Cal Stewart Kellogg is Music Director of the Mesa Symphony Orchestra.  He is also a regular guest of opera companies and symphony orchestras throughout the world. In North America, he enjoyed an uninterrupted sixteen year association with the Washington Opera (for whom he conducted twenty-four productions) and, for three seasons, was Principal Conductor of the Arizona Opera (for whom he has conducted fifteen productions) following three seasons as Music Director for the Austin Lyric Opera (for whom he conducted eight productions).  Other companies for whom he has led productions include the Baltimore Opera, Canadian Opera, Calgary Opera, Cleveland Opera, Cincinnati Opera, Connecticut Opera, Edmonton Opera, Florentine Opera Company (Milwaukee), Houston Grand Opera, Kentucky Opera, Opera Columbus, L'Opera de Montreal, the Opera Company of Philadelphia, Opera Lyra Ottawa, Opera Theater of St. Louis, Portland Opera, San Francisco Opera, Seattle Opera, Vancouver Opera, Utah Opera, plus the festivals at Chautauqua, Santa Fe, Spoleto and Wolf Trap. In Italy, he has led productions for the opera companies of Florence, Genoa, Naples and Parma. He has also conducted opera at the Edinburgh Festival and Israel Festival. In New York, he conducted Balfe's Bohemian Girland The Tender Land at the Sylvia and Danny Kaye Playhouse.

Mr. Kellogg has earned praise as a guest symphonic conductor with the Antwerp Philharmonic, Monte Carlo Symphony and in Italy with the Accademia di Santa Cecilia in Rome, Orchestra of the Maggio Musicale Fiorentino and the radio orchestras of Rome, Naples and Turin.  In North America, he has conducted the Baltimore Symphony, Chautauqua Symphony, Chattanooga Symphony, New World Symphony, Orchestra of Illinois, Philharmonic Orchestra of Florida and at the Spoleto Festival, U.S.A.  He served as Music Director of the Virginia Chamber Orchestra.

Mr. Kellogg attained international attention as the first-prize winner of the Gino Marinuzzi Conducting Competition and co-winner of the Guido Cantelli Conducting Competition.  He made his operatic debut with the Rome Opera leading a production of Nino Rota's Aladido alla Lampada Magica and New York City Opera debut conducting Gian Carlo Menotti's The Saint of Bleeker Street, both at the requests of the composers.  He earned a diploma in conducting from the Accademia di Santa Cecilia in Rome under the tutelage of Franco Ferrara, during which time he also earned diplomas in composition and bassoon.