Ultima Sonora is the Universitas Multimedia Nusantara Choir ensemble which has been established since 2007. In maintaining its existence, Ultima Sonora is actively holding concerts such as Inauguration concerts which is held annually to welcome students who are new members of Ultima Sonora. Furthermore, Ultima Sonora has also held a 10th anniversary concert entitled “WE’RE: Symphony of a Decade” on December 9, 2017 at Usmar Ismail Hall, Jakarta. With trainer Antonius Ria Deny Sulistya, Ultima Sonora has achieved various achievements. One of which is the Gold Diploma (Mixed Youth Choir Category) and Gold Diploma (Folklore Category) in A Voyage of Songs 2019 Bangkok, Thailand, and Silver Diploma (Mixed Choir Category) , Silver Diploma (Folklore Category) at the Penabur International Choir Festival last September 2019.