EXHIBIT 99.1 DISCLOSURE PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of United Bancorp, Inc. does hereby certify, to such officer's knowledge, that the Quarterly Report on Form 10-Q for the quarter ended September 30, 2002 (the "Form 10-Q") of the Company fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and information contained in the Form10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company. /S/ David S. Hickman November 4, 2002 - ------------------------------------------------- ----------------------------- David S. Hickman Date Chairman and Chief Executive Officer /S/ Dale L. Chadderdon November 4, 2002 - ------------------------------------------------- ----------------------------- Dale L. Chadderdon Date Senior Vice President, Secretary & Treasurer Page 23