Complex sentence: Dave Petrovic is an Australian Music producer, Mixing engineer and Mastering engineer who has produced, engineered, mixed and mastered many tracks for many artists including Northlane, Tonight Alive, Cog, Kerser and Dream On, Dreamer.
Split into simpler sentences: Dave Petrovic is an Australian Music producer, Mixing engineer and Mastering engineer. He produced, engineered, mixed and mastered many tracks for many artists including Northlane, Tonight Alive, Cog (band), Kerser and Dream On, Dreamer.