The domestic container shipping company Horizon Lines said yesterday that it had named Sam A. Woodward as president, chief executive officer, and a director of the company. Woodward, who assumes the job immediately, was a managing director of Bengur Bryan & Co., a Baltimore-based middle market investment bank, where since 2008 he headed the firm’s transportation and business process outsourcing practice. He also was an executive at Traffic Tech Inc., a Montr...