Was born in Israel. He was awarded M.Mus in composition and singing from the Tel Aviv University's Rubin Academy of Music with Excellence. He won the first prize of the Academy voice competition. He composed theatre music, wrote arrangements and orchestrations, and sang solo roles with most of the orchestras and choirs in Israel. He participated in many productions of the Israeli Opera as singer, pianist and conductor and translated more than ten operas into Hebrew, translation for surtitles as well as translations for singing in performances. He won scholarships from the America-Israel Cultural Foundation, the MOST Foundation, the Israeli Opera and the Israel Vocal Arts Institute. He won the first prize of the Academy's voice competition. He was a member of the staff of the School for Choral Singing and Alon School's acting class. He participated a few times as a vocal coach in the Ticino-Musica annual summer courses in Switzerland and performed in many concert tours abroad as a pianist, singer and conductor. In 2003 he established the operatic ensemble OddOpera. These days he is the Conductor in Residence of the Raanana Symphonette Orchestra and serves as a music director of three choirs. He is also in charge of the opera class at the Jerusalem Music Academy, participates in choral festivals in Europe and in recordings for radio and television and performs in operas and concerts as a conductor, singer and accompanist. During the last two years he regularly performs his own show Mad about Opera, a parody about the history of voice and opera, accompanied by pianist Irit Rub. He conducts numerous opera concerts for the Israeli Opera and participates as music director and translator in may of the Israeli Opera's community productions.
David Sebba is the music director of the Israeli Opera's Opera Studio.
At the Israeli Opera he conducted Die Zauberflote (Mozart), La traviata (Verdi), Manon Lescaut (Puccini), L'elisir d'amore (Donizetti) and La Cenerentola (Rossini).