Oil and Gas Shows Encountered; Preparations for Testing Program Initiated
CALGARY, Alberta, June 27 /PRNewswire-FirstCall/ -- Gran Tierra Energy
Inc. (AMEX: GTE;...
Gran Tierra Energy to Announce First Quarter 2008 Results of Operations
Company to Host Conference Call on May 13, 2008 at 11:00 a.m. Eastern Time
CALGARY, Canada, May 12 /CNW/ -- Gran Tierra...