Exhibit 23.3

CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS

We hereby consent to the use of the name of Netherland, Sewell & Associates, Inc.; to references to Netherland, Sewell & Associates, Inc.; and to the inclusion of information taken from the following reports in the SandRidge Energy, Inc. Annual Report on Form 10-K for the year ended December 31, 2007, to be filed with the U.S. Securities and Exchange Commission on or about March 7, 2008:

December 31, 2007, SandRidge Energy, Inc. Interest in Certain Properties located in the United States — SEC Price Case

December 31, 2006, SandRidge Energy, Inc. Interest in Certain Properties located in the United States — SEC Price Case

December 31, 2005, Riata Energy, Inc. Interest in Certain Properties located in the United States — SEC Price Case

NETHERLAND, SEWELL & ASSOCIATES, INC.
By:	/s/ C.H. (Scott) Rees III, P.E.
	C.H. (Scott) Rees III
	President and Chief Operating Officer

Dallas, Texas
March 7, 2008

Please be advised that the digital document you are viewing is provided by Netherland, Sewell & Associates Inc. (NSAI) as a convenience to our clients. The digital document is intended to be substantively the same as the original signed document maintained by NSAI. The digital document is subject to the parameters, limitations, and conditions stated in the original document. In the event of any differences between the digital document and the original document, the original document shall control and supersede the digital document.