Subsidiary

Jurisdiction of Incorporation or Organization

Acadia Healthcare Company, Inc.

Acadia – YFCS Holdings, Inc.

Acadia Management Company, Inc.

Acadia Hospital of Lafayette, LLC

Acadia Hospital of Longview, LLC

Acadia Abilene, LLC

Kids Behavioral Health of Montana, Inc.

Acadia Louisiana, LLC

Acadia Riverwoods, LLC

Acadia Village, LLC

Lakeview Behavioral Health System, LLC

Suncoast Behavioral, LLC

Acadia Merger Sub, LLC

Psychiatric Resource Partners, Inc.

Rebound Behavioral Health, LLC

Hermitage Behavioral, LLC

Hermitage Behavioral, LLC

Red River Hospital, LLC

Sonora Behavioral Health Hospital, LLC

Rolling Hills Properties, Inc.

Rolling Hills Hospitals, Inc.

Acadia – YFCS Holdings, Inc.

Youth & Family Centered Services, Inc.

Youth & Family Centered Services, Inc.

YFCS Management, Inc.

YFCS Holdings – Georgia, Inc.

Options Community Based Services, Inc.

Options Treatment Center Acquisition Corporation

Resolute Acquisition Corporation

Resource Community Based Services, Inc.

RTC Resource Acquisition Corporation

Success Acquisition Corporation

Ascent Acquisition Corporation

Southwood Psychiatric Hospital, Inc.

Memorial Hospital Acquisition Corporation

Millcreek Management Corporation

Rehabilitation Centers, Inc.

Lakeland Hospital Acquisition Corporation

PsychSolutions Acquisition Corporation

YFCS Holdings – Georgia, Inc.

Youth & Family Centered Services of New Mexico, Inc

Southwestern Children’s Health Services, Inc.

Youth and Family Centered Services of Florida, Inc.

Ascent Acquisition Corporation

Pediatric Specialty Care, Inc.

Child & Youth Pediatric Day Clinics, Inc.

Med Properties, Inc.

Ascent Acquisition Corporation – PSC

Ascent Acquisition Corporation – CYPDC

Meducare Transport, L.L.C.

Pediatric Speciality Care Properties, LLC

Childrens Medical Transportation Services, LLC

Rehabilitation Centers, Inc.

Millcreek Schools, Inc.

Habilitation Center, Inc.

Millcreek School of Arkansas, Inc.

PsychSolutions Acquisition Corporation

PsychSolutions, Inc.

Acadia Merger Sub, LLC

PHC of Michigan, Inc. dba Harbor Oaks Hospital

PHC of Nevada, Inc. dba Harmony Healthcare

PHC of Utah, Inc. dba Highland Ridge Hospital

PHC of Virginia, Inc. dba Mt. Regis Center

Detroit Behavioral Institute, Inc.

Wellplace, Inc.

Seven Hills Hospital, Inc.

PHC Meadowwood, Inc.

Behavioral Health Online, Inc.

Detroit Behavioral Institute, Inc.

Renaissance Recovery, Inc.