San Antonio-based EnerJex Resources Inc. said Dec. 21 that it has sold certain non-core assets in eastern Kansas for $4 million in cash.

On Aug. 4, SandRidge Energy (NYSE: SD) said it has entered into a joint venture with an affiliate of Atinum Partners Co., Ltd., a private investment firm located in the Republic of Korea.

ExxonMobil Production Company said May 10 that drilling and construction have started on an enhanced oil recovery project at the Means Field in Andrews County, Texas.

On March 28, ExxonMobil Iraq Limited, together with the South Oil Company of Iraq and co-venturers Shell West Qurna BV and Oil Exploration Company of Iraq, announced a major production milestone in the redevelopment of the West Qurna I oil field in Southern Iraq.

Independent exploration and production company Saratoga Resources Inc. has resumed production from the previously shut-in Little Bay Field in Saint Mary Parish, Louisiana.

Occidental Petroleum said Jan. 20 it has been selected by the Government of Abu Dhabi to participate in the development of Abu Dhabi’s Shah Gas Field, one of the largest gas fields in the Middle East.

Canacol Energy Ltd. announced a 2011 CAPEX budget of US$106 million for exploration and development activities in Colombia, Guyana, and Brazil. 

Marathon Oil Corp. drilled the deepwater Bravo-1 well offshore the island of Sulawesi in the Makassar Strait, Indonesia, to a total depth of 9,000 feet.

Kelly D. Kerr, vice president finance and CFO of MegaWest Energy Corp., resigned from the company November 26, 2010.