February 2011 - PSC Metals Inc., Mayfield Heights, Ohio, promoted David Spector to president of the company. Mark Shapiro, previously vice president of nonferrous trading, has been appointed to executive vice president, nonferrous products. Edward Lehner, the company’s CFO, has taken on additional responsibility for all of PSC’s corporate and administrative functions and will serve as chief administration officer. The company’s CEO, Ronald J. Nock, has retired.