Mike Portnoy has formed several bands.
He is a founding member of Liquid Tension Experiment , an instrumental progressive rock band featuring fellow Dream Theater members John Petrucci and Jordan Rudess along with bassist Tony Levin.
He is also a founding member of Transatlantic , a progressive rock `` super-group '' featuring former Spock 's Beard keyboardist/vocalist Neal Morse , Flower Kings guitarist Roine Stolt and Marillion bassist Pete Trewavas.
