Exhibit 21

LIST OF SUBSIDIARIES

Name of Subsidiary	Jurisdiction of Incorporation or Organization
(including dba name, if applicable)
Acadia Healthcare Company, Inc.
Acadia – YFCS Holdings, Inc.	Delaware
Acadia Management Company, Inc.	Delaware
Vermilion Hospital, LLC dba Vermilion Behavioral Health Systems	Delaware
Abilene Behavioral Health, LLC dba Abilene Behavioral Health	Delaware
Kids Behavioral Health of Montana, Inc. dba Acadia Montana	Montana
Acadiana Addiction Center, LLC dba Acadiana Addiction Center	Delaware
RiverWoods Behavioral Health, LLC dba Riverwoods Behavioral Health dba Blue Ridge Mountain Recovery Center	Delaware
Village Behavioral Health, LLC dba The Village	Delaware
Lakeview Behavioral Health System, LLC	Delaware
Suncoast Behavioral, LLC	Delaware
Acadia Merger Sub, LLC	Delaware
Psychiatric Resource Partners, Inc.	Delaware
Rebound Behavioral Health, LLC	South Carolina
Hermitage Behavioral, LLC	Delaware
SW Behavioral, LLC	Delaware
TK Behavioral, LLC dba Timberline Knolls Residential Treatment Center dba Timberline Knolls	Delaware

The Pavilion at HealthPark, LLC dba Park Royal Hospital dba Park Royal Psychiatric Hospital at Healthpark dba Park Royal Outpatient Clinic	Florida
Greenleaf Center, LLC dba Greenleaf Center	Delaware
Northeast Behavioral Health, LLC	Delaware
Children’s Behavioral Solutions, LLC	Delaware
Vista Behavioral Health, LLC	Delaware
Commodore Acquisition Sub, LLC	Delaware
Hermitage Behavioral, LLC
Red River Hospital, LLC dba Red River Hospital	Delaware
Sonora Behavioral Health Hospital, LLC	Delaware
Rolling Hills Properties, Inc.	Oklahoma
Rolling Hills Hospitals, Inc.	Oklahoma
Acadia – YFCS Holdings, Inc.
Youth & Family Centered Services, Inc.	Georgia
Youth & Family Centered Services, Inc.
YFCS Management, Inc.	Georgia
YFCS Holdings – Georgia, Inc.	Georgia
Options Community Based Services, Inc.	Indiana
Options Treatment Center Acquisition Corporation dba Options Behavioral Health System dba Options Treatment Center dba YFCS OPT	Indiana

Resolute Acquisition Corporation dba Resolute Treatment Center dba Resolute Treatment Facility	Indiana
Resource Community Based Services, Inc.	Indiana
RTC Resource Acquisition Corporation dba YFCS RES dba Resource Treatment Facility dba RTC Resource	Indiana
Success Acquisition Corporation dba YFCS SUC dba Success dba Success Group Home	Indiana
Ascent Acquisition Corporation dba Ascent Children’s Health Services dba Ascent	Arkansas
Southwood Psychiatric Hospital, Inc. dba Southwood Psychiatric Hospital	Pennsylvania
Memorial Hospital Acquisition Corporation	New Mexico
Millcreek Management Corporation	Georgia
Rehabilitation Centers, Inc. dba Millcreek of Magee dba Millcreek of Pontotoc	Mississippi
Lakeland Hospital Acquisition Corporation dba Lakeland Regional Hospital dba Lakeland Behavioral Health System	Georgia
YFCS Holdings – Georgia, Inc.
Youth & Family Centered Services of New Mexico, Inc. dba Desert Hills	New Mexico
Southwestern Children’s Health Services, Inc. dba Parc Place	Arizona
Youth and Family Centered Services of Florida, Inc.	Florida

Ascent Acquisition Corporation
Pediatric Specialty Care, Inc. dba Ascent Children’s Health Services dba Ascent Behavioral Health dba Ascent dba Med-Day-Care dba Pediatric Day Health Care	Arkansas
Child & Youth Pediatric Day Clinics, Inc. dba Ascent dba Child & Youth Development Center dba Ascent Children’s Health Services	Arkansas
Med Properties, Inc. dba Ascent dba Ascent Children’s Health Services	Arkansas
Ascent Acquisition Corporation – PSC dba Pediatric Specialty Care dba Ascent dba Ascent Children’s Health Services	Arkansas
Ascent Acquisition Corporation – CYPDC dba Child & Youth Pediatric Day Clinic dba Child & Youth Development Center dba Ascent dba Ascent Children’s Health Services	Arkansas
Meducare Transport, L.L.C. dba Ascent dba Ascent Children’s Health Services	Arkansas
Pediatric Specialty Care Properties, LLC dba Ascent dba Ascent Children’s Health Services	Arkansas
Childrens Medical Transportation Services, LLC dba Ascent dba Ascent Children’s Health Services	Arkansas
Rehabilitation Centers, Inc.
Millcreek Schools, Inc.	Mississippi
Habilitation Center, Inc. dba Millcreek of Arkansas	Arkansas
Millcreek School of Arkansas, Inc.	Arkansas

