Also performs as: Colophon (Jefre Cantu-Ledesma of Tarentel)
Jefre Cantu-Ledesma is a multi-instrumentalist, member of several bands and co-founder of the Root Strata record label based out of San Francisco, California. Cantu-Ledesma got his start in the band Tarentel. He was one of the founding members and is still a primary figure in the band's line-up. In addition, Cantu-Ledesma is, and has been, involved in a slew of other musical projects. His label, Root Strata, is highly regarded by the drone/ambient music community and has an extensive catalog that includes artists such as Tarentel, Grouper, Yellow Swans, Charalambides, Keith Fullerton Whitman, Oneohtrix Point Never, Barn Owl, Starving Weirdos, Gregg Kowalsky, and more.