Agur Seim graduated from the UT Viljandi Culture Academy, majoring in theater arts (class of Kalju Komissarov) and obtained his master's degree at the Estonian Academy's of Music and Theater department of composition and improvisational perfoming arts (MA in Contemporary Physical Performance Making, class of Jüri Nael). Agur lives and works in South Estonia. He participated in the productions of Taarka, Must Kast and LÄBI LINNA. In 2021, Agur was nominated as the best actor in the Estonian Theater annual awards.