Leadership

Warren Knowlton (62)
Chairman and Chief Executive Officer
Appointed as Chief Executive Officer in December 2006. Mr. Knowlton was appointed Chairman of the Advisory Committee of the Company in December 2007. Previously he was Chief Executive Officer of Morgan Crucible PLC, a world leader in specialty carbon and ceramic products. Prior to joining Morgan, he was an executive director of Pilkington PLC, one of the world's largest glass makers. With Pilkington, he first served as president of Global Building Products and then as president of Global Automotive. Knowlton joined Pilkington from Owens-Corning, where he spent 20 years in a variety of positions. He holds a B.S. degree from the College of William and Mary in Virginia, an M.B.A. from the University of Utah, and a J.D. cum laude from the University of Toledo. He was admitted to the Ohio Bar in 1982. Knowlton currently serves as a non-executive director of Smith & Nephew PLC and Ameriprise Financial.

Mark Burgess(49)
Chief Operating Officer and Chief Financial Officer
Mark served as president and CEO, as well as CFO, of Anchor Glass Container Corporation, where he led the company through a successful financial restructuring. He previously served as executive vice president and CFO of Clean Harbors Environmental Services, Inc., and prior to that he held senior financial and operational management roles at JL French Automotive Castings and Trailmobile Corporation. He holds a B.A. in economics from Dickinson College and an M.B.A. from the Fuqua School of Business at Duke University.