Region 1:
American Heritage Academy
All Saints Episcopal – Tyler
Bishop T.K. Gorman – Tyler
Canyon Creek Christian Academy - Richardson
Carrollton Christian Academy
Coppell Conservatory
Coram Deo Academy - Flowermound
Council Voice Studio
Dallas Christian School
Episcopal School of Dallas
Garland Christian Academy
Grace Community School - Tyler
Greenhill School
Heritage Christian Academy
The Highlands School - Irving
Hockaday School
J&L School of Music
Jesuit College Prep.
John Paul II - Plano
Lakehill Preparatory School - Dallas
Legacy Christian Academy
Lutheran High School of Dallas
McKinney Christian Academy
Metropolitan Christian
Parrish Episcopal School - Dallas
Plano Christian Academy
Prestonwood Christian Academy
Prince of Peace Christian School - Carrollton
Shady Grove Christian Academy - Irving
Swafford Music Studio
Trinity Christian Academy
Ursuline Academy
Region 2:
Abilene Christian School
All Saints Episcopal – Fort Worth
AMI Academy – Granbury
Bethesda Christian
Bishop Lynch H.S.
Brentwood Christian School - Austin
Christian Choral Society of Austin
Cornerstone Christian School - San Angelo
Covenant Christian Academy - Colleyville
Faith Christian School - Grapevine
Fort Worth Christian
Fort Worth Country Day School
Holy Trinity Catholic School - Temple
Lake Country Christian School
Lakeside Baptist Academy - Granbury
Liberty School - Argyle
Nolan Catholic H.S.
Oakridge School
Ovilla Christian School
Round Rock Christian Academy
Regents School – Austin
Reicher Catholic High School - Waco
St Paul Lutheran - Austin
Southwest Christian School
Temple Christian - Temple
Travis Academy of Fine Arts
Trinity Valley School
Trinity School – Midland
Weatherford Christian School
Region 3:
The Atonement Academy - San Antonio
Awty International School
Bracken Christian School - Bulverde
Clay Road Baptist School - Houston
Concordia Lutheran High - Tomball
Creative Music - El Campo
Duchesne Academy
Episcopal High School
Faith Academy
Houston Christian H.S.
John Cooper School
John Paul II - Houston
Joyful Sound - Houston
Kinkaid School
Lutheran High North
Northland Christian School
Providence H.S. – San Antonio
Salem Lutheran School - Tomball
St Andrews Episcopal School - Austin
St. Agnes Academy
St Joseph Academy - Brownsville
St. Joseph H.S.- Victoria
St Pius X - Houston
St Thomas Episcopal - Houston
St. Thomas H.S. - Houston
Second Baptist
Strake Jesuit College Prep.
The Village School - Houston
Westbury Christian School