David Estill is the Manager of Sales and Strategy for Siemens Wind Power Limited. In this role he is responsible for sales, market strategy and government relations across Canada. Prior to joining Siemens, David owned a solar installation company in Guelph which he sold in 2013. David holds a Bachelor of Arts in Philosophy from the University of Western Ontario. He is actively engaged as a volunteer in the community, having served on several not-for-profit boards and currently volunteers with Big Brothers Big Sisters of Guelph.