The Moscow State Symphony Orchestra (MSSO) is a Russian orchestra, based in Moscow. The orchestra gives concerts primarily at the Great Hall of the Moscow Conservatory,[1] and at the Tchaikovsky Concert Hall. As well, the orchestra gives concerts in the Great Hall of the Saint-Petersburg D.D. Shostakovich Philharmonic Society, as well as in other Russian cities.
The orchestra was founded in 1943 under the auspices of the government of the then-USSR. Lev Steinberg was the orchestra's first chief conductor, until his death in 1945. Successive chief conductors have included Nikolai Anosov (1945–1950), Leo Ginzburg (1950–1954), Mikhail Terian (1954 – 1960), Veronica Dudarova (1960–1989), Pavel Kogan (1989-2022). thumb|730px|center|Moscow State Symphony Orchestra (MSSO) with Pavel Kogan, Music Director and Chief Conductor