| TCTri-mer Corp-owosso | Owosso | MI | Machinery Manufacturing333411 | — | ◇ UNVERIFIED |
| TDTroy Design & Manufacturing CO | Redford | MI | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| TRTyler Refrigeration CORP | Niles | MI | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| UDUrgent Design and Mfg INC | Lapeer | MI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| VAVan Aire INC | Gladstone | MI | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| VGVenture Global Eng-mound Rd | Sterling Heights | MI | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
Walls Holding Company | Harbor Springs | MI | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| WBWest Branch Industries | West Branch | MI | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| WCWestool Corporation | Temperance | MI | Machinery Manufacturing333514 | 1-19 | ◇ UNVERIFIED |
| WMWirtz Manufacturing Co., INC. Plant 4 | Port Huron | MI | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| WSWit Son Carbide Tool INC | East Jordan | MI | Machinery Manufacturing333515 | 1-19 | ◇ UNVERIFIED |
| YLYale Lift Tech International Incorporated | Muskegon Heights | MI | Machinery Manufacturing333923 | — | ◇ UNVERIFIED |
| 1W101 Woodward | Kingsford | MI | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| 3360 | Harbor Beach | MI | Machinery Manufacturing333998 | 20-99 | ◐ LIKELY ACTIVE |
| ARA1 Refrigeration Sales & Service Inc | Kalamazoo | MI | Machinery Manufacturing333414 | 20-99 | ◐ LIKELY ACTIVE |
| ARAbb Robotics LLC | Auburn Hills | MI | Machinery Manufacturing333613 | — | ◐ LIKELY ACTIVE |
| ARAce Restoration Services INC | Detroit | MI | Machinery Manufacturing333991 | — | ◐ LIKELY ACTIVE |
| ATActive Tooling, LLC | Zeeland | MI | Machinery Manufacturing333515 | 1-19 | ◐ LIKELY ACTIVE |
| AAAltron Automation Group Inc | Huds | MI | Machinery Manufacturing333922 | 1-19 | ◐ LIKELY ACTIVE |
| ATAmerican Tooling and Prototype, LLC | Ann Arbor | MI | Machinery Manufacturing333514 | — | ◐ LIKELY ACTIVE |
| AIAmeri-Shred Industrial Corp. | Alpena | MI | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| AGAnderson Global | Muskegon Heights | MI | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| AMApplied MFG | Lake Orion | MI | Machinery Manufacturing333998 | 20-99 | ◐ LIKELY ACTIVE |
| ASApplied Solutions Group ASG Pettibone Main | Baraga | MI | Machinery Manufacturing333318 | 100-499 | ◐ LIKELY ACTIVE |
| ASArobotech Systems, Inc. | Madison Heights | MI | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| AGArtiflex General Die & Engineering | Grand Rapids | MI | Machinery Manufacturing333511 | 20-99 | ◐ LIKELY ACTIVE |
Artiflex Manufacturing Automatrix | Grand Rapids | MI | Machinery Manufacturing333998 | 20-99 | ◐ LIKELY ACTIVE |
Artiflex Manufacturing Bristol | Grand Rapids | MI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
Artiflex Manufacturing Warren | Warren | MI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| AMAti Motors INC | Rochester Hills | MI | Machinery Manufacturing333998 | — | ◐ LIKELY ACTIVE |
| ACAtlas Copco IAS | Auburn Hills | MI | Machinery Manufacturing333911 | 100-499 | ◐ LIKELY ACTIVE |
| ASAutomated Systems INC | Auburn Hills | MI | Machinery Manufacturing333922 | — | ◐ LIKELY ACTIVE |
| AAutotech | Novi | MI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| AAAxis Assembly Britton | Britton | MI | Machinery Manufacturing333519 | 20-99 | ◐ LIKELY ACTIVE |
| AEAxis Engineering Dundee 2 | Dundee | MI | Machinery Manufacturing333514 | 1-19 | ◐ LIKELY ACTIVE |
| AMAxis Manufacturing Dundee | Dundee | MI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| BSBastian Solutions Pallet Automation | Grand Rapids | MI | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| BBelanger | Livonia, MI | MI | Machinery Manufacturing333318 | 100-499 | ◐ LIKELY ACTIVE |
| BIBelco Industires | Belding | MI | Machinery Manufacturing333994 | 20-99 | ◐ LIKELY ACTIVE |
| BPBennett Pump Company | Spring Lake | MI | Machinery Manufacturing333913 | 20-99 | ◐ LIKELY ACTIVE |
| BDBig Dutchman | Holland | MI | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| BPBildon Parts and Service | Plymouth | MI | Machinery Manufacturing333310 | 20-99 | ◐ LIKELY ACTIVE |
| BSBOSS Snowplow | Iron Mountain | MI | Machinery Manufacturing333112 | 100-499 | ◐ LIKELY ACTIVE |
| BJBrose Jefferson Inc | Warren | MI | Machinery Manufacturing333318 | 100-499 | ◐ LIKELY ACTIVE |
| BLBrown LLC | Beaverton | MI | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| BAByers and Associates, LLC | Plainwell | MI | Machinery Manufacturing333517 | — | ◐ LIKELY ACTIVE |
| CECambron Engineering, Inc. | Bay City | MI | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| CFCarlisle Fluid Technologies | Wixom | MI | Machinery Manufacturing333912 | 20-99 | ◐ LIKELY ACTIVE |
| CPCarry Pump Sales and Service, LLC | Caro | MI | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| CICentral Industrial Group Troy HQ | Troy | MI | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |