Graduate Vocology Certificate Program
The Tephra Collective
Lamar University
Southeast Texas Symphony
American Speech-Language-Hearing Association
National Association of Teachers of Singing
The Voice Foundation
St. Anthony Cathedral Basilica
International Vocal Arts Institute
Opera in the Heights
Opera Theater of Pittsburgh
Intermountain Opera
Ars Lyrica
Lakes Area Music Festival
Bozeman Symphony Orchestra
The Great Falls Symphony
Gilbert and Sullivan Society of Houston
Houston Masterworks Chorus
St. Martin's Episcopal Church
Eastman School of Music
University of Houston, Moores School of Music
Le Chiavi di Bel Canto
Timothy Dueppen