A wholly owned subsidiary of CNOOC Limited, Nexen Petroleum Nigeria Limited has a 20% working interest in Usan and is developing the oil field along with Esso E&P Nigeria (Offshore East) Limited (operator), Total E&P Nigeria Limited and Chevron Petroleum Nigeria Limited. Nexen is working to identify additional development opportunities through exploration and appraisal drilling.
Nexen Petroleum Offshore U.S.A. Inc.
CNOOC Ltd.
Hess Corporation
Union Oil Company of California
Chevron Corporation
Statoil Gulf of Mexico LLC
Equinor ASA Stampede Offshore Production Platform (subscriber access)
BP PLC
MI Berau B.V.
CNOOC Ltd.
JX Nippon Oil & Energy
KG Berau Petroleum Ltd
KG Wiriagar Overseas Ltd.
Indonesia Natural Gas Resources Muturi Inc.
Talisman Wiriagar Overseas Ltd Tangguh LNG Terminal (subscriber access)