[1] Co-founding the pop and rock band, Vital Signs, with keyboardist Rohail Hyatt in 1986, he earned recognition of playing bass guitar and as an original member of Vital Signs.
[2] In addition to his role as the band's bass player and backing vocalist, he has undertaken many other roles for the band, such as producing and co-producing their albums, producing backstage music for the popular television series, Coke Studio.
[1] In 2003, he composed the song Mann ki Lagan for the movie Paap, the lyrics being penned by Amjad Islam Amjad, the song that launched the Bollywood career of Rahat Fateh Ali Khan.
[3] In 2013, he came recently came in the limelight after collaborating with various musicians to compose the Naya Pakistanand currently hosting the music competitive show, Cornetto Youth Icon on MTV Pakistan.
[4] In April 2013, Hasan joined Meesha Shafi, String, Ali Azmat and Alamgir as a judge on the immensely popular singing talent show Cornetto Music Icons aired on ARY Digital.