2009-08-11-2008-04-01-2008-04-01

Bought co., gaining 6.8 MMBOE 2P, 2,250 BOE/d.

TriStar Oil & Gas Ltd., Calgary, (Toronto: TOG) has acquired privately held Arista Energy Ltd. for approximately C$212 million in cash and debt assumption. TriStar issued 16.9 million shares by way of a bought-deal private placement for gross proceeds of $205 million. Arista's assets are focused in southeastern Saskatchewan. Proved plus probable reserves are 6.8 million barrels of oil equivalent. Production is more than 2,250 barrels of oil equivalent per day. More than 75% of production originates from the Fertile pool in which Arista holds a 50% working interest in the majority of the pool. TriStar acquired the other 50% working interest in the pool through the acquisition of Bulldog Resources Inc. Macquarie Capital Markets Canada Ltd. and GMP Securities LP were advisors to TriStar. FirstEnergy Capital Corp. was advisor to Arista.