Nexen to Present at UBS Global Oil and Gas Conference

CALGARY, May 22, 2012 /CNW/ - Nexen Inc. (TSX, NYSE: NXY) announces that Una Power, Nexen's interim CFO, will present at the following investor conference:

UBS Global Oil and Gas Conference - Austin, Texas

Date: Time:

Wednesday, May 23, 2012 10:35 am Central Time (11:35 am Eastern Time)

We invite you to visit our website at www.nexeninc.com to view a live webcast of Una'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. Nexen is focused on three growth strategies: oil sands and shale gas in Western Canada and conventional exploration and development primarily in the North Sea, offshore West Africa and deepwater Gulf of Mexico. Nexen adds value for shareholders through successful full-cycle oil and gas exploration and development, and leadership in ethics, integrity, governance and environmental stewardship.

Kim Woima, CA
Manager, Investor Relations
[phone]

801 - 7^th Ave SW
Calgary, Alberta, Canada T2P 3P7
www.nexeninc.com