Complex sentence: In 2013, Schur partnered with music manager powerhouse, Carl Stubner, to form Suretone Entertainment, a multifaceted company composed of Suretone Records and Suretone Pictures.
Split into simpler sentences: In 2013, Schur partnered with music manager powerhouse, Carl Stubner, to form Suretone Entertainment. A multifaceted company comprised of Suretone Records and Suretone Pictures.