By TheStreet Staff The Arena Group has named Miles Stiverson as senior vice president and general manager of the company’s lifestyle brands anchored by Parade.com. The Arena Group (AREN) – Get The Arena Group Holdings Inc. Report named Miles Stiverson as senior vice president and general manager of Lifestyle to oversee operations, strategy and growth for the company’s Lifestyle brands, anchored by Parade.com. The Arena Group plans to expand its portfolio of entertainment, home, health and wellness brands, collectively known as the Parade Lifestyle Group, with high-growth initiatives planned fo…