| PHParker Hannifin Cylinder-plymouth Facility | Plymouth | — | ◐ LIKELY ACTIVE |
| PCPgp Corporation | Taylor | — | ◐ LIKELY ACTIVE |
| SMSMW Manufacturing, Belleville, MI | Belleville | 20–99 | ◐ LIKELY ACTIVE |
| SPSun Plastic Coating CO | Plymouth | — | ◐ LIKELY ACTIVE |
| TTTritech Titanium Parts, LLC | Detroit | — | ◐ LIKELY ACTIVE |
| UBUnited Brass Manufacturer | Romulus | 1–19 | ◐ LIKELY ACTIVE |
| UBUnited Brass Manufacturer-maching Divison | Romulus | 1–19 | ◐ LIKELY ACTIVE |
| WEWatson Engineering INC | Taylor | — | ◐ LIKELY ACTIVE |
| WIW Industries | Detroit | — | ◐ LIKELY ACTIVE |
| WSWorthington Steel Taylor | Taylor | 20–99 | ◐ LIKELY ACTIVE |
| BIBell Induction Heat-belleville | Belleville | — | ◐ LIKELY ACTIVE |
| KIKopacz Industrial Painting CO | Livonia | — | ◐ LIKELY ACTIVE |
| LPLoc Pac INC | Plymouth | — | ◐ LIKELY ACTIVE |
| PMPrecision Materials Handling Equipment | Inkster | — | ◐ LIKELY ACTIVE |
| 4M4 M Industries-livonia | Livonia | — | ◇ UNVERIFIED |
| AIAaa Industries | Detroit | — | ◇ UNVERIFIED |
| AEAdvance Engineering CO | Redford | — | ◇ UNVERIFIED |
| ACArted Chrome Plating INC | Detroit | — | ◇ UNVERIFIED |
| BTBodycote Thermal Processing | Canton | — | ◇ UNVERIFIED |
| CMCanton Manufacturing CORP. | Canton | — | ◇ UNVERIFIED |
| CPChemical Processing INC | Detroit | — | ◇ UNVERIFIED |
| CCChrome Craft CORP | Highland Park | — | ◇ UNVERIFIED |
| CLC L Rieckhoff CO | Taylor | — | ◇ UNVERIFIED |
| CGCrown Group Fire | Ecorse | — | ◇ UNVERIFIED |
| CGCrown Group, Lynch Road Plant | Detroit | — | ◇ UNVERIFIED |
| CGCrown Group the Detroit | Detroit | — | ◇ UNVERIFIED |
| DEDetroit Electro-coatings CO | Detroit | — | ◇ UNVERIFIED |
| DTDetroit Tubular Rivet | Wyandotte | — | ◇ UNVERIFIED |
| DEDte Electric Company | Detroit | — | ◇ UNVERIFIED |
| DSDurr Systems, INC. | Plymouth | — | ◇ UNVERIFIED |
| ESEaton Steel Corp-taylor | Taylor | — | ◇ UNVERIFIED |
| EEE & E Mfg Co-plymouth 201 | Plymouth | — | ◇ UNVERIFIED |
| EMElkins Machine & Tool-romulus | Romulus | — | ◇ UNVERIFIED |
| FSFederal Screw Works | Romulus | — | ◇ UNVERIFIED |
| FMFord Motor CO Vulcan Forging Plant | Dearborn | — | ◇ UNVERIFIED |
| GNGns North America Canton | Canton | — | ◇ UNVERIFIED |
| GLGreat Lake INC | Belleville | — | ◇ UNVERIFIED |
 Ground Effects, LLC | Dearborn | — | ◇ UNVERIFIED |
| GSGutter Suppliers INC | Detroit | — | ◇ UNVERIFIED |
| HMHispanic Mfg / Gonzalez Mfg | Detroit | — | ◇ UNVERIFIED |
| HCHmw Contracting LLC | Detroit | — | ◇ UNVERIFIED |
| JIJamison Industries INC | Taylor | — | ◇ UNVERIFIED |
| MPMaterial Processing INC | Riverview | — | ◇ UNVERIFIED |
| MMMercury Manufacturing Company | Wyandotte | — | ◇ UNVERIFIED |
| MPMetaldyne Precision Forming | Detroit | — | ◇ UNVERIFIED |
| MHM & H Industries INC | Livonia | — | ◇ UNVERIFIED |
| MCMichigan Chrome & Chemical Company | Detroit | — | ◇ UNVERIFIED |
| MPMicro Platers Sales ( Dba Hajjar Plating Service) | Wayne | — | ◇ UNVERIFIED |
| MGMurray Grinding-dearborn Hgts | Dearborn Heights | — | ◇ UNVERIFIED |
| OSOakland Stamping LLC | Detroit | — | ◇ UNVERIFIED |
