Thornbury Musical Theatre Group (TMTG) acts on behalf of Thornbury Musical Theatre Group Limited (TMTG Ltd.).

TMTG Ltd. (registered company number 06556554) is a registered charity (charity number 1124233).  TMTG Ltd's charitable activities include but are not limited to encouraging the appreciation of, or participation in, musical theatre by the performance of musical shows, pantomimes and concerts at venues in or near thornbury.