British jet engine maker Rolls-Royce said Bradley Singer, the chief operating officer of activist investor ValueAct Capital and Rolls-Royce’s largest shareholder, left the board of directors Dec. 9.
Pittsburgh-based Allegheny Technologies (ATI) and GE Aviation have reached agreement on several new long-term contracts worth a total of around $2.5 billion to ATI for the supply of iso-thermal and hot-die forgings used in the manufacture of commercial jet engines, the companies announced Dec. 10.
