Feigelson has recorded the unique 24 Preludes and four solo sonatas of Mieczysław Weinberg, among other music.
His 1996 performance of the Dvořák Cello Concerto with the Detroit Symphony under Neeme Järvi was recorded for Eurobroadcast and aired on radio stations internationally.
Feigelson has collaborated with some of the world's best known musicians, such as soprano Barbara Hendricks, pianists Vladimir Feltsman and Bella Davidovich, violinist Oleh Krysa, violist Yuri Bashmet, and conductors Neeme Järvi, Gennady Rozhdestvennsky, Lukas Foss, Lawrence Foster, Gerard Schwarz, Andre Raphel Smith, David Amram and Moshe Atzmon.
In addition to performing, Feigelson has offered master classes for string players and ensembles at the Aspen Music Festival, Chautauqua Institution, Detroit Civic Orchestra, Rutgers University, Waterloo Festival, and other venues in the U.S. and abroad.
He is a founder and artistic director of Kindred Spirits Arts Programs,[2] Preludes of Pont-Aven,[3] and The Stravinsky Circle.