Acadia Merger Sub, LLC
PRC I, Inc.	Delaware
PHC of Michigan, Inc. dba Harbor Oaks Hospital dba Harbor Oaks Hospital Outpatient Services dba Wellplace dba Pioneer Behavioral Health dba Pioneer Healthcare of Michigan dba Detroit Behavioral Institute	Massachusetts
PHC of Nevada, Inc. dba Harmony Healthcare	Massachusetts
PHC of Utah, Inc. dba Highland Ridge Hospital dba Wellplace	Massachusetts
PHC of Virginia, Inc. dba Mt. Regis Center	Massachusetts
Detroit Behavioral Institute, Inc. dba Detroit Capstone dba Capstone Academy dba Detroit Behavioral Institute - Capstone Academy	Massachusetts
Wellplace, Inc.	Massachusetts
Seven Hills Hospital, Inc. dba Desert Hills	Delaware
PHC Meadowwood, Inc. dba MeadowWood Behavioral Health System	Delaware
Behavioral Health Online, Inc.	Massachusetts
DMC-Memphis, Inc. dba Delta Medical Center	Tennessee
Crestwyn Health Group, LLC	Tennessee
Detroit Behavioral Institute, Inc.
Renaissance Recovery, Inc. dba Renaissance Recovery Place	Massachusetts
DMC-Memphis, Inc.
Delta Medical Services, Inc.	Tennessee
Vista Behavioral Health, LLC
AmiCare Behavioral Centers, LLC	Delaware

AmiCare Behavioral Centers, LLC
Pinewood Enterprises, L.C.	Texas
Vantage Point Behavioral Health, LLC dba Vantage Point Behavioral Health dba Vista Health	Texas
Piney Ridge Treatment Center, LLC dba Piney Ridge Treatment Center dba Piney Ridge Center dba Ridgeview Group Home	Delaware
Valley Behavioral Health System, LLC dba Valley Behavioral Health	Delaware
FSRE, LLC	Arkansas
FVRE, LLC	Arkansas
TBA Texarkana, L.L.C. dba Vista Health Texarkana dba Riverview Behavioral Health	Texas
AmiCare Contract Services, LLC	Delaware
AmiCare Contract Services, LLC
Pinewood Healthcare Realty, L.P.	Texas
FSRE, LLC
Fort Smith Healthcare Real Estate, L.C.	Texas
FVRE, LLC
Pinewood Services, Inc.	Texas
Pinewood Services, Inc.
Pinewood Healthcare Realty, L.P.	Texas
Commodore Acquisition Sub, LLC
Behavioral Centers of America, LLC	Delaware
Linden BCA Blocker Corp.	Delaware
HEP BCA Holdings Corp.	Delaware
SBOF - BCA Holdings Corporation	Delaware

Linden BCA Blocker Corp.
Behavioral Centers of America, LLC	Delaware
HEP BCA Holdings Corp.
Behavioral Centers of America, LLC	Delaware
SBOF - BCA Holdings Corporation
Behavioral Centers of America, LLC	Delaware
Behavioral Centers of America, LLC
HMIH Cedar Crest, LLC dba Cedar Crest Hospital & RTC	Delaware
BCA of Detroit, LLC dba BCA StoneCrest Center	Delaware
Ten Lakes Center, LLC	Ohio
Generations Behavioral Health Geneva, LLC	Ohio
Healthcare Management and Investment of Ohio, LLC	Ohio
BCA Real Estate Holdings, LLC	Delaware
HMIH Cedar Crest, LLC
Cedar Crest Clinic	Texas
BCA of Detroit, LLC
Stone Crest Clinic	Michigan
Healthcare Management and Investment of Ohio, LLC
Ohio Hospital for Psychiatry, LLC	Ohio
Shaker Clinic, LLC	Ohio