EX-23.4 12 h02395exv23w4.txt CONSENT OF LEE KEELING AND ASSOCIATES, INC. EXHIBIT 23.4 [LEE KEELING AND ASSOCIATES, INC. LETTERHEAD] CONSENT OF LEE KEELING AND ASSOCIATES, INC. As independent oil and gas consultants, Lee Keeling and Associates, Inc. hereby consents to the incorporation by reference in the Chesapeake Energy Corporation Registration Statement on Form S-4 to be filed on or about January 9, 2003, of information from our reserve report with respect to the oil and gas reserves of Chesapeake Energy Corporation dated January 1, 2002 and entitled "Appraisal Selected Properties." We also consent to the reference to us under the heading "Experts" in such Registration Statement. LEE KEELING AND ASSOCIATES, INC. By: /s/ KENNETH RENBERG -------------------------------- Kenneth Renberg, Vice President Tulsa, Oklahoma January 7, 2003