EIL - Eastern Independent League
Bancroft School
Beaver Country Day School
Berwick Academy
Chapel Hill- Chauncy Hall School
Concord Academy
Dana Hall School
Landmark School
Lexington Christian Academy
Newton Country Day School
The Pingree School
Portsmouth Abbey School
The Winsor School
Fairchester Athletic Association
Convent of the Sacred Heart
Greens Farms Academy
Greenwich Academy
Hamden Hall
Holy Child
Masters School (NY)
Rye Country Day School
St. Luke's
The Founders League

Avon Old Farms School
Choate Rosemary Hall
Ethel Walker School
The Hotchkiss School
Kent School
Kingswood Oxford School
Miss Porter's School
The Taft School
Trinity-Pawling School
Westminster School
GIL - Girls Independent League

Boston University Academy
Bradford Christian Academy
British International School of Boston
CATS Academy
Commonwealth School
International School of Boston
Marie Philip School 
The Woodward School
Waldorf HS of Mass Bay
HVAL - Housatonic Valley Athletic League

Chase Collegiate School
Christian Heritage School
Forman School
Harvey School
The Master’s School (CT)
South Kent School
Watkinson School
​Wooster School
HVAL - Hudson Valley Athletic League

New York Military Academy
Oakwood Friends
Poughkeepsie Day
Storm King
IGC - Independent Girls Conference

Boston Trinity Academy
Brimmer and May
Cambridge School of Weston
Chapel Hill Chauncey Hall
Covenant Christian Academy
Gann Academy
Landmark School
Montrose School
Newman School
The Waring School
ISL - Independent School League
Belmont Hill School
Brooks School
Buckingham Browne & Nichols
Groton School
Lawrence Academy
Middlesex School
Milton Academy
Noble & Greenough School
Roxbury Latin School
St. George's School
St. Mark's School
St. Sebastian's School
Tabor Academy
Thayer Academy
The Governors Academy
The Rivers School
Lakes Region
Brewster Academy
Holderness School
Kimball Union Academy
New Hampton School
Proctor Academy
St. Paul's School
Tilton School
Vermont Academy

Hebron Academy
Gould Academy
Hyde School
Kents Hill
Bridgton Academy
MBIL - Massachusetts Bay Independent League

Boston Trinity Academy
Boston Univ. Academy
Brimmer and May
Cambridge School of Weston
Chapel Hill Chauncey Hall
Commonwealth School
Covenant Christian Academy
Gann Academy
Newman School
Marie Philip School 
Waldorf HS of Mass Bay
The Waring School
SENEISAA - Southeastern New England Independent Schools Athletic Association

Rocky Hill School
St. Andrew's School
Eagle Hill School
MacDuffie School
St. Thomas More School
Providence Country Day School
CATS Academy Boston