Complex sentence: Its Artistic Directors included Sonia Saunders (1986--92), Jon Harris (1992--96), Neil McPherson (1996--97), and, from 1997 to 2011, it was both owned and run by Artistic Director and Chief Executive Brian Daniels.
Split into simpler sentences: Its Artistic Directors included Sonia Saunders (1986--92), Jon Harris (1992--96) and Neil McPherson (1996--97). From 1997 to 2011 it was both owned and run by Artistic Director and Chief Executive Brian Daniels.