Events Calendar
2025/26 is GBYO’s 16th Season!
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Dress Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Chamber Concert
Featuring chamber ensembles of strings and winds. Free!
Sponsored by Scherer Violins, Robertson & Sons.
Annual Concerto Competition
Be part of our 16th Annual GBYO Concerto Competition! Students from Philharmonic and Symphony ensembles compete to win a chance to perform their concerto with their orchestra at the Spring Concert. Runners up will perform their pieces at this spring’s House Concerts! This event is free to attend.
Sponsored by Scherer Violins, Robertson & Sons.
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Mini Retreat: Philharmonic Strings
Symphony Strings and Sinfonia musicians are welcome to join us at the Center for Musical Arts in Lafayette for an afternoon of music making!
Dress Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Chamber Music Community Concerts
Join us throughout the greater Boulder area for performances from small GBYO ensembles!
Sponsored by Scherer Violins, Robertson & Sons.
Winter Concert
Concert Schedule:
All chamber groups and Sinfonia will perform.
Sponsored by Scherer Violins, Robertson & Sons.
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Dress Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Spring Concert
Concert Schedule:
Sinfonia, Philharmonic, Wind Ensemble, Symphony
Sponsored by Scherer Violins, Robertson & Sons.
Chamber Concert
Chamber ensembles perform. Free to attend!
Sponsored by Scherer Violins, Robertson & Sons.
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Fall Fundraiser Kickoff
GBYO students and special guest Alex Gonzalez will perform, followed by refreshments. Enjoy a concert and support GBYO!
Violin professor Alex Gonzalez is a member of The Knights, the Sphinx Virtuosi, and much more.
Click here for tickets.
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Mini Retreat: Symphony Strings & Sinfonia
Symphony Strings and Sinfonia musicians are welcome to join us at the Center for Musical Arts in Lafayette for an afternoon of music making!
Audition Workshop
Join us for our virtual Audition Workshop! Meet GBYO’s conductors and help prepare for your audition for the 2025/26 season.
Chamber Music Concert
GBYO chamber ensembles perform.
Free!
Sponsored by Scherer Violin Shop.
Spring Concert
Spring concert featuring the winners of the annual concerto competition, world premieres, and a collaboration with the Boulder Children’s Chorale!
Spring Concert Warm Up Rehearsal
Rehearsal for students prior to our Spring Concert at 12PM.
GBYO Phil & Boulder Children's Chorale
GBYO Philharmonic with the Boulder Children’s Chorale perform a new work by composer Leigha Amick!
House Concert
Hear the runners up from our Concerto Competition perform at the home of Margo Crowe.
Bring a Friend to Rehearsal
Experience a GBYO rehearsal and enjoy making great music with friends! No pressure to commit. Any K-12 student is welcome to participate.
Mini Retreat for Wind Ensemble
Mini retreat for the Wind Ensemble, held at the Center for Musical Arts in Lafayette.
Supporters
