Atlanta-based affordable-housing developer Columbia Residential has hired former Mayor Keisha Lance Bottoms’ chief of staff, Carmen Chubb, as president.

In her new role, Chubb will be responsible for managing the company’s development, asset-management and housing-preservation divisions.

“Carmen brings her superb reputation, leadership skills and track record in affordable housing and community development to Columbia Residential, where she can have a direct impact on so many communities and residents we serve,” CEO Jim Grauley said in a press release. “She is uniquely qualified to help us further propel our mission and vision for delivering quality affordable housing in the southern United States.”

Chubb has also served as deputy commissioner for the Georgia Department of Community Affairs, where she oversaw statewide policy, programs and financing resources for affordable housing.

Columbia Residential is an integrated real estate development and management company focused on providing affordable housing in the South.