JMC Steel Group, Inc. announced that chief executive officer, Frank A. Riddick III, is leaving the company to pursue other matters and that Barry Zekelman, executive chairman, is returning to the office of chief executive officer, effective immediately. Prior to serving as executive chairman of JMC Steel Group, Mr. Zekelman held the position of chief operating officer and was promoted to chief executive officer and president of JMC in 2008. Mr. Zekelman and his brothers, Alan and Clayton, are the principal owners of JMC.

Mr. Zekelman began his career at Atlas Tube, assuming ownership with his brothers with his father's sudden passing in 1986. Mr. Zekelman's primary role at Atlas was the provision of strategic and commercial leadership. In 2006, as CEO, chairman and president of Atlas Tube, Mr. Zekelman merged Atlas Tube with JMC.