Jeff Loomis, born September 14, 1971, in Appleton, Wisconsin, is an American guitarist. At 16, he auditioned for Megadeth before joining the band Sanctuary in 1990. Following Sanctuary's dissolution, Loomis co-founded the metal band Nevermore with Warrel Dane and Jim Sheppard, serving as lead guitarist and principal songwriter until his departure on April 21, 2011. Nevermore released seven studio albums, including The Politics of Ecstasy (1996), Dreaming Neon Black (1999), Dead Heart in a Dead World (2000), and The Obsidian Conspiracy (2010). Loomis launched a solo career with the instrumental album Zero Order Phase (2008). In November 2014, he joined Arch Enemy, remaining with the group until December 2023 and performing on albums including Will to Power (2017) and Deceivers (2022).