Matthew Rubel has been named a senior advisor at Roark Capital Group.

For the past four years, Rubel has been a senior advisor at TPG Capital, working with the private equity firm to find new investments and assist in helping current investments succeed.

Before that, Rubel was chairman, chief executive officer and president of Collective Brands Inc., and earlier was chairman and ceo of Cole Haan.

Roark Capital is an Atlanta-based private equity firm with over $6 billion in equity capital and commitments raised since its inception in 2001. Roark focuses on middle-market investment opportunities through family-owned business transfers, management/corporate buyouts, recapitalizations, going private transactions and corporate divestitures. Its portfolio includes Arby’s, Atkins Nutritionals, Batteries Plus Bulbs, CKE Restaurants, Auntie Anne’s Pretzels-parent Focus Brands and Cinnabon among many others.

Rubel told WWD he joined Roark to help them expand even more into specialty retail and branded businesses.

“I’m excited to join Roark and to work in a small entrepreneurial atmosphere where I will be involved in and have an impact in a variety of situations,” said Rubel. He continues to serve on the boards of  The Hudson Bay Co., HSNi, SuperValu, E.L.F. Cosmetics and the A.T. Cross Co.