In addition to production from the United States and Mauritania where production commenced in February 2006, Sterling Energy has built a portfolio of exploration interests in Africa.

Sterling drilled in Gabon in 20007 and 2008 as well as continuing its expanded development plans in the US following the acquisition of Whittier Energy Corporation.

Sterling is operator on licenses in three of its core areas in Africa: Madagascar, Gabon and Cameroon.

Africa

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Mauritania: PSC A & PSC B

Location: Nouakchott Sub-basin (Northern MSGBC Basin)
Area: 15,064 km²(PSC A - 6,969km² / PSC B – 8,095 km²)
Sterling Equity: Royalty & Share of State Back-in on Chinguetti Field

AGC: Dome Flore

Location: Casamance-Bissau Sub-Basin (Southern MSGBC Basin)
Area: 1,699 km²
Sterling Equity: 30%

Gabon: Iris Marin

Location: Southern Gabon Sub-Basin
Area: 402 km²
Sterling Equity: 38.57 (Operator)

Gabon: Ibekelia Marin

Location: Southern Gabon Sub-Basin
Area: 673km²
Sterling Equity: 40% (Operator)

Cameroon: Ntem

Location: Southern Douala Basin (Kribi-Campo Sub-basin)
Area: 2,319 km²
Sterling Equity: 100% (Operator)

Madagascar : Ambilobe and Ampasindava

Location: Offshore NW Madagascar, Indian Ocean
Area: 15.600 km² and 9,860 km²
Sterling Equity: 30%(Op. Ambilobe), Exxon 70% (Op. Ampasindava)