Complex sentence: He oversaw 22 radio stations and two television stations in the BC Interior, as Vice-President and Regional Manager with Standard Media, and took part in the transition to new ownership by Astral and then Bell Media.
Split into simpler sentences: He oversaw 22 radio stations and two television stations in the BC Interior, as Vice-President and Regional Manager with Standard Media. He was involved in the transition to new ownership by Astral and then Bell Media.