Chesapeake Energy (CHK)

Section 16(a) Beneficial Ownership Reporting Compliance

Section 16(a) of the Securities Exchange Act of 1934 requires our directors and executive officers and persons who beneficially own more than 10% of the Company’s common stock to file reports of ownership and subsequent changes with the Securities and Exchange Commission. Based only on a review of copies of such reports and written representations delivered to the Company by such persons, the Company believes that there were no violations of Section 16(a) by such persons during 2008 except that Mr. Rowland filed one late Form 4 to report his sale of 4,354 shares of common stock in January 2008 and Mr. Whittemore inadvertently did not report his sales of 305,000 shares in September 2008 and his sales of 50,000 shares in November 2008. Mr. Whittemore’s transactions were subsequently reported on Form 5.

Section 16(a) Beneficial Ownership Reporting Compliance

Section 16(a) of the Securities Exchange Act of 1934 requires our directors and executive officers and persons who beneficially own more than 10% of the Company’s common stock to file reports of ownership and subsequent changes with the Securities and Exchange Commission. Based only on a review of copies of such reports and written representations delivered to the Company by such persons, the Company believes that there were no violations of Section 16(a) by such persons during 2007.

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Table of Contents

Section 16(a) Beneficial Ownership Reporting Compliance

Section 16(a) of the Securities Exchange Act of 1934 requires our directors and executive officers and persons who beneficially own more than 10% of the Company’s common stock to file reports of ownership and subsequent changes with the Securities and Exchange Commission. Based only on a review of copies of such reports and written representations delivered to the Company by such persons, the Company believes that there were no violations of Section 16(a) by such persons during 2006 except that Mr. McClendon filed one late Form 4 to report purchases of 228 shares of common stock by his children.

Section 16(a) Beneficial Ownership Reporting Compliance

Section 16(a) of the Securities Exchange Act of 1934 requires our directors and executive officers and persons who beneficially own more than 10% of the Company’s common stock to file reports of ownership and subsequent changes with the Securities and Exchange Commission. Based only on a review of copies of such reports and written representations delivered to the Company by such persons, the Company believes that there were no violations of Section 16(a) by such persons during 2005 except that Sen. Nickles filed one late Form 4 to report his purchase of 1,900 shares of common stock in May 2005.