CEO & Artistic Director - Jeffrey de Seriere
Jeffrey de Seriere is the Artistic Director and CEO of the Catalyst Wind Collective (formerly True Brass Choir) and a doctoral teaching assistant at Northwestern University where he is a conducting student of Dr. Mallory Thompson.
COO - Thomas Idzinski
CFO & Marketing and Media Coordinator - Noam Shanker
Noam Shanker earned his Bachelor's in Music Performance from Cal State Long Beach in 2013 and his Master's in Music Performance from Azusa Pacific University in 2015. As a student, Noam had the honor of performing with Summit Brass, Kurt Masur and the Aurora Chamber Music Festival, the Young Musicians Foundation Debut Orchestra, the APU Symphonic Orchestra, the Bob Cole Wind Symphony, True Brass Choir, and has recorded on movie and recording album projects.
Secretary & Librarian - Victoria Hiromi Doo Lee
Diversity, Equity & Inclusivity Coordinator - Patrick Olmos
Education Coordinator - Denny Bui
Denny Bui graduated from the Bob Cole Conservatory of Music. (CSULB) with a degree in Instrumental Music Education and is a member of the honor society, Pi Lambda Theta. While in school, he performed in various groups such as: Symphonic Band, University Trumpet Ensemble, and Lab Jazz Band. He currently plays with various local orchestras and brass ensembles. Denny works with the True Brass Choir as an Education Outreach Associate, Librarian, and as a member of the trumpet section. He has performed at various venues such as: the Renee and Henry Segerstrom Concert Hall, Aquarium of the Pacific.
Brass Personnel & Marketing and Media Coordinator - Tatiana Giesler
Trumpet player Tatiana Giesler is a classically trained and multifaceted performer who has performed with the Colburn Orchestra, American Youth Symphony, Debut Chamber Orchestra, Santa Monica Symphony, and Taneycomo Festival Orchestra to name a few. She has had the honor of sharing a stage with well-renowned musicians such as Thomas Hooten, Malcolm McNab, Eric Marienthal, Rebecca Wilt, and Jack Black. Her playing has taken her to London with the CSULB Wind Symphony, as well as Denver and Lexington with the National Trumpet Competition, winning second place for the Small-Ensemble division one year and making the semi-finals in the Graduate Solo division respectively. She has recorded at East West Studios and Corchea Recording Studio and has performed at well-renowned halls including the Renée and Henry Segerstrom Concert Hall, Dorothy Chandler Pavilion, Zipper Concert Hall, Royce Hall, Meng Hall, Carpenter Center, and Soka Performing Arts Center.