Guennadi Mouzyka was born in Vladikavkaz, Russia. He studied Double-Bass in Moscow with well-known teachers: V.Shulepina, M. Fokin G. Favorsky and Professor E. Kolosov. He started his career as Solo Bassist for the Moscow Region Chamber Orchestra in 1979.
Upon graduation with Honours from Tchaikovsky Moscow State Conservatoire in 1982 he worked for renowned Russian orchestras: the USSR Ministry Of Culture State Symphony Orchestra under G. Rozhdestvensky and the Moscow Philharmonic Orchestra, where he was Sub-Principal Double-Bassist. With these orchestras he performed in many countries in Europe, America and Asia. Guennadi joined the Singapore Symphony Orchestra in 1992.