Michael Arlen Bont

Banjo ∙ Greensky Bluegrass

Durga McBroom

Vocalist ∙ Pink Floyd

Justin "Chitty" Chittams

Drummer ∙ Nahko & Medicine for the People

Robert Walter

Piano / Keys ∙ Greyboy Allstars

Josh Schwartz

Beatbox / Vocalist ∙ Turkuaz

Neal Evans

Drummer ∙ Dopapod

Ryan Stasik

Bassist ∙ Umphrey's McGee

Kaleo Wassman

Musician / Composer ∙ Pepper

Danny Mayer

Guitarist ∙ Star Kitchen

Mike Greenfield

Drummer ∙ Lotus

Jenny Scheinman

Violinist / Vocalist ∙ Jenny Scheinman

Scotty Zwang

Drummer ∙ Ghost Light

Dave Loss

Guitarist / Keys ∙ Aqueous

James "Fuzz" Sangiovanni

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

Karl Denson

Saxophonist ∙ Karl Denson's Tiny Universe / The Greyboy Allstars

David Phipps

Piano / Modular Synth ∙ STS9

Matt Jalbert

Guitarist ∙ TAUK

Ryan Jalbert

Guitarist ∙ The Motet

David Wolff

Guitarist ∙ David Wolff / Jorma Kaukonen

Roger Rivas

Organ / Keys / Producer ∙ Jason Mraz

Sammi Garett

Vocalist ∙ Turkuaz

Gabriel Marin

Guitarist / Multi-Instrumentalist ∙ Consider the Source

Chuck 'Brotels' Bartels

Bassist ∙ Sturgill Simpson

Scott Sharrard

Guitarist, Vocalist, Songwriter, Producer ∙ Gregg Allman / Little Feat

Kris Myers

Drummer ∙ Umphrey's McGee