Krystal offices moving to Atlanta

photo Krystal's Chattanooga headquarters

Company at a glanceName: Krystal Co.Owner: Argonne Capital Group, a private equity firm in AtlantaUnits: 350, including 210 company-owned stores, in 11 states.Local presence: 20 area restaurants, 60-employee headquarters downtownAnnual sales: $400 million of system sales, $300 million of direct salesStaff: 6,000 employeesHistory: Founded in Chattanooga in 1932, the nation's second-oldest fast-food chain behind only White CastleKrystal timeline1932 - The first Krystal opens on the corner of Cherry and Seventh streets in downtown Chattanooga selling small, square hamburgers for 5 cents each.1941 - The company grows to 33 restaurants in Tennessee, Georgia and Alabama1950s - Company adds drive-through window1965 - Krystal opens 100th restaurant1978 - Krystal reaches more than 5,700 employees1982 - Present logo is launched1992 - Krystal becomes publicly traded company on the Nasdaq Exchange1997 - Krystal files for bankruptcy and is acquired by Port Royal Holdings in a $145 million deal2003 - Fred Exum takes over as CEO2012 - Argonne Capital Group buys Krystal in $175 million deal.