Singer and instrumentalist of the KOSY band. Vocalist, teacher, music
and words author . A graduate of the vocal class of the Institute of Jazz and Stage Music at the State Higher School of Music in Nysa and the University of Lower Silesia with Music Journalism specialization.

Acted in: Slot Art Orchestra, Mix The Voices Of Europe, Veni Orchestra, Orkiestra Improwizacyjna, Bela Noc, Urbanator Days, CeTA MEDIA LAB: VJ Showcase, duo Phonoautographs, Mir. She conducts vocal and instrumental classes in her NaNaNaa Studio. She creates Anastazja Sosnowska Trio. She is a Social activist, founder
of the ArteWeda Creative Actions Association from Lądek-Zdrój (Lower Silesia) working for regional culture, art and social education, especially on human rights.

Creator of the NGO Consortium Potrójna Inicjatywa L-Z  (Triple L-Z Initiative) associating local NGOs involved in artistic and pro-cultural education, pro-regional and pro-ecological. It creates cultural events in the region and international artistic and educational projects (Erazmus +: K1, K2).