Career
He is best known as the bass player for the thrash metal band Defiance. He also handled most of the band"s business affairs and was responsible for getting the band"s first shows, supporting such acts as Testament (then Legacy) and Lääz Rockit, which resulted in label interest. He co-produced and funded the recording of the Hypothermia demo which caught the attention of Monte Conner and Roadrunner Records and landed them a record deal.
Under thrived in the Bay Area music scene over the next five years playing shows to support bands such as Machine Head, Exodus, Sevendust, and various others
Under was on the verge of signing a record deal when they broke up because of personal and musical differences. In 2005 Defiance reunited, and along with Steev Esquivel, Jim Adams, and Doug Harrington began work on the fourth studio album.
Following Harrington"s passing in 2006, the band moved on to finish the album without him as he had requested.