| CMCannon Muskegon CORP | Muskegon | MI | Primary Metal Manufacturing331513 | 100-499 | ◐ LIKELY ACTIVE |
| MCMuskegon Composites (dba Gmi Composites, Inc.) | Muskegon | MI | Plastics and Rubber Products Manufacturing326130 | 20-99 | ◐ LIKELY ACTIVE |
Sun Chemical CORP | Muskegon | MI | Chemical Manufacturing325130 | 100-499 | ◐ LIKELY ACTIVE |
| AFAero Foil International | Muskegon | MI | Machinery Manufacturing333512 | 20-99 | ◐ LIKELY ACTIVE |
| HIHoneywell International (burdick & Jackson) | Muskegon | MI | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| MSMid-west Spring and Stamping | Muskegon | MI | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| PCPort City Metal Products | Muskegon | MI | Primary Metal Manufacturing331523 | — | ◐ LIKELY ACTIVE |
| TCTextron Cwc Division | Muskegon | MI | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| BSBekaert Steel | Muskegon | MI | Primary Metal Manufacturing331222 | — | ◐ LIKELY ACTIVE |
| TLTech Line Products | Muskegon | MI | Miscellaneous Manufacturing339920 | — | ◐ LIKELY ACTIVE |
Dsc Detergents INC | Muskegon | MI | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| DPDobb Printing INC | Muskegon | MI | Printing and Related Support Activities323111 | — | ◐ LIKELY ACTIVE |
| AAAdac Automotive Muskegon Plants | Muskegon | MI | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| APAdac Plastics INC | Muskegon | MI | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| BCBold Companies | Muskegon | MI | Wood Product Manufacturing321211 | — | ◐ LIKELY ACTIVE |
| FTForming Technologies LLC | Muskegon | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| JTJohnson Technology, INC. | Muskegon | MI | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| KWKrause Welding, INC | Muskegon | MI | Machinery Manufacturing333992 | — | ◐ LIKELY ACTIVE |
| MFMetal Finishing Technology | Muskegon | MI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| NGNew Gldc LLC | Muskegon | MI | Primary Metal Manufacturing331410 | 20-99 | ◐ LIKELY ACTIVE |
| PFProduction Fabricators INC | Muskegon | MI | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| SMShoreline Metal Fabricators INC | Muskegon | MI | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| APAsphalt Paving INC | Muskegon | MI | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| CCytiva-muskegon | Muskegon | MI | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| GLGreat Lakes Finishing INC | Muskegon | MI | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| SSScherdel Sales & Technology INC | Muskegon | MI | Fabricated Metal Product Manufacturing332613 | — | ◐ LIKELY ACTIVE |
| 1A18th Amendment Spirits Co. | Muskegon | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| AEA.B. Electrical Wires, Inc. | Muskegon | MI | Electrical Equipment, Appliance & Component Manufacturing335314 | 20-99 | ◐ LIKELY ACTIVE |
| AIAction Industrial Supply CO. | Muskegon | MI | Apparel Manufacturing315990 | — | ◐ LIKELY ACTIVE |
| AAADAC Automotive | Muskegon | MI | Transportation Equipment Manufacturing336390 | 100-499 | ◐ LIKELY ACTIVE |
| AAADAC Automotive | Muskegon | MI | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| AAADAC Automotive | Muskegon | MI | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| BHBert Hazekamp & Son Inc. | Muskegon | MI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| BBBrunswick Bowling Products | Muskegon | MI | Miscellaneous Manufacturing339920 | 100-499 | ◐ LIKELY ACTIVE |
| CAClay Avenue Cellars | Muskegon | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| EAEagle Aluminum Cast Products Sand Mold | Muskegon | MI | Primary Metal Manufacturing331524 | 1-19 | ◐ LIKELY ACTIVE |
| EBEpi Breads Muskegon | Muskegon | MI | Food Manufacturing311812 | 100-499 | ◐ LIKELY ACTIVE |
| EEEverything Encoded LLC | Muskegon | MI | Transportation Equipment Manufacturing336415 | — | ◐ LIKELY ACTIVE |
| GLGlobal Life Sciences Solutions US LLC | Muskegon | MI | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| HMHazekamp Meats Inc. | Muskegon | MI | Food Manufacturing311612 | 100-499 | ◐ LIKELY ACTIVE |
| JJJ & J Machine, LTD | Muskegon | MI | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
J&M Machine Products Inc. | Muskegon | MI | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| KCKautex - CWC | Muskegon | MI | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| KJKeith Jones Enterprises, INC. | Muskegon | MI | Furniture and Related Product Manufacturing337110 | — | ◐ LIKELY ACTIVE |
| LELake Effect Winery | Muskegon | MI | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| LSLakeside Surfaces Inc. | Muskegon | MI | Nonmetallic Mineral Product Manufacturing327991 | 100-499 | ◐ LIKELY ACTIVE |
| MAM Argueso & Co dba Paramelt - McCracken | Muskegon | MI | Chemical Manufacturing325520 | 100-499 | ◐ LIKELY ACTIVE |
| MAM Argueso & Co dba Paramelt - Mnt Garfield | Muskegon | MI | Chemical Manufacturing325520 | 1-19 | ◐ LIKELY ACTIVE |
| MAMuskegon Area District Library | Muskegon | MI | Furniture and Related Product Manufacturing337127 | 20-99 | ◐ LIKELY ACTIVE |
| MMMuskegon MI Truss | Muskegon | MI | Wood Product Manufacturing321215 | 20-99 | ◐ LIKELY ACTIVE |