Tim McGraw has split from longtime manager Scott Siman of RPM Management and has signed a new deal with Red Light Management and its founder, Coran Capshaw, it was announced Wednesday (April 29). Capshaw formed his company in 1991 at the beginning of his role as the personal manager of the Dave Matthews Band. Based in Charlottesville, Va., Red Light Management also has offices in Nashville, New York, Los Angeles and Denver. The company has an extensive roster of rock acts, including Alanis Morissette, Chris Cornell and Cheap Trick. Its country clients include Luke Bryan, Jason Michael Carroll, Heidi Newfield, Rodney Atkins, the Lost Trailers, Phil Vassar and the Nitty Gritty Dirt Band. Capshaw will be the primary management contact for McGraw, the Dave Matthews Band and Phish.