The principal officebearer of ACTS is the Convener of the Trustee Body and Members' Meeting. This post is held for two years, in turn, by a member of: the Church of Scotland, the Roman Catholic Church, Scottish Episcopal Church and a representative elected by the other member churches. The current Convener is Miss Carole Hope, from the Church of Scotland, who took up post in June 2019.

In addition to the Convener there is a Vice Convener, who also serves for a two year period. Currently the Vice Convener is Mr Paul Goldfinch from theScottish Episcopal Church.