Roark Capital Group, an Atlanta-based private equity firm that focuses on investing in franchise and brand management companies, announced today that its affiliate has completed the acquisition of Arby’s Restaurant Group, the second largest quick-service sandwich chain in the United…

One day back in 2007, Neal Aronson picked up the phone and called Mike Hislop, chief executive of Corner Bakery Cafe. Aronson, an Atlanta private equity manager, wanted to introduce himself and convey his admiration to Hislop, who was competing…