As an arranger, Wallarab is featured on dozens of recordings and has written for many artists including Wynton Marsalis, the Lincoln Center Jazz Orchestra, Bobby Short, The New York Pops Orchestra, The Chicago Jazz Ensemble, Charlie Haden, Med Flory, Randy Brecker, Joe Lovano, and many others.
jazz | London Symphony Orchestra | Jazz | Philadelphia Orchestra | orchestra | Chicago Symphony Orchestra | Royal Philharmonic Orchestra | Cleveland Orchestra | London Philharmonic Orchestra | Boston Symphony Orchestra | BBC Symphony Orchestra | National Symphony Orchestra | Electric Light Orchestra | Montreux Jazz Festival | National Symphony Orchestra (United States) | Melbourne Symphony Orchestra | Boston Pops Orchestra | Sydney Symphony Orchestra | The Jazz Singer | Royal Concertgebouw Orchestra | Minnesota Orchestra | Jerusalem Symphony Orchestra | Dallas Symphony Orchestra | Monterey Jazz Festival | Toronto Symphony Orchestra | Cincinnati Symphony Orchestra | Yellow Magic Orchestra | Utah Jazz | Philharmonia Orchestra | Newport Jazz Festival |
Owl Studios announced its arrival with the signing of six of Indianapolis' most notable jazz musicians and groups: tenor saxophonist Rob Dixon, soulful vocalist Cynthia Layne, trumpet player Derrick Gardner, pianist and composer Steve Allee, clarinet and saxophonist Frank Glover, and the Busselli-Wallarab Jazz Orchestra.
In addition, Rob is often featured as a sideman with other Owl Studios recording artists, including Derrick Gardner & the Jazz Prophets, the Buselli-Wallarab Jazz Orchestra, Cynthia Layne, Steve Allee, Mike Clark, and The Headhunters.