Our Staff

Executive and Office Staff

Courtney Bouska – Administrative Director

Formerly on board as Office Administrator, Courtney returns to the MOSY team to contribute her skills and experience in organization, business development, implementation, and training as our Administrative Director. Courtney understands that connecting with the people you want to help is key to crafting creative solutions to all life’s-and business’s-little problems. For any questions on the MOSY’s administration operations, you can contact Courtney by emailing courtney@themosy.org or by phone at 573-875-0600.

Rachael Norden – Office Coordinator

Bringing to the table her extensive backgrounds in music, banking, and customer service, Rachael has a passion for the arts and arts administration, and has been contributing her skills as part of the MOSY team since April of 2018.  Happy to answer any questions you may have about payments, invoices, donations, memberships, upcoming MOSY events, or just general inquiries, feel free to reach out to Rachael any time by emailing office@themosy.org or calling 573-875-0600.

Sarah Williams – Conservatory Coordinator

After graduating in 2017 from William Woods University with a degree in Theatre Performance, Sarah now brings to MOSY her knowledge of fine arts, theatre, and performance. Appealed by the aspect of coordination and working closely with children and music, Sarah has been a valuable member of the MOSY team since January of 2018. Contact Sarah at with any questions about the Conservatory, ensemble registration and auditions, or tuition at conservatorycoordinator@themosy.org.

Artistic Staff

Kirk Trevor – Music Director and Conductor

Although Kirk Trevor has been Music Director of the Missouri Symphony Orchestra since 2001, he has also been conductor of the Dallas and the Knoxville Symphonies, as well as the Martinu Philharmonic in the Czech Republic. Born in England, he started his musical career as a pianist from age 5 and took up the cello when he was 11, and had conducted his first orchestra concert by age 14. To read more about Kirk, visit his bio page on our site by clicking here.

Briana Frieda – Conservatory Asst. Music Director

Having graduated from Mizzou with a Bachelors in Music in 2013, Briana moved on to pursue a Masters in Musicology from the University of North Carolina at Chapel Hill, of which she achieved in 2015. Today, Briana continues to contribute to the artistic and musical community of Columbia teaching not only as Assistant Director for MOSY, but as the Orchestra Director at Oakland Middle School and Director of the Chamber Orchestra at Battle High School.