Apache canada Ltd.
APF Energy
Aquest Energy Ltd.
Argent Energy Inc.
Aspen Endeavour Resources Inc.
Baytex Energy Ltd.
BG Canada Exploration and Production Inc.
Bowview Petroleum Inc.
Breaker Energy Ltd.
Burlington Resources/Canadian Hunter
Canadian Chemical Technology Inc.
Canadian Natural Resources Limited
Capture Energy Ltd.
Cequel Energy Inc.
Clear Energy Inc.
Cyries Energy Inc.
Daylight Energy Ltd.
Devon Canada Corporation
Dominion Energy Canada Limited
Doriay Energy Inc.
Eclipse Resources Ltd.
El Paso Oil & Gas Canada Inc.
EnCana Corporation
Enerplus Resources Ltd.
Esprit Exploration Ltd/Canadian 88
EOG Resources Canada Ltd./Enron
Espirit Exploration Ltd.
Gentry Resources Ltd.
Gulf Canada Resources Ltd.
Hornet Energy Ltd.
Husky Energy Inc.
Indian Oil & Gas Canada
Kaiser Energy Ltd.
Kensington Energy Ltd.
Ketch Resources Ltd.
Krang Energy Inc.

Midnight Oil & Gas Ltd.
Monolith Oil Corp.
NAL Resources Ltd.
Navigo Energy Inc.
Newport Petroleum Corporation/Hunt Oil
Northrock Resources Ltd.
OMI Resources Ltd.
Pengrowth Corporation
PenWest Petroleum Ltd.
Petro-Canada
Pointwest Energy Inc.
Powermax Energy Inc.
Primewest Energy Inc./Cypress Energy
Prospect Oil & Gas Management Ltd.
ProspEx Resources Ltd.
Ranger Oil Limited Rock Energy Ltd.
Response Energy Corporation
Richmount Petroleum Ltd.
Rio Alto Resources International Inc.
Serenpet Inc./Pembina Corporation
Shiningbank Energy Management Inc.
Slave River Exploration Ltd.
Solex Development Corp.
Guard Resources Ltd./Southward Energy
Stream Petroleum Inc.
Stylus Energy Inc.
Petrobank Energy & Resources
Ltd./Sunoma Energy Corp.
Progress Energy Inc.
Real Resources Inc.
TransGlobe Energy Corporation
Tudor Resources ltd.
Unocal Canada Ltd.
Vermilion Resources Ltd.
Vintage Petroleum Canada Inc.
Westhill Resources Limited