Corporate Information

Stock Exchange Listing

Toronto Stock Exchange
Trading Symbol: PWT

New York Stock Exchange
Trading Symbol: PWE

Head Office

Suite 200, Penn West Plaza
207 - 9th Avenue SW
Calgary, Alberta T2P 1K3
Telephone: (403) 777-2500
Toll Free: 1-866-693-2707
Fax: (403) 777-2699

Investor Relations

Toll Free: 1-888-770-2633

Business Development and Commercial

Mark Hodgson

Emergency Contact

Toll Free: 1-877-792-2990



Independent Reserve Evaluator

Sproule Associates Limited
Calgary, Alberta


Ernst & Young LLP
Calgary, Alberta


Canadian Imperial Bank of Commerce

Bank of Montreal

The Bank of Nova Scotia

Royal Bank of Canada

The Toronto Dominion Bank

Citibank, N.A., Canadian Branch

Wells Fargo Bank, N.A., London Branch

HSBC Bank Canada

Sumitomo Mitsui Banking Corporation of Canada

Bank of Tokyo-Mitsubishi UFJ (Canada)

Alberta Treasury Branches

Caisse centrale Desjardins

Canadian Western Bank

Transfer Agent

CST Trust Company
PO Box 700, Station B
Montreal, Quebec H3B 3K3

Investors are encouraged to contact CST Trust Company for information regarding their security holdings. They can be reached at:

Toll Free in North America: 1-800-387-0825
Telephone: (416) 682-3860
Fax (Canada/USA): 1-888-249-6189
Fax (outside Canada/USA): (514) 985-8843