Castro Valley Orchestra will present their Spring concert on Sunday, May 5th at 2 PM at the Castro Valley Center for the Arts, 19501 Redwood Rd., Castro Valley. Works by Mozart, Mendelssohn,  and Bach will be performed. Isaac Kim and James Choi will be featured in the Bach Double Violin Concerto. There will be a reception immediately after the concert to meet the soloists and musicians. Admission is free.