Investor Presentaiton

Sipo Prospect Onshore Cameroon 150 MMBoe mean unrisked potential with first operated well Oil Field Gas-Condensate Field KOSMOS Sipo Planned to Start Late 2012 Toe-thrust anticline prospect ENERGY. Prospect ● 0.7 MM Gross Acres 40 km 20 miles NDIAN RIVER BLOCK (100%) Munge-1 Oil Shows Sipo FAKO BLOCK (100%) Sipo South - Results anticipated in 1Q13 - Proven oil shows in nearby location Preparing Well Location for Drilling Minimizing onshore footprint Heli-rig operation Munge-1 Oil Shows B Sipo Sipo South Pliocene Upper Miocene Alba Paleogene Source Kitchen Bioko Island Paleogene U. Cretaceous Investor Presentation November 2012 14

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