Howard Thill has joined Devon Energy Corporation as senior vice president, communications and investor relations.He has joined the company to fill the position created by the retirement of Vince White, senior vice president, communications and investor relations. The company announced yesterday the retirement of Vince White who is scheduled to retire August 8, 2014. “Howard brings to Devon deep knowledge borne of extensive and varied experience in our industry,” John Richels, Devon’s president and chief executive officer said. Prior to joining Marathon, Thill was director of investor relations with Phillips Petroleum Co. He began his career with Phillips in 1982 as a drilling fluids sales/service engineer.