Keelhaul is a four-piece math/sludge/instrumental/metal band from Cleveland, Ohio. The members are Aaron Dallison ex-Ringworm, State Of Conviction) on bass & vocals, Dana Embrose (La Gritona) on guitar, Will Scharf (Craw) on drums, and Chris Smith (ex-Integrity, Asphalt) on guitar and vocals. They have variously described their music as "annoying" and "like a post-hardcore progressive acid rock".