| AIArvron INC (n5296) | Grand Rapids | MI | Plastics and Rubber Products Manufacturing326140 | 20-99 | ◐ LIKELY ACTIVE |
| BNBurgaflex North America | Fenton | MI | Plastics and Rubber Products Manufacturing326220 | 100-499 | ◐ LIKELY ACTIVE |
| CUComcast Urethane | Marshall | MI | Plastics and Rubber Products Manufacturing326150 | 1-19 | ◐ LIKELY ACTIVE |
| DEDiversified Engineering & Plastics LLC | Jackson | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| DMDt Manufacturing One LLC | Highland | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| EIEagle Industries INC | Wixom | MI | Plastics and Rubber Products Manufacturing326150 | 100-499 | ◐ LIKELY ACTIVE |
| FSFormed Solutions INC | Holland | MI | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
| GRGrand Rapids Foam Technologies | Wyoming | MI | Plastics and Rubber Products Manufacturing326150 | 100-499 | ◐ LIKELY ACTIVE |
| MEMmi - Engineered Solutions | Saline | MI | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| PCPrecision Coatings, INC. | Walled Lake | MI | Plastics and Rubber Products Manufacturing326113 | — | ◐ LIKELY ACTIVE |
| PIPurforms INC | Lowell | MI | Plastics and Rubber Products Manufacturing326150 | 20-99 | ◐ LIKELY ACTIVE |
| RFRegal Finishing Company, INC. | Coloma | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| SSShaw & Slavsky | Detroit | MI | Plastics and Rubber Products Manufacturing326111 | 20-99 | ◐ LIKELY ACTIVE |
| AIAcrofab INC | Zeeland | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| AAAdvanced Auto Trends, Inc. P1 | Oxford | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| AIAgco, INC | Remus | MI | Plastics and Rubber Products Manufacturing326191 | — | ◐ LIKELY ACTIVE |
| AMAptargroup Midland | Midland | MI | Chemical Manufacturing325212 | 100-499 | ◐ LIKELY ACTIVE |
| ACAquatic CO (b2025) | Three Rivers | MI | Plastics and Rubber Products Manufacturing326191 | — | ◐ LIKELY ACTIVE |
| BCBarry Controls | Ithaca | MI | Plastics and Rubber Products Manufacturing326291 | — | ◐ LIKELY ACTIVE |
| BCBdgn Corporation Dba American Autocoat | Grand Rapids | MI | Chemical Manufacturing325510 | 1-19 | ◐ LIKELY ACTIVE |
| BTBelding Tank Technologies, INC. | Belding | MI | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| CCCertainteed CORP | Jackson | MI | Plastics and Rubber Products Manufacturing326121 | 100-499 | ◐ LIKELY ACTIVE |
| CRComfort Research | Grand Rapids | MI | Plastics and Rubber Products Manufacturing326140 | 100-499 | ◐ LIKELY ACTIVE |
| CFCreative Foam Corp-dowagiac | Dowagiac | MI | Plastics and Rubber Products Manufacturing326140 | 100-499 | ◐ LIKELY ACTIVE |
| CFCreative Foam Corporation Fenway | Fenton | MI | Plastics and Rubber Products Manufacturing326150 | 100-499 | ◐ LIKELY ACTIVE |
| DIDo It Corporation | South Haven | MI | Paper Manufacturing322221 | 20-99 | ◐ LIKELY ACTIVE |
| EJEast Jordan Plastics INC - East Jordan | East Jordan | MI | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| FHFlexfab Horizons International | Hastings | MI | Plastics and Rubber Products Manufacturing326220 | 20-99 | ◐ LIKELY ACTIVE |
| GTGrand Traverse Plastics Corp | Williamsburg | MI | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| GLGreat Lakes Rubber CO INC | Wixom | MI | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
H.a. King Co., INC. | Royal Oak | MI | Plastics and Rubber Products Manufacturing326291 | 1-19 | ◐ LIKELY ACTIVE |
| HAHutchinson Antivibration Systems, INC (a9364) | Cadillac | MI | Plastics and Rubber Products Manufacturing326291 | — | ◐ LIKELY ACTIVE |
| HAHutchinson Antivibration Systems, INC. (e5094) | Grand Rapids | MI | Plastics and Rubber Products Manufacturing326291 | — | ◐ LIKELY ACTIVE |
| IIac | St Clair | MI | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| ILIndica-mcs LLC | Fowlerville | MI | Plastics and Rubber Products Manufacturing326150 | — | ◐ LIKELY ACTIVE |
| JMJvis Mfg., LLC | Benton Harbor | MI | Plastics and Rubber Products Manufacturing326111 | — | ◐ LIKELY ACTIVE |
| LELacks Enterprises INC | Kentwood | MI | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| LILacks Industries INC | Kentwood | MI | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| LILacks Industries, INC. | Kentwood | MI | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| LPLawrence Plasics | Clarkston | MI | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| LALisi Automotive Hi-vol INC | Livonia | MI | Plastics and Rubber Products Manufacturing326122 | 20-99 | ◐ LIKELY ACTIVE |
| LLL & L Products INC | Romeo | MI | Chemical Manufacturing325520 | 500+ | ◐ LIKELY ACTIVE |
| LPLoose Plastics Inc. | Gladwin | MI | Plastics and Rubber Products Manufacturing326112 | 100-499 | ◐ LIKELY ACTIVE |
| LILyons Industries | Dowagiac | MI | Plastics and Rubber Products Manufacturing326191 | 100-499 | ◐ LIKELY ACTIVE |
| MIMayco International, LLC | Sterling Hts | MI | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| MIMonroe INC | Kentwood | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| NANorth American Mold LLC | Auburn Hills | MI | Plastics and Rubber Products Manufacturing326199 | 1-19 | ◐ LIKELY ACTIVE |
| OPOscoda Plastics | Oscoda | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| PPPrecision Polymer Manufacturing INC | Kalamazoo | MI | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| PPPreferred Plastics | Plainwell | MI | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |