Anders Beck

Dobro ∙ Greensky Bluegrass

Dave Johnston

Banjo ∙ Yonder Mountain String Band

Durga McBroom

Vocalist ∙ Pink Floyd

Jenny Scheinman

Violinist / Vocalist ∙ Jenny Scheinman

Zach Velmer

Drummer ∙ STS9

Chuck Garvey

Guitarist ∙ moe.

Sammi Garett

Vocalist ∙ Turkuaz

Jeff Mann

Drummer ∙ Consider the Source

Matt Butler

Drummer ∙ Everyone Orchestra

Roger Rivas

Organ / Keys / Producer ∙ Jason Mraz

George Gekas

Bassist ∙ The Revivalists

Eli Winderman

Keys / Composer ∙ Dopapod

Jeremy Schon

Guitarist ∙ Pigeons Playing Ping Pong

Rory Dolan

Drummer / Percussionist ∙ lespecial

Alana Rocklin

Bassist ∙ STS9

Justin "Chitty" Chittams

Drummer ∙ Nahko & Medicine for the People

Natalia Clavier

Vocalist / Meditation ∙ Thievery Corporation

Jay Lane

Drummer ∙ Primus, Ratdog

Jonathan Grusauskas

Guitarist / Producer / Percussionist ∙ lespecial

Steve Adams

Bassist ∙ ALO / Nicki Bluhm & The Gramblers

Eric McFadden

Guitarist ∙ P-Funk / Eric Burdon / Anders Osborne

Matt Jalbert

Guitarist ∙ TAUK

Scotty Graves

Drummer

James "Fuzz" Sangiovanni

Guitarist / Songwriter / Producer ∙ Deep Banana Blackout / Tom Tom Club

Packy Lunn

Drummer / Producer ∙ Jimkata