Belinda Stubblefield joined Year Up, a national nonprofit serving urban young adults, in July 2013 as executive director of the Atlanta site. In 2015, she was promoted to national site director. The role of chief diversity officer was added to her responsibilities in 2016.

Prior to Year Up, Stubblefield was an entrepreneur and partnered with Paradies Lagardère to operate retail stores in Hartsfield-Jackson Atlanta International Airport. She also owned and managed WineStyles Cascade, a retail wine store in Southwest Atlanta.

Before becoming an entrepreneur, Stubblefield was an officer at Delta Air Lines. At Delta, she held leadership roles in the areas of marketing, sales, customer service and global diversity. Marketing and sales have been the foundation of her career, starting at IBM and continuing on to Procter & Gamble and Nestlé.

Stubblefield serves on the board of International Women's Forum-Georgia. Previously, she served as board chair for CredAbility and vice chair of the Atlanta Convention and Visitors Bureau. She has also served on the boards of Leadership Atlanta, the Herndon Foundation, and the Piedmont Park Conservancy. She was named Woman of the Year by the Atlanta Business League and Executive of the Year by the Georgia Minority Supplier Development Council.

Stubblefield holds a bachelor's degree in Mathematics/Applied Science from UCLA and an MBA from Harvard Business School.