May 23, 2007

ONA Exploration Inc. has announced a name change to ONA Energy Inc. As a result of the name change, the shares of the Company will be assigned a new CUSIP number, and trading under the new name will commence Friday, May 25, 2007. The trading symbol will be unchanged.



Effective Date: Friday, May 25, 2007

Symbol: OEIX

New CUSIP: 682204 10 2



If you have any questions or require further information about this or anything else about CNQ please contact Radhika Ramkarran at (416) 572-2000 X 2435 or E-mail: radhika.ramkarran@cnq.ca