Malaysian music encompasses many different genres. It encompasses a wide range of genres that reflect the country's many ethnic groups, including Malay, Chinese, Indian, Dayak, Kadazan-Dusun, Bajau, Orang Asli, Melanau, and others. This paper reports the development of art music includes the art platform and composers in Malaysia. Before the establishment of Malaysian Philharmonic Orchestra (MPO) there has not been a consistent platform for art music. Occasionally some private organizations, National Symphony Orchestra and National Choir of Malaysia performed new works by composers, but the latter mainly focus on existing repertoires or arrangements. It is found that Malaysian geographic crossroads of many cultural paths, which give a rich variety of musical traditions. However, Malaysian new music composers had struggled for aesthetic integrity due to the discord of a state-induced cultural agenda that highly favoured ‘syncretic’and locally popular idioms. Collectively Malaysian composers’ works have been performed internationally in a total 31 countries winning or being finalists in more than 20 composition competitions. Since 2000, art music composers have become more active than before due to some platforms being organized by organizations, institutions and composers’ society.