| Business | Phone |
| Keiper Enterprises Inc 2600 Bellingham Dr 100, Troy 48083 | (248) 288-0130 |
| Khosla E Holdings Corp 41561 Dequindre Rd, Troy 48085 | (313) 966-2496 |
| Summit Group Holdings 575 E Big Beaver Rd, Troy 48083 | (248) 689-1100 |
| Chelsea Megan Holding Inc 1125 Rochester Rd, Troy 48083 | (248) 307-9160 |
| Daybreak Holdings 100 W Big Beaver Rd, Troy 48084 | (248) 680-6632 |
| Ajax Paving Inc 830 Kirts Blvd, Troy 48084 | (248) 244-3300 |
| Cer Holdings Llc 1089 Woodside Trail Dr, Troy 48085 | (248) 879-6340 |