| International Union of Operating Engineers' Local 324 | Related tax-exempt org | To anticipate for and capitalize on the challenges facing the union | MI | 380679790 |
| International Union of Operating Engineers' Local 324 Health and Welfare FU | Related tax-exempt org | To provide health benefits for members | MI | 382243531 |
| OE Local 324 JATF | Related tax-exempt org | To provide training to members | MI | 383215444 |
| OE Local 324 LMEC | Related tax-exempt org | To disseminate promotional materials and info to architects and engineers | MI | 382872986 |
| Operating Engineers' Local 324 Building Corporation | Related tax-exempt org | To hold buildings used by the union | MI | 386082362 |
| Operating Engineers' Local 324 Industry Labor Management Committee | Related tax-exempt org | To improve communication between REPS of union, employer, and association | MI | 845098894 |
| Operating Engineers' Local 324 State of Michigan Political Action Committee | Related tax-exempt org | To monitor political activities affecting members | MI | 383237248 |
| Operating Engineers' Local 324 Vacation and Holiday Fund | Related tax-exempt org | To provide vacation benefits for members | MI | 386195525 |
| Alcona County EMS | Related tax-exempt org | — | — | — |
| BAD AXE Schools | Related tax-exempt org | — | — | — |
| Charter TWP of EAST China | Related tax-exempt org | — | — | — |
| Charter TWP of FORT Gratiot | Related tax-exempt org | — | — | — |
| City of Brown City | Related tax-exempt org | — | — | — |
| City of Coloma | Related tax-exempt org | — | — | — |
| City of Riverview | Related tax-exempt org | — | — | — |
| City of Watervliet | Related tax-exempt org | — | — | — |
| Clark Township | Related tax-exempt org | — | — | — |
| Clyde Township DPW Union (sn) | Related tax-exempt org | — | — | — |
| Midwest OE Local 150 | Related tax-exempt org | — | — | — |
| Missaukee CTY RD Commission | Related tax-exempt org | — | — | — |
| OE AF of L-AGC BLDG Trades | Related tax-exempt org | — | — | — |
| OE Eastern PA & DEL | Related tax-exempt org | — | — | — |
| OE H & W Local 9zenith AMER | Related tax-exempt org | — | — | — |
| OE Local 137 | Related tax-exempt org | — | — | — |
| OE Local 139 | Related tax-exempt org | — | — | — |