Nexen Presents at the 2009 CIBC Whistler Institutional Investor Conference

Market Wire, February, 2009

Nexen Inc. announces that Marvin Romanow, President and Chief Executive Officer, will present at the following investor conference:

2009 CIBC Whistler Institutional Investor Conference - Whistler, BC
Date: Friday, February 20, 2009
Time: 11:00am Eastern Time (9:00am Mountain Time)

We invite you to visit our website at www.nexeninc.com to listen to a live webcast of Marvin's presentation. The webcast will be archived under the Investors section of our website.

Nexen Inc. is an independent, Canadian-based global energy company, listed on the Toronto and New York stock exchanges under the symbol NXY. We are uniquely positioned for growth in the North Sea, Western Canada (including the Athabasca oil sands of Alberta and unconventional gas resource plays such as coalbed methane and shale gas), deep-water Gulf of Mexico, offshore West Africa and the Middle East. We add value for shareholders through successful full-cycle oil and gas exploration and development and leadership in ethics, integrity, governance and environmental protection.

Contacts: Tim Chatten Analyst, Investor Relations (403) 699-4244 Adrian Hamfelt Analyst, Investor Relations (403) 699-4140 Nexen Inc. 801 - 7th Ave SW Calgary, Alberta, Canada T2P 3P7 Website: www.nexeninc.com