 Soloff was also a longtime member of the Manhattan Jazz Quintet and Mingus Big Band.Soloff made frequent guest appearances with jazz orchestras all over the world such as the Lincoln Center Jazz Orchestra (directed by Wynton Marsalis) and the Magic City Jazz Orchestra (directed by Ray Reach).He was among a handful of trumpeters capable of playing demanding lead trumpet parts while also contributing improvisational solos, and of playing (as musicians refer to it) "legitimate" music (baroque, classical, and later orchestral and chamber music styles) making him an in-demand session player for commercials and soundtracks.