| Business | Phone |
| Uznis Development Co 28900 Woodward Ave, Royal Oak 48067 | (248) 547-3200 |
| Chrysos Development & Mgmt Co 306 S Washington Ave 212, Royal Oak 48067 | (248) 548-9900 |
| Real North 108 S Main St, Royal Oak 48067 | (248) 541-3551 |
| Exclusive Properties-Michigan 1931 Greenleaf Dr, Royal Oak 48067 | (248) 546-8210 |