The SAR Philharmonic Orchestra (SARPO, formerly the SAR Ensemble) is a Hong Kong symphonic orchestra founded in 1999 by Dr Y.K. Wong and is the musical arm of SAR Philharmonic Charitable Foundation. Under the leadership of K. K. Chiu, the chief conductor of the orchestra, the SARPO performs charity concerts regularly to raise money for local non-government organizations.

Members in the orchestra are dedicated volunteers from Hong Kong. The orchestra has over 100 members and mainly focuses on performing Gustav Mahler's symphonies in recent time.

The SAR Philharmonic enjoys a strong reputation in Hong Kong's musical community. The orchestra regularly collaborates with soloists such as violinist Yao Jue, clarinetist Andrew Simon, horn player C. C. Chow, the American pianist Robert Roux, piano duo, Correa and Stroup, Hong Kong pianist Nancy Loo, soprano Katusha Tsui-Fraser, Yuki Ip, Margaret Yim, Phoebe Tam, mezzo soprano Cynthia Luff, Shanice Ng, tenor Oliver Lo, Sam Kan, baritone Brian Montgomery, bass Edmund Kwan, cellist Richard Bamping and bassoonist Vance Lee.