ATDEF

Montana Exploration Corp. explores for, develops, and produces petroleum and natural gas reserves in Alberta, Montana, Texas, and Tennessee. It has a land base of approximately 400,000 acres in Blaine County, Montana, the United States; and holds approximately 7,876 net acres at Viking Kinsella, Alberta. The company was formerly known as AltaCanada Energy Corp. and changed its name to Montana Exploration Corp. in February 2011.