Rounder Records is an independent record label founded in 1970 in Somerville, Massachusetts by Marian Leighton Levy, Ken Irwin, and Bill Nowlin. Focused on American roots music, Rounder's catalogue of more than 3000 titles includes records by Alison Krauss and Union Station, George Thorogood, Tony Rice, and Béla Fleck, in addition to re-releases of seminal albums by artists such as the Carter Family, Jelly Roll Morton, Lead Belly, and Woody Guthrie. "Championing and preserving the music of artists whose music falls outside of the mainstream," Rounder releases have won 54 Grammy Awards representing diverse genres, from bluegrasss, folk, reggae, and gospel to pop, rock, Americana, polka and world music. Acquired by Concord in 2010, Rounder is based in Nashville, Tennessee.