| Business | Phone |
| Budd Management 1830 Rochester Rd 106, Royal Oak 48073 | (248) 545-3779 |
| Private Asset Management 1908 Harwood Ave, Royal Oak 48067 | (248) 548-4784 |
| Oak Ridge Mgt Co 316 S Main St, Royal Oak 48067 | (248) 399-7755 |
| Oakridge Management 100 W 5th St, Royal Oak 48067 | (248) 548-4739 |