 In late 2000, after the dissolution of Aus-Rotten, two former members of that band, Dave Trenga and Matt Garabedian, formed Behind Enemy Lines along with Bill Chamberlain (also of The Pist and Caustic Christ) on guitar, and Matt Sachs, formerly of Devastation on bass.Mary Bielich and Matt Tuite (both former members of Pittsburgh doom metal band Penance) joined later, playing bass and guitar respectively.In 2007, Chamberlain was replaced by Ken Houser.