After interning at Walt Disney music studios in Florida after growing up in Texas, he became a pianist for over a dozen Broadway musicals in NYC. While playing rehearsals and performances, he studied orchestration with Jonathan Tunick (Sondheim), Danny Troob (Menken) and Bill Brohn (Kander/Ebb) and began working for music publishers and copyists. His first professional job was working for André Previn and later studied with Tobias Picker and Peter Schickele and began to arrange for singers and pops orchestras.
Nathan studied composition at U of TX, USC, and at music festivals of Aspen, Pacific Northwest, Bowdoin, June-In-Buffalo, the Atlantic Center for the Arts, and ASCAP film scoring workshops in NYC & LA. He also received special guidance by Stephen Schwartz (Wicked), Steven Stucky (Pultizer-Prize) and Thomas Newman (selected by the USC Dean). He participated in residencies at Woodstock, Virginia Center, Kimmel Harding Nelson, Ucross, Helene Wurltizer, Hambidge, Banff, and the American Academy in Rome.
Readings by The American Composers Orchestra contest (Feb. 2011), a National Endowment for the Arts (Oct. 2011) and Visting Artist/Scholar at the American Academy of Rome (Nov. 2012). Worked on Tony-nominated 'Newsies' (2012) for "Best Orchestrations", 'Sweeney Todd' (2012) on the West End, and arranged for albums for Dionne Warwick, Jackie Evancho, Kelly Clarkson and Joss Stone, Andrea Bocelli, and Bryan Adams. He's orchestrated for Five for Fighting and many more.