing336110 | 500+ | ● ACTIVE |
| MVMercedes-benz Vans LLC | Ladson | SC | Transportation Equipment Manufacturing336110 | 500+ | ● ACTIVE |
| MAMichigan Automotive Compressor INC. | Parma | MI | Transportation Equipment Manufacturing336390 | 500+ | ● ACTIVE |
| MBMicro Bird USA LLC | Plattsburgh | NY | Transportation Equipment Manufacturing336110 | 100-499 | ● ACTIVE |
Mid-america Aerotech, LLC | West Fargo | ND | Transportation Equipment Manufacturing336413 | 1-19 | ● ACTIVE |
Miller Industries Towing Equipment INC | Ooltewah | TN | Transportation Equipment Manufacturing336211 | — | ● ACTIVE |
Miller Marine LLC | San Diego | CA | Fabricated Metal Product Manufacturing332114 | 20-99 | ● ACTIVE |
Milwaukee Composites, INC. | Cudahy | WI | Chemical Manufacturing325211 | 100-499 | ● ACTIVE |
Minutemen Precision Machining & Tool CORP | Ronkonkoma | NY | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Mississippi Marine Corporation | Greenville | MS | Transportation Equipment Manufacturing336611 | 20-99 | ● ACTIVE |
Mitchell Equipment Corporation | Dundee | MI | Transportation Equipment Manufacturing336510 | — | ● ACTIVE |
| MIModern Industries INC | Phoenix | AZ | Fabricated Metal Product Manufacturing332710 | 500+ | ● ACTIVE |
Modineer Plant 10 | Niles | MI | Transportation Equipment Manufacturing336370 | 100-499 | ● ACTIVE |
Modine Manufacturing Company Jefferson City | Jefferson City | MO | Machinery Manufacturing333415 | 100-499 | ● ACTIVE |
Moeller Mfg. Company, LLC | Wixom | MI | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Monroe Truck Equipment, INC. | Monroe | WI | Transportation Equipment Manufacturing336210 | 500+ | ● ACTIVE |
| MTMorgan Truck Body LLC | Morgantown | PA | Transportation Equipment Manufacturing336211 | 100-499 | ● ACTIVE |
Morrissey, INC. | Minneapolis | MN | Fabricated Metal Product Manufacturing332119 | 20-99 | ● ACTIVE |
| MEMotherson Electroplating US LLC | Northport | AL | Plastics and Rubber Products Manufacturing326199 | 100-499 | ● ACTIVE |
Motive Power Marine, LLC | Tacoma | WA | Transportation Equipment Manufacturing336611 | — | ● ACTIVE |
Mulgrew Aircraft Components, INC. | Monrovia | CA | Fabricated Metal Product Manufacturing332510 | — | ● ACTIVE |
Naiad Dynamics US INC | Shelton | CT | Computer and Electronic Product Manufacturing334511 | 20-99 | ● ACTIVE |
Namjet LLC | Denver | CO | Fabricated Metal Product Manufacturing332993 | 20-99 | ● ACTIVE |
| NINascote Industries INC | Nashville | IL | Machinery Manufacturing333249 | 500+ | ● ACTIVE |
| NANeaton Auto Products Manufacturing INC | Eaton | OH | Plastics and Rubber Products Manufacturing326199 | 500+ | ● ACTIVE |
Nelson Manufacturing CO | Ottawa | OH | Transportation Equipment Manufacturing336212 | 20-99 | ● ACTIVE |
New Hampshire Ball Bearings INC | Laconia | NH | Fabricated Metal Product Manufacturing332991 | 100-499 | ● ACTIVE |
| NCNewmar Corporation | Nappanee | IN | Transportation Equipment Manufacturing336213 | 500+ | ● ACTIVE |
Next Intent, INC. | San Luis Obispo | CA | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
| NCNgk Ceramics Usa, INC. | Mooresville | NC | Nonmetallic Mineral Product Manufacturing327999 | 500+ | ● ACTIVE |
Nielsen Beaumont Marine, INC. | San Diego | CA | Transportation Equipment Manufacturing336611 | 20-99 | ● ACTIVE |
| NGNorthrop Grumman Systems Corporation | Magna | UT | Chemical Manufacturing325998 | — | ● ACTIVE |
Northwest Machining & Mfg., INC. | Meridian | ID | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
| NCNovae Corporation | Markle | IN | Machinery Manufacturing333924 | 20-99 | ● ACTIVE |
| NDNtn Driveshaft INC | Columbus | IN | Fabricated Metal Product Manufacturing332991 | 500+ | ● ACTIVE |
Nwi Wichita LLC | Park City | KS | Transportation Equipment Manufacturing336413 | 20-99 | ● ACTIVE |
| OSOkamoto Sandusky Manufacturing, LLC | Sandusky | OH | Plastics and Rubber Products Manufacturing326199 | 100-499 | ● ACTIVE |
Ontic Engineering & Manufacturing, INC | Chatsworth | CA | Fabricated Metal Product Manufacturing332912 | 100-499 | ● ACTIVE |
Optex Systems, INC | Richardson | TX | Plastics and Rubber Products Manufacturing326199 | 100-499 | ● ACTIVE |
| OAOrizon Aerostructures - Chanute INC | Chanute | KS | Transportation Equipment Manufacturing336411 | 100-499 | ● ACTIVE |
| OAOrizon Aerostructures - Processing INC | Chanute | KS | Fabricated Metal Product Manufacturing332813 | 100-499 | ● ACTIVE |
Owens Products INC | Sturgis | MI | Fabricated Metal Product Manufacturing332439 | 20-99 | ● ACTIVE |
| OBOx Bodies INC | Fayette | AL | Transportation Equipment Manufacturing336211 | 100-499 | ● ACTIVE |
Ozark Aeroworks LLC | Springfield | MO | Transportation Equipment Manufacturing336412 | 20-99 | ● ACTIVE |
Pacific Consolidated Industries LLC | Riverside | CA | Machinery Manufacturing333998 | — | ● ACTIVE |
Pacific Fishermen Shipyard and Electric, LLC | Seattle | WA | Transportation Equipment Manufacturing336611 | 20-99 | ● ACTIVE |
Pacific Sky Supply, INC. | Sun Valley | CA | Transportation Equipment Manufacturing336412 | 20-99 | ● ACTIVE |
Palfinger Usa, LLC | Tiffin | OH | Transportation Equipment Manufacturing336211 | 100-499 | ● ACTIVE |
| PAPark Aerospace Technologies CORP | Newton | KS | Transportation Equipment Manufacturing336413 | 100-499 | ● ACTIVE |
| PTPas Technologies INC | Hillsboro | OH | Transportation Equipment Manufacturing336412 | — | ● ACTIVE |