Juan Alderete (The Mars Volta, Racer X, Big Sir, Halo Orbit)
Atsuko Chiba
Bobb Bruno (Best Coast)
Chris Buono
Nels Cline (Wilco, The Nels Cline Singers)
Denver Dalley (Desaparecidos, Statistics)
Dan the Automator (Dr. Octagon, Deltron 3030)
Dan Elkan (Them Hills, Broken Bells, Zavalaz)
Erik Emil Eskildsen (Friendly Guitar Trio)
Jonathan Hischke (Dot Hacker)
Yuka Honda (Cibo Matto, Eukademix)
Mark Hosler (Negativland)
Henry Kaiser
Josh Klinghoffer (Red Hot Chili Peppers, Dot Hacker, Pluralone)
Dan Knobler (Allison Russell, Lake Street Dive, Rodney Crowell, Erin Rae)
Kid Koala
Teddy Kumpel (Joe Jackson, LOOPestra)
Sarah Lipstate (Noveller)
Bryan Pope (JR JR)
Vernon Reid (Living Colour)
Nick Reinhart (Disheveled Cuss, Tera Melos)
Markus Reuter (centrozoon, Stick Men, The Crimson ProjeKct)
Nick Semrad (Cory Henry and the Funk Apostles, Miss Lauryn Hill, Liv Warfield)
Ben "Smiley" Silverstein (The Main Squeeze)
Rie Sinclair
Kyle Sipress (The Devil Wears Prada)
Jon Skibic (The Afghan Whigs)
Tamino
Jesse Tobias (Morrissey)
Warren Walker (The Kandinsky Effect, Collektor)
Andreas Willers
suGar Yoshinaga (Buffalo Daugther, Halo Orbit)