Duncan Crowdis is President of the William L. Bonnell Company, Tredegarís aluminum extrusions subsidiary.
Crowdis joined Bonnell in 1998 as manager of its Pickering, Ontario plant, which was acquired when Bonnell purchased Exal Aluminum, Inc., a Canada-based aluminum extruder. In 2000, he became the casting business manager for Bonnell. He was promoted to chief process officer in 2001 and held that position until March of 2005, when he was named manager of Bonnellís plant in Newnan, Ga. Crowdis was Exalís vice president of metal and business planning from 1994 to 1998. Prior to joining Exal, he was employed with Alcan Aluminum for 19 years in a variety of technical, operations, marketing and sales positions.
Mr. Crowdis received a bachelor's degree in engineering from Dalhousie University.