In 1999 in the great Hall of the Moscow Conservatory, Ashot Ariyan performed his own “Concerto-Brevis” for piano and orchestra with great success with the orchestra of “Russian Philharmonic”.[5] In 2009 his symphonic fresco “Sounds of Stonehenge” was performed in Montreal by the UdeM symphony orchestra.[6] Later, in January 2011, the same work was performed in Armenia by the National Philharmonic Orchestra and in Moscow by the Moscow State Orchestra.