Mack Avenue Music Group | 252 followers on LinkedIn. The Road to Great Music | With a core emphasis on jazz and soul/R&B, Mack Avenue boasts a diverse roster of musical innovators such as Christian McBride, Cecile McLorin Salvant, Macy Gray, Billy Childs, Kirk Whalum, Julian Lage, Jeffrey Osborne, Alfredo Rodriguez, Joey Defrancesco, Chucho Valdes, Cyrille Aimee Jonathan Butler, Kenny Garrett, Stanley Clark, Tia Fuller, Christian Sands, The Yellowjackets and many others.