Michael Colin Spreitzer (born February 10, 1981) is an American musician and record producer, best known as the former lead guitarist of heavy metal band DevilDriver.

Spreitzer performed on DevilDriver's albums The Fury of Our Maker's Hand (2005), The Last Kind Words (2007), Pray for Villains (2009), Beast (2011) Winter Kills (2013) Trust No One (2016), Outlaws 'til the End: Vol.

At this point, Spreitzer went on to form an industrial metal band called No Love Lost with friends Cliff Ross and Dan Bellinger.

Shortly after DevilDriver returned to Santa Barbara, Pitts had decided not to continue with the band and Spreitzer became a permanent member.

After Spreitzer joined DevilDriver in 2004, he would tour with the band and contribute on the albums The Fury of Our Maker's Hand, The Last Kind Words, Pray for Villains, Beast, Winter Kills, Trust No One, Outlaws 'til the End: Vol.