 Suncor Energy Inc. (SU: Quote,SU.TO: Quote) announced the resignation of Bart Demosky as chief financial officer, effective December 27, 2013, in order to pursue an opportunity in another industry.<br /><br />Suncor is well-positioned to execute on its strategy and deliver strong results on behalf of its shareholders, the company said. An announcement regarding Demosky's replacement would be made in due course. 