After studies at the Warsaw Academy of Music and practice at the Moscow Conservatory she frequently participated in international courses of early music interpretation. In 1993-97 she studied at the Dresdner Akademie für Alte Music (with Simon Standage). She works with many Polish and foreign ensembles and soloists and appears at major festivals at home and abroad. She makes recordings for radio and television. She has recorded over ten albums with the ensemble ‘Il Tempo’. Since 1992 she has been conducting her own programs on Polish Radio 2. In 1996 she became head of the Interdepartmental College of Early Music at the Warsaw Academy of Music, where she also runs a baroque violin class. She is the founder and artistic director of the ensemble “Il Tempo”. She plays solo and with the group “Ars Nova”, performing early music on medieval and folk predecessors of the violin. She is the author of a project aimed to reconstruct lost voices. She writes music arrangements for “Il Tempo” and has arranged a set of sephardic songs for the play ‘W Drodze’ (On a Journey) by Hanna Chojnacka. She has been commissioned by Polish Radio to record improvisations inspired by Polish violin folk music and performed on copies of medieval instruments. Agata Sapiecha works with Simon Standage, the Kammerenensemble und Barockorchester der Dresdner Akademie für Alte Musik and the Haydn Sinfonietta in Vienna. She frequently serves on the juries of Polish and international early and chamber music competitions. She is vice-president of the Warsaw branch of the Polish Early Music Society. She is the founder, director and lecturer at the International Summer Academy of Early Music held in Wilanow.