 In 1206, Posadnik Tverdislav Mikhailovich built the Church of Simeon Stylites over the gates of the monastery; in 1395, Isaak Onkifov had the Church of St. Michael the Archangel rebuilt in stone; it was overhauled in 1407 by Posadnik Yuri Dmitrievich and his cousin Yakov.In addition to patronizing the monastery, at least two posadniks, in fact a father and son, became monks there