Metalworks INC | Ludington | MI | Fabricated Metal Product Manufacturing332999 | 100-499 | ● ACTIVE |
| ISIndian Summer Cooperative INC | Ludington | MI | Food Manufacturing311411 | 100-499 | ● ACTIVE |
Glc Acquisition, LLC | Ludington | MI | Primary Metal Manufacturing331511 | — | ● ACTIVE |
Teter Orthotics and Prosthetics, INC. | Ludington | MI | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
Tye's, INC | Ludington | MI | Miscellaneous Manufacturing339950 | — | ● ACTIVE |
| HOHouse of Flavors | Ludington | MI | Food Manufacturing311520 | 100-499 | ◐ LIKELY ACTIVE |
| CPChange Parts INC | Ludington | MI | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| TDThe Dow Chemical Company- Ludington, Mi Plant | Ludington | MI | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| CDCone Drive Operations LUD | Ludington | MI | Machinery Manufacturing333612 | 20-99 | ◐ LIKELY ACTIVE |
| EWEgle-rrd-star Watchcase Gwcu | Ludington | MI | Computer and Electronic Product Manufacturing334519 | — | ◐ LIKELY ACTIVE |
| RRRieth Riley Construction CO INC | Ludington | MI | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| SSStraits Steel & Wire | Ludington | MI | Fabricated Metal Product Manufacturing332618 | — | ◐ LIKELY ACTIVE |
| HRHarsco Rail | Ludington | MI | Transportation Equipment Manufacturing336399 | — | ◇ UNVERIFIED |
| LCLudington Components | Ludington | MI | Furniture and Related Product Manufacturing337211 | — | ◇ UNVERIFIED |
| BSBig Sable Winery | Ludington | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| GLGreat Lakes Castings LLC | Ludington | MI | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| HRHarsco Rail LLC - LUD | Ludington | MI | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| HLHaworth Ludington | Ludington | MI | Furniture and Related Product Manufacturing337214 | 100-499 | ◐ LIKELY ACTIVE |
| LWLove Wines | Ludington | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| LWLove Wines, LLC | Ludington | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| LBLudington Bay Brewing Co. | Ludington | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| LMLudington Meat Company | Ludington | MI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| MFMichigan Food Processors | Ludington | MI | Food Manufacturing311421 | 20-99 | ◐ LIKELY ACTIVE |
| NMNorthridge Metal Fabrication LLC | Ludington | MI | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| PMPere Marquette Winery, INC. | Ludington | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| BCBrill CO | Ludington | MI | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| FCFlora Craft CORP | Ludington | MI | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| HWHarbison Walker Refractories CO | Ludington | MI | Nonmetallic Mineral Product Manufacturing327125 | — | ◇ UNVERIFIED |
| MMMerdel Mfg CO - Carrom CO | Ludington | MI | Miscellaneous Manufacturing339930 | — | ◇ UNVERIFIED |
| PRPallet Recycle INC | Ludington | MI | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| TIToshiba International CORP | Ludington | MI | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| UAUacj Automotive-6th Street | Ludington | MI | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| UAUacj Automotive Whitehall Industries INC | Ludington | MI | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |