According to Zacks, "SandRidge Energy, Inc. is an oil and natural gas company headquartered in Oklahoma City with its principal focus on exploration and production. SandRidge also owns and operates drilling rigs and a related oil field services business operating under the Lariat Services, Inc. brand name; gas gathering, marketing and processing facilities; and, through its subsidiary, PetroSource Energy Company CO2 treating and transportation facilities and tertiary oil recovery operations.