He has mixed/engineered or performed on recordings for multiplatinum artist Rob Zombie, as well as A Perfect Circle, BT, Peter Pepper,[2] and Andrew W.K.
[6] He has coordinated with producer Scott Humphrey on many projects including the works done in the Chop Shop[7] such as Hellbilly Deluxe by Rob Zombie.
[11] On May 29, 2015, Trapper played the Great Hall in Toronto with special guest Chris Hadfield singing two songs with the band.
[16] Gryner is Vice President of Operations [17] for the recording app called Jammit,[18] a company he runs with CEO Scott Humphrey and others.
[25] Over the lifetime of the site contributing artists included Deadmau5, Rob Zombie, John 5, Steve Vai, and Black Veil Brides among many others.