| BIBetz Industries | Grand Rapids | MI | Primary Metal Manufacturing331511 | 100-499 | ● ACTIVE |
 Steeltech, LLC | Grand Rapids | MI | Primary Metal Manufacturing331513 | 20-99 | ● ACTIVE |
| MWMichigan Wheel CORP | Grand Rapids | MI | Primary Metal Manufacturing331525 | 20-99 | ◐ LIKELY ACTIVE |
| PGPsg Grand Rapids (previously Blackmer, a Dover Co) | Grand Rapids | MI | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| PJPhillips & Johnston INC Dba River Rock Fabrication | Grand Rapids | MI | Primary Metal Manufacturing331210 | — | ◐ LIKELY ACTIVE |
| CDCascade Die Casting Mid-state | Grand Rapids | MI | Primary Metal Manufacturing331522 | — | ◐ LIKELY ACTIVE |
| CDCascade Die Casting Group INC | Grand Rapids | MI | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| CGCitation Grand Rapids | Grand Rapids | MI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| WWilkast | Grand Rapids | MI | Primary Metal Manufacturing331522 | 20-99 | ◇ UNVERIFIED |
| AAA-1 Accurate, LLC | Grand Rapids | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ABAll Bending and Tubular Products LLC | Grand Rapids | MI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| CDCascade Die Casting / Mid-state | Grand Rapids | MI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| CACompass Automotive | Grand Rapids | MI | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| PMPadnos Manufacturing INC | Grand Rapids | MI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| SSigncomp | Grand Rapids | MI | Primary Metal Manufacturing331318 | — | ◇ UNVERIFIED |
| VMVanguard Manufacturing INC | Grand Rapids | MI | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| WWWillet & Willet Holdings, LLC | Grand Rapids | MI | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
