| 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 |
| 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 |