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- 10-K Annual report
- 10.2.7 Form of Amendment to Employment Agreement
- 12 Ratios of Earnings to Fixed Charges and Combined Fixed Charges
- 21 Subsidiaries of Chesapeake
- 23.1 Consent of Pricewaterhousecoopers, LLP
- 23.2 Consent of Netherland, Sewell & Associates, Inc.
- 23.3 Consent of Data & Consulting Services, Division of Schlumberger Technology
- 23.4 Consent of Lee Keeling and Associates, Inc.
- 23.5 Consent of Ryder Scott Company, L.P.
- 31.1 Chief Executive Officer Certification Pursuant to Section 302
- 31.2 Chief Financial Officer Certification Pursuant to Section 302
- 32.1 Chief Executive Officer Certification Pursuant to Section 906
- 32.2 Chief Financial Officer Certification Pursuant to Section 906
- 99.1 Report of Netherland, Sewell & Associates, Inc.
- 99.2 Report of Data & Consulting Services, Division of Schlumberger Technology Inc.
- 99.3 Report of Lee Keeling and Associates, Inc.
- 99.4 Report of Ryder Scott Company, L.P.
Exhibit 23.3
CONSENT OF DATA & CONSULTING SERVICES
DIVISION OF SCHLUMBERGER TECHNOLOGY CORPORATION
As independent oil and gas consultants, Data & Consulting Services Division of Schlumberger Technology Corporation hereby consents to the incorporation by reference in the Registration Statements on Form S-8 (File Nos. 33-88196, 333-07255, 333-27525, 333-30324, 333-30478, 333-52668, 333-67734, 333-67740, 333-109162, 333-118312, 333-126191, 333-135949, 333-143990, 333-151762, 333-157504, 333-160350, 333-171468 and 333-178067) and Form S-3 (File No. 333-168509) of Chesapeake Energy Corporation of all references to our firm and information from our reserves report dated 9 February 2012, entitled “Reserve and Economic Evaluation Of Proved Reserves Of Certain Chesapeake Energy Corporation Eastern Division Oil and Gas Interests as of 31 December 2011”, included in or made a part of the Chesapeake Energy Corporation Annual Report on Form 10-K for the year ended December 31, 2011 to be filed with the Securities and Exchange Commission on or about February 29, 2012, and our summary report attached as Exhibit 99.2 to such Annual Report on Form 10-K.
DATA & CONSULTING SERVICES DIVISION OF SCHLUMBERGER TECHNOLOGY CORPORATION | ||
By: | /S/ CHARLES M. BOYER II | |
Charles M. Boyer II, PG, CPG | ||
Consulting Services Manager – NE Basin Advisor – Unconventional Reservoirs |
Pittsburgh, Pennsylvania
29 February 2012