Marietta has been playing the violin and viola since early childhood. She took part and achieved prizes at many national and international competitions like: Pro Archi and Bach Competition. In 2008 she graduated from the University of Szeged (Hungary) with a Bachelor of Music . Marietta played in the Symphony Orchestra of Szeged, BM Duna Symphony Orchestra, Symphony Orchestra of Tatabánya, theatre orchestra, Filmhatás (Movie effect) Orchestra and Jeunesses Musicales Internation Orchestra. Marietta now leads The Collaborative Orchestra’s viola section and also performs with the Collaborative Quartet as well as many other ensembles.