In a major move that signals both confidence and ambition, Dave’s Hot Chicken has been acquired for $1 billion by Roark Capital, the same private equity powerhouse behind Subway and Dunkin’. This milestone marks the latest chapter in one of the most impressive fast-casual success stories in modern restaurant history.

The chain of nearly 400 restaurants immediately captured a young, spice-loving clientele for Nashville hot chicken in seven heat levels.

Private equity firm Roark Capital has purchased rising chicken restaurant chain, Dave’s Hot Chicken. The deal, worth an estimated $1 billion, was announced Monday, and brings Dave’s into Roark’s growing portfolio of brands that includes Subway, Dunkin’ and Buffalo Wild Wings.