EXHIBIT 99.1 Certification of Chief Executive Officer of EEX Corporation This certification is provided pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. (S) 1350, and accompanies the quarterly report on Form 10-Q (the "Form 10-Q") for the quarter ended September 30, 2002 of EEX Corporation ("EEX"). I, Thomas M Hamilton, Chief Executive Officer of EEX, certify that to the best of my knowledge: (i) the Form 10-Q fully complies with the requirements of section 13(a) or section 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m(a) or 78o(d)); and (ii) the information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of EEX. Dated: November 6, 2002 /s/ Thomas M Hamilton -------------------------------------------- Thomas M Hamilton Certification of Chief Financial Officer of EEX Corporation This certification is provided pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. (S) 1350, and accompanies the quarterly report on Form 10-Q (the "Form 10-Q") for the quarter ended September 30, 2002 of EEX Corporation ("EEX"). I, Richard S. Langdon, Chief Financial Officer of EEX, certify that to the best of my knowledge: (i) the Form 10-Q fully complies with the requirements of section 13(a) or section 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m(a) or 78o(d)); and (ii) the information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of EEX. Dated: November 6, 2002 /s/ Richard S. Langdon -------------------------------------------- Richard S. Langdon