| Department | Department Head | Phone Number | Fax Number |
| Administration | John Bolton, CEO | 517-278-2129 | 517-279-8172 |
| Mental Health Outpatient | Bruce Sweet | 517-279-8404 | 517-279-8172 |
| Substance Use Services | Sue Germann | 517-278-2129 | 517-279-8172 |
| Community Support Services | Vicky Petty | 517-278-2129 | 517-279-8172 |
| School Success Program |
Vicky Petty | 517-278-2129 | 517-279-8172 |
| Senior Respite Services | Julie Hurley | 517-279-8847 | 517-278-7281 |
| Recipient Rights | Norma Wojack | 517-278-2129 | 517-279-8172 |
| Customer Services | Shirley Nystrom | 1-866-877-4636 | 517-279-8172 |
| Compliance Officer | Sue Germann | 517-278-2129 | 517-279-8172 |
