CommScope has promoted Randy Crenshaw to chief operating officer. Crenshaw, who is based in Richardson, TX, has served CommScope as chief supply officer since late 2009 and previously was executive vice president and general manager of CommScope Enterprise Solutions. In his new role, he will lead CommScope's supply chain, manufacturing, quality, product development and management, and business unit functions. Crenshaw reports to Eddie Edwards, who had served as CommScope's chief operating officer prior to his January 2011 appointment as president and chief executive officer.In addition, CommScope has named Chris Story, based in Hickory, NC, and Mike Kelley, based in Claremont, NC, to expanded operational roles in Crenshaw's organization. Story, who is senior vice president of global manufacturing, has been selected to lead the worldwide operations team and is responsible for all manufacturing, operations planning and logistics. Kelley has been appointed senior vice president of operations, with responsibility for all global operations of CommScope's broadband and enterprise businesses, plus the operations of the cable products portfolios across the company.