James M. Estey is a businessperson who has been at the head of 6 different companies. Presently, he occupies the position of Chairman of Gibson Energy, Inc., Chairman for PrairieSky Royalty Ltd., Chairman at Mediterra Energy Corp. and Chairman at Certarus Ltd. Mr. Estey is also on the board of Range Royalty Management Ltd. and Estey Centre for Law & Economics in International Trade.

In the past Mr. Estey held the position of Principal at A.E. Ames & Co. Ltd., Chairman at UBS Securities Canada, Inc. and Chairman of UBS Securities Canada, Inc.