The Jazz Association Singapore Orchestra (JASSO) is one of the two orchestras formed by the Jazz Association (Singapore), also known as JASS, a charity registered in Singapore.

The debut performance of JASSO took place on the main stage of the JZ Shanghai Jazz Festival in November 2017, which also featured top American R&B band Kool & The Gang and other big names in jazz such as The Jeff Lorber Fusion.

Notable musicians in JASSO are Music Director and pianist Jeremy Monteiro, Associate Music Director and pianist Weixiang Tan, top Singapore guitarist Andrew Lim who used to be based in New York, Jazz drumming stalwart Tamagoh, and established baritone saxophone player Tim Stocker, who hails from Australia.

American lead trumpeter Kyle Gregory, as well as Malaysian trumpeter Eddie Wen, and top European saxophonist Tony Lakatos will guest with JASSO at Borneo Jazz.

The band will play a repertoire of both originals and standards, including 6 vocal tunes this time with Singaporean jazz singer, Melissa Tham, as well as Malaysian guest vocalists, Elvira Arul and Pete Kallang.