![Mark T. Billman](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Mark T.
Billman has worked as a Director at Amisub of South Carolina, Inc. and Keystone Substance Abuse Service.
| Companies | Position | Start |
|---|---|---|
Amisub of South Carolina, Inc.
 Amisub of South Carolina, Inc. Hospital/Nursing ManagementHealth Services Operates hospitals | Director/Board Member | - |
Keystone Substance Abuse Service
 Keystone Substance Abuse Service Miscellaneous Commercial ServicesCommercial Services Operates as a nonprofit organization that provides substance abuse services | Director/Board Member | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 2 |
|---|---|
Amisub of South Carolina, Inc.
Amisub of South Carolina, Inc. Hospital/Nursing ManagementHealth Services Operates hospitals | Health Services |
Keystone Substance Abuse Service
Keystone Substance Abuse Service Miscellaneous Commercial ServicesCommercial Services Operates as a nonprofit organization that provides substance abuse services | Commercial Services |
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