Mezzo-soprano ADELAIDE SINCLAIR maintains a busy schedule in both operatic and concert venues, having appeared with New York City Opera, Santa Fe Opera, Opera Theatre of St. Louis, Seattle Opera, Arizona Opera, San Antonio Opera, Central City (Colorado) Opera Festival, and the Metropolitan Opera's Outreach program. She has been a featured soloist with the Los Angeles Philharmonic (at both the Music Center and Hollywood Bowl), New Yrok Choral Ensemble, L.A. Master Chorale, Pacific Chorale, St. Louis Chamber Orchestra, California Philharmonic, and the Long Beach, Pacific, Utah, Seattle, Portland, St. Louis, and Chicago symphonies, singing under the batons of such luminaries as Shaw, Hillis, Abravanel, Leinsdorf, and Leonard Slatkin. The past two seasons she toured with Opera a la Carte, a Gilbert & Sullivan repertory company..

Garnering critical acclaim across the country, the mezzo has essayed more than 30 roles and 50 concert works. Recent seasons included Berthe for Opera San Jose's Barber of Seville, Queen Jezebel in a staged Elijah at Carnegie Hall, the annual Baroque Concert in San Luis Obispo, Third Lady in SLO Mozart Festival's Die Zauberflote, Sacramento's Candide's Old Lady, Denver's La Fille du Regiment's Marquise, and covering roles at the Metropolitan Opera in Wagner's Gotterdammerung and Die Walkure. Abroad, she was soloist for the mainland China premiere performances of Elijah, and invited to the prestigious Haydn Festival in Eisenstadt, Austria. Miss Sinclair can be heard on a variety of recordings, including as the Witch of Skye on Highlander: A Celtic Opera, as guest soloist on the best-seller holiday recording 'Tis the Season with the Gay Men's Chorus of Los Angeles, as Jochabed, a role she created, for Stoddard's Stone Tables, and in sacred works of Franck, Schubert, and Mozart under the Con Brio label .

Twice winner in the Metropolitan Opera Auditions and a 5-time award winner in the Opera Guild Auditions, the California native recently replaced tenor Matthew Polenzani on the popular El Camino Recital series. Heard frequently at Bach Festivals, she was on the voice faculty for two seasons at Idyllwild Arts Academy, serves as judge for the Met Auditions, was a panelist for CA Symphonies Conference, has conducted master classes at Sonoma State and the University of Nebraska, and been featured in Columbia Artists' community concerts series. She lives in Burbank with her husband and daughter, and maintains a private voice studio.