Ellen-Jo Boschert

Colonial Management Group LP operates private outpatient substance abuse treatment clinics. It provides treatment for persons addicted to opioid class of drugs, including prescription pain medications and heroin; and methadone treatment for overcoming opiate dependence. The company was founded in 1986 and is headquartered in Orlando, FL.

Part of AAC Holdings, Inc., American Addiction Centers, Inc. is a leading provider of inpatient and outpatient substance use disorder treatment services. The company is based in Brentwood, TN. The company treats clients who are struggling with drug addiction, alcohol addiction, and co-occurring mental/behavioral health issues. The company's facilities are focused on delivering effective clinical care and treatment solutions. The company also offers several online resources for the public. The company was founded in 2007 by Michael T. Cartwright. Thomas Britton has been the CEO of the company since 2022.