| Business | Phone |
| Activa Holdings 2905 Lucerne Dr Se, Grand Rapids 49546 | (616) 787-5700 |
| B & L Holdings 2156 Plainfield Ave Ne, Grand Rapids 49505 | (616) 361-7821 |
| Batts Group 3855 Sparks Dr Se 222, Grand Rapids 49546 | (616) 956-3053 |
| Westwater Group 618 Kenmoor Ave Se 120, Grand Rapids 49546 | (616) 957-9060 |
| Windquest Group 126 Ottawa Ave Nw, Grand Rapids 49503 | (616) 459-4500 |
| Wolverine Holdings 3800 Eastern Ave Se, Grand Rapids 49508 | (616) 452-9164 |
| Shephelah Holdings Llc 80 Ottawa Ave Nw, Grand Rapids 49503 | (616) 742-2825 |