Massachusetts Interscholastic Athletic Association

Teams: Weston High School, Brookline High School, Marblehead High School, Natick High School, Amherst-Pelham Regional High School, Pioneer Valley Chinese Immersion Charter School, ST. MARY'S HIGH SCHOOL (Westfield), Winchester High School, Shrewsbury, Acton-Boxborough, King Philip Regional High School, Lenox Memorial Middle & High School, Lexington/Waltham, Lincoln-Sudbury Regional High School - Alpine, Lincoln-Sudbury Regional High School - Nordic Ski, Medway Co-op, Monument Mountain Regional High School - MMRHS, Multiple teams (3), Westford Academy - WA-Alpine Ski, Bedford High School, and others.