• White Facebook Icon
  • White Twitter Icon
  • White Instagram Icon




The Grossmont Instrumental Music program is a combination of Grossmont High School's orchestra, color guard, percussion and symphonic band. The program has a parent non-profit booster group, Grossmont Instrumental Music Association-(GIMA). GIMA helps the program with fundraising, volunteers, and set up. 

Follow us on

Instagram for photos of our program


  • Black Instagram Icon