Channel 4 chief executive, Alex Mahon, announced the appointments for new executive positions. Keith Underwood has been appointed as chief operating officer to lead the broadcaster’s finance, workspace, operations and information systems teams. Jonathan Allan has been hired as chief commercial officer, whose responsibilities include overseeing the 4 All the UK Nations & Regions strategy. Sarah Rose, who previously served as director of Consumer Insight, has been upped to chief consumer and strategy officer. Previously head of Planning, Lynette Huntley has been promoted to chief of Staff.