CO-DIRECTOR, CHS A CAPPELLA PROGRAM

Michael Siegel is the Vocal Music Director at Calabasas High School. Michael grew up in the Las Virgenes Unified School District. He attended Yerba Buena Elementary, Lindero Canyon Middle School, and Agoura High School before continuing his education and receiving both his bachelor's and masters in Music at CSUN.

While at CSUN, Mr. Siegel helped start one of the school’s a cappella groups and took part in festivals and competitions. During and after college, Mr. Siegel managed music artists, produced concerts, and worked as a vocal coach with multiple singers and groups.

Mr. Siegel is the Vocal Music Director at CHS and teaches both the choral and a cappella classes. He is also the Choral Music Director for AC Stelle Middle School and works closely with the CHS theater program.

CO-DIRECTOR/CO-FOUNDER, CHS A CAPPELLA PROGRAM

Alana Weiss is a Voice and Performance Coach and has been directing the Calabasas High School A Cappella Program since its inception in 2001.An alumni of CHS, Alana received her Bachelor of Arts Degree from the University of California, Santa Barbara, where she majored in Dramatic Art with an emphasis in Directing. She was a founding member of UCSB's award winning pop/rock a cappella group, Naked Voices, and sang professionally for many years. Alana is a frequent judge at the International Championship of Collegiate A Cappella (the competition made famous by the “Pitch Perfect” franchise), a masterclass clinician at the LA A Cappella Festival, and is a fixture in the world of contemporary a cappella.

Alana has also worked extensively with the CHS theater department and has vocal directed several of their MainStage musicals.

COACH, CHS A CAPPELLA PROGRAM

Mateo Gonzales is an alumni of the CHS A Cappella Program and has returned as a coach for both Unstrumental and Bare Rhythm. He is a graduate from the University of Southern California Thornton School of Music where he majored in Popular Music, with an emphasis in Vocals and Songwriting.

Mateo is an experienced session vocalist, top-liner, and award-winning arranger. He has performed and recorded background vocals with artists like Pentatonix, Libianca, and Trousdale. As a songwriter, he currently works with Challenge America as a part of their Music Therapy Retreats, which help veterans struggling with PTSD to cope with the trauma of their military experience.

Mateo’s arrangements have been performed in theaters nationally, and he was awarded “Best Arrangement” at the 2023 International Championship of Collegiate A Cappella Quarterfinal in Los Angeles with the college a cappella group he also music directed, The SoCal VoCals.

FORMER CO-DIRECTOR/FOUNDER, CHS A CAPPELLA PROGRAM (2001 - 2022)

Joshua Barroll founded the Calabasas High School A Cappella Program in 2001 and was the director of the CHS Music Program from 1997 until 2022. Under his and Alana’s direction, the CHS A Cappella Program was widely recognized as one of the best high school a cappella programs in the country. He can currently be found molding the young musicians at Bay Laurel Elementary School in Calabasas.