Ms. Susan Showers reports

PETROFRONTIER CORP. ACKNOWLEDGES ACQUISITION OF ITS COMMON SHARES BY HERITAGE OIL PLC

Heritage Oil PLC, an international independent upstream exploration and production company, has acquired 310,000 PetroFrontier Corp. shares representing 0.49 per cent of PetroFrontier's outstanding shares. Together with shares already held, Heritage now holds 6,594,200 shares, representing approximately 10.39 per cent of the outstanding shares of PetroFrontier. Heritage also stated that the PetroFrontier shares were acquired through the facilities of the TSX Venture Exchange and that it may increase or decrease its ownership of securities of PetroFrontier depending upon future market conditions.