SD - SandRidge Energy, Inc.

SandRidge Energy, Inc (SandRidge) is a natural gas and oil company. The Company is engaged in the exploration, development and production activities related to the exploitation of its holdings in West Texas. Its areas of focus are the West Texas Overthrust (the WTO) and the Permian Basin. The WTO is a natural gas-prone geological region in Pecos County and Terrell County, Texas and has 562,626 net acres under lease. The WTO includes the Pinon gas field. In the Permian Basin, SandRidge controls approximately 138,691 net acres in West Texas and New Mexico, including approximately 90,000 net acres acquired in December 2009. In December 2009, the Company purchased natural gas and oil properties located in the Permian Basin from Forest Oil Corporation (Forest) and one of its subsidiaries. The Company operates in three segments: exploration and production, drilling and oil field services, and midstream gas services.