Brian is also founder and artistic director of Meistersingers, a semi-pro group also based in Orange County. He received his Doctorate of Music Arts (DMA) from Claremont Graduate University in May 2023. He completed 15 years of teaching at the high school level where his ensembles were awarded consistent “Superior” ratings, and invitations to prestigious festivals around the state, including an invitation to perform at the 2018 ACDA Western Region Convention. He took his programs on performance tours to New York, Spain and Portugal, San Francisco, China, Italy, Ireland, England, and Australia. For over 20 years he has also held positions as Director of Music for a variety of Southern California churches, currently serving as Director of Music Ministry for First Christian Church of Orange.

As an accomplished tenor soloist, Dehn has performed in Chicago Symphony Hall for Chapman University, The New Century Singers, The California Women’s Chorus, Pasadena Pro Musica as well as soloist for many other professional music ensembles, colleges and churches throughout Southern California. An accomplished ensemble singer in his own right, he has performed with Zephyr, De Angelis, and the Los Angeles Master Chorale.

Dehn maintains membership in a number of music organizations including the American Choral Directors Association, International Federation of Choral Music, Music Educators National Conference, California Music Educator’s Association (where he was a presenter in 2016), Chorus America, and the National Association of Church Music, where he served as board member for Church Literature.