A. M. Castle announced the appointment of two executives who will lead the global commercial and operations functions. Steve Letnich joined Castle on July 8, as the Chief Commercial Officer. Ron Knopp was appointed Vice President of Operations on July 1, after serving in the interim role since February, 2013. Ron joined Castle in 2009 and has held several operations leadership positions in the Company. As Vice President of Operations, Ron will lead Castle's Operations globally and drive a culture of Continuous Improvement.