SandRidge Energy, Inc. is a company engaged in hydrocarbon exploration in the Mid-Continent region of the United States.

[1] SandRidge was founded in 2006 by Tom L. Ward upon the acquisition 46% of Riata Energy from Malone Mitchell III for $500 million.

Ward previously co-founded Chesapeake Energy with Aubrey McClendon and was the chief operating officer of that company from 1989 until 1996.

[11] On January 21, 2016, the company settled a dispute with Occidental Petroleum over a 30-year carbon dioxide gas treatment agreement.

To exit the agreement, the company transferred all of the exploration and production midstream assets in the Pinon Field to Occidental Petroleum along with $11 million in cash.

[16] On February 8, 2018, the company announced the termination of CEO James Bennett and the departure of CFO Julian Bott.