PI Financial Corp.

Trading # 059
Address 1900-666 Burrard St
City Vancouver
Province British Columbia
Postal Code V6C 3N1
Phone 604-664-2900
Fax 604-664-2666
Web http://www.pifinancialcorp.com

Services:
Full service investment dealer including retail, institutional research, corporate finance, mutual funds and options.

US Clients:
US retail investors interested in trading CNQ securities may not contact PI Financial Corp. directly because of US registration rules. Retail orders must be directed to a dealer registered in the US, who can then direct the order to the PI Financial trading desk by calling 1-800-667-6124. US institutional investors may directly contact 1-800-667-6124 and ask to speak with a PI Financial representaitve who is registered to deal with US institutional clients.

Canaccord Capital Corporation

Trading # 033
Address 320 Bay St. Suite 1210
City Toronto
Province Ontario
Postal Code M5H 4A6
Phone 416-869-7277
Fax 416-956-9748
Web http://www.canaccord.com

Services:
Full service investment dealer.



US Clients:
American clients interested in trading CNQ securities may not contact Canaccord Capital Corporation directly because of US registration rules. Orders must be directed to a U.S. Broker who can forward them to Canaccord’s U.S. Desk by calling 1-800-563-8343.

TRADING ON
CNQ.CA

SYMBOL:
GRIN

Further to CNQ Bulletin 2006-0406 OMG Mineral Exploration Inc. has changed to Gold Reef International, Inc. Effective May 24, 2006, Gold Reef International, Inc will trade with a new symbol and Cusip number. Listing and disclosure documents for Gold Reef are available in the CNQ Issuer Disclosure Hall

Old Symbol: OMGM
Old CUSIP: 682146 10 5

New Symbol: GRIN
New Cusip: 38068U 10 2

Effective: May 24, 2006 If you have any questions or require further information please contact Radhika Joseph at (416) 572-2000 X 2435 or
E-mail: radhika.joseph@cnq.ca