William J. Sullivan is an LA based composer, producer and engineer who has worked on a range of productions including Film and T.V. scores to engineering and producing albums.  His career started at Studio 4 outside of Philadelphia, PA and continued in 2008 when he opened Wreckin' Joint Productions LLC, during his time in New York City.  He is a proud member of ASCAP, NARAS and the SCL.

Some previous roles in productions are:

  • Tracking, Mixing and Mastering Engineer
  • Composer
  • Producer
  • Project Manager
  • Studio Manager 
  • Mobile Recording/Production
  • Music Editor
  • Audio Tech
  • Server/Systems Tech

Past projects include: "Kanye West Presents: Cruel Summer", "Watch The Throne", "The Little Rascals", "The Power Rangers", "Lady In The Water" OST, "North Country" OST and many more.

William currently writes for the music libraries, 4 Elements Music, HausJingle Punks, HUM and Score A Score.


December 2015:  I've recently completed the score for a performance piece titled "Without.".  You can view it on my videos page here.  The project was a combination of efforts from Writer/Director/Dancer - Vassilea Terzaki, Director of Photography - Christian Cruz and Assistant Choreographer/Dancer Beau Dobson.