Head Office
Nexen Inc.
801 7th Ave SW
Calgary, Alberta, Canada
T2P 3P7
T: 403-699-4000
F: 403-699-5800

Certain International Offices
Canadian Nexen Petroleum Yemen
P.O. Box 15137
# 131, Hadda Street
Sana'a, Yemen
T: 011-967-1-269-888
F: 011-967-1-269-896

Nexen Petroleum UK Ltd.
Upper Ground Floor
Charter Place
Vine Street
Uxbridge, Middlesex, U.K.
UB8 1JG
T: 011-44-1895-237700
F: 011-44-1895-237232

Nexen Petroleum U.S.A. Inc.
12790 Merit Drive Suite 800
Dallas, Texas, USA
75251
T: 972-450-4600
F: 972-450-4729

Nexen Petroleum Nigeria Ltd.
The Octagon - 7th Floor
13A A.J. Marinho Drive
Victoria Island
Lagos, Nigeria
T: 011-234-1-774-1267
F: 011-234-1-262-5230

Nexen Exploration Norge AS
Jåttåvågveien 7, Stadionblokk A
4020 Stavanger, Norway
T: +47 51 30 21 00
F: +47 51 30 21 99