He has been director of the Rajhans Orchestra, a trio performing Indian-inspired music.
[3] For 14 years he was a member of the contemporary clarinet quartet Ebony-kwartet.
[4] In 2007 he started Duo Phoenix with soprano Françoise Vanhecke with a worldwide 20th- and 21st-century repertoire.
Vermeersch has taught in Belgium, the Netherlands,[5] and the United States.
[5] His own compositions include WE for Bass Clarinet and 5 Desk Bells (2014).