Aluminum Blanking Co., INC. | Pontiac | 20–99 | ● ACTIVE |
Aristo-cast, INC. | Almont | 20–99 | ● ACTIVE |
| ACAsama Coldwater Manufacturing, INC. | Coldwater | 100–499 | ● ACTIVE |
Barron Industries INC | Oxford | 20–99 | ● ACTIVE |
Bay Shore Steel Works LLC | Charlevoix | 20–99 | ● ACTIVE |
| BIBetz Industries | Grand Rapids | 100–499 | ● ACTIVE |
| CSCleveland-cliffs Steel CORP - Dearborn Works | Dearborn | 500+ | ● ACTIVE |
| DNDicastal North America, INC. | Greenville | 100–499 | ● ACTIVE |
Fab Masters Company, INC. | Marcellus | 20–99 | ● ACTIVE |
| HSH.c. Starck Solutions Coldwater LLC | Coldwater | — | ● ACTIVE |
| HCHuron Casting INC | Pigeon | 100–499 | ● ACTIVE |
Innovative Works INC. | Chesterfield | — | ● ACTIVE |
| LEL E Jones CO | Menominee | 100–499 | ● ACTIVE |
Linear Motion LLC | Saginaw | 100–499 | ● ACTIVE |
| MSMichigan Seamless Tube, LLC | South Lyon | 100–499 | ● ACTIVE |
| MBMueller Brass CO. | Port Huron | 100–499 | ● ACTIVE |
Mueller Impacts Co, INC | Marysville | 20–99 | ● ACTIVE |
Omega Castings, INC | Battle Creek | — | ● ACTIVE |
Sterling Metal Works LLC | Sterling Heights | — | ● ACTIVE |
| SMSulzer Metco (us) Troy | Troy | 20–99 | ● ACTIVE |
| SBSuperior Brass & Aluminum Casting CO | East Lansing | 20–99 | ● ACTIVE |
Superior Extrusion, INC | Gwinn | 100–499 | ● ACTIVE |
| TLTemperform LLC | Novi | 20–99 | ● ACTIVE |
Trimet Industries INC | Traverse City | 1–19 | ● ACTIVE |
Wolverine Bronze CO | Roseville | 20–99 | ● ACTIVE |
| BCBay Cast Technologies, INC. | Bay City | 20–99 | ● ACTIVE |
Becker Metal Works INC | Saint Clair | — | ● ACTIVE |
| CECorsair Engineering INC | Flint | 20–99 | ● ACTIVE |
Delaco Steel CORP | Dearborn | — | ● ACTIVE |
| EAEagle Alloy, INC. | Muskegon | 100–499 | ● ACTIVE |
| EPEagle Precision Cast Parts | Muskegon | 20–99 | ● ACTIVE |
| EAExtruded Aluminum Company, LLC | Belding | 100–499 | ● ACTIVE |
Leroy Tool & Die INC | Leroy | — | ● ACTIVE |
Lovejoy, LLC | South Haven | — | ● ACTIVE |
| MEMadison Electric Company | Fraser | — | ● ACTIVE |
| NMNorthfield Manufacturing, INC | Westland | 20–99 | ● ACTIVE |
| RIRlm Industries INC | Oxford | — | ● ACTIVE |
Steeltech, LLC | Grand Rapids | — | ● ACTIVE |
Stegman Tool Co, INC | Troy | — | ● ACTIVE |
St. Regis Culvert, INC | Charlotte | — | ● ACTIVE |
| TETooling & Equipment International CORP. | Livonia | 100–499 | ● ACTIVE |
426-deborah-rose-durr-supplies L.l.c | Southfield | — | ● ACTIVE |
A-1 Roll CO | Mount Clemens | — | ● ACTIVE |
| CCCannon-muskegon CORP | Norton Shores | — | ● ACTIVE |
Cb Marcellus Metalcasters INC | Plainwell | — | ● ACTIVE |
Ccm Mfg LLC | Vanderbilt | — | ● ACTIVE |
Diez Group LLC | Trenton | — | ● ACTIVE |
Gct America INC. | Litchfield | — | ● ACTIVE |
Glc Acquisition, LLC | Ludington | — | ● ACTIVE |
Michigan Metals & Manufacturing INC | Southfield | — | ● ACTIVE |