| | | | |
| | State of | | Names Under Which |
Name of Subsidiary | | Organization | | Does Business |
SDC Holdings, LLC | | Oklahoma | | SDC Holdings, LLC |
Sleep Disorder Centers, LLC | | Oklahoma | | Sleep Disorder Centers, LLC |
Nocturna Sleep Therapy General Partner, LLC | | Texas | | Advanced Medical General Partner, LLC |
Nocturna Sleep Therapy, LP | | Texas | | Advanced Medical Equipment, LP |
Nocturna of Tulsa, LLC | | Oklahoma | | Sleep Center of Tulsa, LLC |
Nocturna of Oklahoma City, LLC | | Oklahoma | | Sleep Center of NW Oklahoma City, LLC |
Sleep Disorder Centers of Kansas, LLC | | Kansas | | Sleep Disorder Centers of Kansas, LLC |
Sleep Disorder Centers of Wichita, LLC | | Kansas | | Sleep Disorder Centers of Wichita, LLC |
Sleep Holdings of Texas, LLC | | Texas | | Sleep Disorder Centers |
Sleep Center of Edmond, LLC | | Oklahoma | | Sleep Center of Edmond, LLC |
Texas Center for Sleep Disorders | | Texas | | Texas Center for Sleep Disorders |
General Partner, LLC | | | | General Partner, LLC |
Sleep Center of Keller General Partner, LLC | | Texas | | Sleep Center of Keller General Partner, LLC |
Sleep Center of McKinney General Partner, LLC | | Texas | | Sleep Center of McKinney General Partner, LLC |
Sleep Center of Plano General Partner, LLC | | Texas | | Sleep Center of Plano General Partner, LLC |
Sleep Center of Rockwall General Partner, LLC | | Texas | | Sleep Center of Rockwall General Partner, LLC |
Sleep Center of Granbury General Partner, LLC | | Texas | | Sleep Center of Granbury General Partner, LLC |
Sleep Center of Denton General Partner, LLC | | Texas | | Sleep Center of Denton General Partner, LLC |
Texas Center for Sleep Disorders at | | Texas | | Texas Center for Sleep Disorders at |
Willow Bend General Partner, LLC | | | | Willow Bend General Partner, LLC |
Sleep Center of Arlington General Partner, LLC | | Texas | | Sleep Center of Arlington General Partner, LLC |
Sleep Center of Tyler General Partner, LLC | | Texas | | Sleep Center of Tyler General Partner, LLC |
Texas Center for Sleep Disorders, LP | | Texas | | Texas Center for Sleep Disorders, LP |
Sleep Center of Lubbock, LP | | Texas | | Sleep Center of Lubbock, LP |
Sleep Center of Keller, LP | | Texas | | Sleep Center of Keller, LP |
Sleep Center of Keller, LP | | Texas | | Texas Center for Sleep Disorders at Bedford |
Sleep Center of Keller, LP | | Texas | | Texas Center for Sleep Disorders at Southlake |
Sleep Center of McKinney, LP | | Texas | | Sleep Center of McKinney, LP |
Sleep Center of McKinney, LP | | Texas | | Sleep Center of Craig Ranch, LP |
Sleep Center of Plano, LP | | Texas | | Sleep Center of Plano, LP |
Sleep Center of Rockwall, LP | | Texas | | Sleep Center of Rockwall, LP |
Sleep Center of Granbury, LP | | Texas | | Sleep Center of Granbury, LP |
Sleep Center of Denton, LP | | Texas | | Sleep Center of Denton, LP |
Texas Center for Sleep Disorders at | | Texas | | Texas Center for Sleep Disorders at |
Willow Bend, LP | | | | Willow Bend, LP |
Sleep Center of Arlington, LP | | Texas | | Sleep Center of Arlington, LP |
Sleep Center of Tyler, LP | | Texas | | Sleep Center of Tyler, LP |
Nocturna Sleep Clinic, LLC | | Oklahoma | | Sleep Practice Management, LLC |
Nocturna Sleep Center, LLC | | Nevada | | Nocturna Sleep Center, LLC |