Tyson Foods, Springdale, Ark., announced that it has promoted Dennis Leatherby to executive vice president and chief financial officer of Tyson Foods, Inc. In this position, Leatherby will report directly to Tyson President and CEO Richard L. Bond, and will oversee the company’s worldwide finance and accounting functions, the company said. Leatherby brings more than 25 years of finance experience to the job, including more than 18 years with Tyson.