Mariss Jansons
Since then Grubert has had a distinguished career and performed with orchestras such as the Moscow Philharmonic, St. Petersburg Philharmonic, the Russian State Orchestra, Dresden Staatskapelle, Rotterdam Philharmonic, and the Netherlands Philharmonic. He has worked with conductors such as Mariss Jansons, Gennady Rozhdestvensky, Voldemar Nelson, Mark Wigglesworth, and Maxim Shostakovich.