| Business | Phone |
| 3100 Main Plaza Management 3100 Main St, Kansas City 64111 | (816) 531-7171 |
| Helzberg Management Llc 4049 Pennsylvania Ave, Kansas City 64111 | (816) 561-7600 |
| Northland Pool Management Co 5565 Nw Barry Rd # 191, Kansas City 64154 | (816) 792-2922 |