Jeremy S. Cooper (b. 1973) is a luthier in Tucson, Arizona who has been building guitars since 2001. His customers include such luminaries as the Grammy Award-winning musician Odair Assad of the Assad Brothers and local classical guitarist Gabriel Ayala. This composite top is made of Pacific Red Cedar. Its inner and outer soundboards come from a log obtained from Robert Ruck, sandwiched between these is an inner honeycomb core of Nomex fiber. The Spanish cedar neck has carbon fiber reinforcements. Among its notable features are: its raised fingerboard, a 20th fret under the first string, 12 hole bridge, and arm rest.