Raum-Aron Gens-Ostrowski trained at the Staten Island Ballet and School of American Ballet under Olga Kostritzky, Jock Soto, Jonathan Stafford, Arch Higgins, and Daniel Ulbricht. In 2014, he joined Pacific Northwest Ballet’s Professional Division, where he studied with Peter Boal, Kiyon Gaines, Le Yin, Marissa Albeem and Kyle Davis. He has performed choreography by George Balanchine, D. Alexei Ratmansky, and Christopher Wheeldon.