Killswitch Engage is an American metalcore band from Westfield, Massachusetts,
formed in 1999 after the disbanding of Overcast and Aftershock.
-Wikipedia
Members:
Jesse Leach - lead vocals (1999-2002, 2012-present)
Joel Stroetzel - lead guitar (1999-2002), rhythm guitar (2002-present)
Adam Dutkiewicz - lead guitar, backing vocals (2002-present); drums (1999-2002)