| Business | Phone |
| Brumbaugh-Herrick Inc 2578 Lakeshore Dr, Hillsdale 49242 | (517) 437-7557 |
| Indiana Soil & Water 2111 Spring Rd, Hillsdale 49242 | (517) 437-2595 |
| Mac Ritchie Cabin 5000 W Bear Lake Rd, Hillsdale 49242 | (517) 437-3974 |
| Mekonnen Mistella 1920 Bridge Rd, Hillsdale 49242 | (517) 439-2171 |
| Merit Access 3471 Beck Rd, Hillsdale 49242 | (517) 439-9102 |
| Park Dock & Dock 2800 Hudson Rd, Hillsdale 49242 | (517) 439-1081 |