Sebastian utilizes traditional techniques with modern aesthetics in the service of a new approach to music. His generative process flows from conviction in a unity of musical principles, which apply to a variety of forms and styles. His style is passionate, modern, and unique.Sebastian’s first major performance as a piano soloist was the premiere of his composition Concertino for Piano and Orchestra with the Tokyo Symphony Orchestra at the age of 9. Sebastian obtained his B.M. in Composition from the Curtis Institute of Music & his M.M. in Composition from the University of Southern California. From ’16-’18, he was the Resident Composer of the Louisville Orchestra. His works have been performed by Detroit Symphony Orchestra, the Philadelphia Orchestra, the Pacific Symphony, the Louisville Chamber Choir, the NouLou Chamber Players, the Louisville Ballet, the Louisville Orchestra, and the Britt Festival Orchestra.He is the youngest three-time BMI Student Composer Awards winner in the history of the competition (’02, ’05, & ’07). He won five ASCAP Morton Gould Young Composers Awards (’01, ’02, ’04, ’05, & ’06). He was awarded a $50K scholarship as a Davidson Fellow Laureate by the Davidson Institute for Talent Development in '02.His "Symphony (Classical)", premiered by the Louisville Orchestra in January ‘15, is subject of Episode 9: “First Symphony” of the Music Makes a City Now PBS documentary cycle. "Between Heaven and Earth", in collaboration with Kurdish Baghdad-native visual artist Vian Sora, was premiered by the Louisville Orchestra & Louisville Chamber Choir in February ‘18. "Cryptogenic Infrastructure Fantasy", for violin, clarinet, piano, and timpani, received its premiere by Roman Rabinovich & Diana, Alexander, & Franklin Cohen, at the Maltz Performing Arts Center in Cleveland, OH in June ’18. Sebastian's new Piano Concerto "The Empress", for piano and full orchestra, was premiered on June 17, '22, in Jacksonville, Oregon, by the Britt Festival Orchestra, conducted by Teddy Abrams.He is Louisville Orchestra’s first-call pianist. He worked the summer '22 Britt Orchestra Season as Orchestral Pianist following the premiere of his Piano Concerto. He is an instructor in the piano conservatory at the Orange County School of the Arts. Sebastian freelances around Orange County & Los Angeles as a keyboardist. His publishing company is Sebastian Press, registered under the American Society of Composers, Authors, & Publishers (ASCAP).