Welcome! 
This site contains important news and information pertaining to the Glenbrook Symphony Orchestra and to the orchestras of Glenbrook North and Glenbrook South High Schools. The Glenbrook Symphony Orchestra is the co-curricular district orchestra.  The GSO is comprised of sophomore - senior string students and select freshmen from each school, as well as auditioned wind and percussionists from both GBN and GBS. GSO rehearses on Wednesday evenings during the school year. Visit us on Instagram! 

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Orchestra info Form

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Rehearsal Schedule                           Announcements              25-26 Fall Repertoire

​Next Rehearsal: 
Wed, Sept. 17 @ GBS
7:00-9:15pm

7:00 Tchaikovsky 
8:15 Kabalevsky 
8:45 Weber / Percussion Ensemble

Orchestra Handbook 2025-2026

GSO Student Board 2025-26
President: Alison Chung & Myles Yiu
Vice President:
Alice Schleicher & David Schleicher
Organizational Chair: Suah Lee
Public Relations Coordinator:
Ashlyn Eum & Emma Klatt
Outreach Coordinator: Amy Yoon
Social Chair: Teagan Thunholm
Special Projects Leader: Nuha Babool
GBN String Rep: Grace Paulissian
GBS String Rep: Liz Cho & Jessica Oh
GBN Wind/Perc Rep:
Harrison Cohen & Andre Zare
GBS Wind/Perc Rep: Sophia Lim
Advisory Board: Julia Aliferis, Mailia Bautista, Regina Choe, Jongmin Lee, Joonie Lee, Anthony Maita, Hope Murray, Kit Pan, Maggie Philbrick, Aviva Serman, Arjun Shah, Alec Sloutski, Nate Szmuilowicz, Megan Tan, Justin Yi


Private Lessons - please click the tab above to learn more information

Overtures
Kabalevsky: Overture to Colas Breugnon
Weber: Overture to Euryanthe
Tchaikovsky: Romeo & Juliet Fantasy Overture