Violinist Boris Begelman is a leading specialist in Baroque repertory, performing on a Louis Moitessier instrument from the 1790s. He is the founder and leader of Arsenale Sonoro. Begelman appeared with many of the top historical-instrument Baroque ensembles of the first two decades of the 21st century, including Accademia Bizantina and Il Pomo d'Oro. Later, he became the concertmaster of Concerto Italiano under director Rinaldo Alessandrini. He has given solo violin recitals and has conducted ensembles that have backed soprano Simone Kermes and countertenor Max Emanuel Cencic. Begelman made two recordings of violin repertory, by Telemann and Bach. In 2018, he was featured as the concertmaster on Kermes' Mio Caro Händel with the group Amici Veneziani. Begelman returned in 2021 performing Vivaldi concertos with Alessandrini and Concerto Italiano.