This isn't a recommendation, since I've never heard any of the music. However, the musician (Caleb Quaye) behind this organization, is a monster guitarist who used to play for both Elton John and, later, Hall & Oates. Might be worth investigating.
http://www.newworldmusic.org/
Marty
PS Marco's suggestion of 16 Horsepower is a great one, but this isn't your grandfather's Christian Band. These guys are intense!