jr. philharmonic orchestra of california is one of the oldest and most distinctive young people's symphony orchestras in the united states. it was founded in los angeles, california on january 22, 1937 by its conductor, dr. ernst katz (1914-2009). the jr. philharmonic enjoys the distinction of being the only orchestra in the world with its original conductor on the podium for over 69 years. the jr. philharmonic is a non-commercial venture.