September 30, 2008
Pengrowth Energy Trust Completes Acquisition of Accrete Energy Inc.; Argosy Energy Inc. Formed

September 4, 2008
Accrete Announces Date of Special Meeting of Shareholders

August 14, 2008
Accrete Energy Inc. Announces Second Quarter 2008 Results

July 23, 2008
Pengrowth Energy Trust to Acquire Accrete Energy Inc.; Accrete Management to Form Exploreco

May 13, 2008
Accrete Energy Inc. Announces First Quarter 2008 Results