Exhibit 99.1
Certification Pursuant To 18 U.S.C. Section 1350, As Adopted Pursuant To Section 906 Of The Sarbanes-Oxley Act Of 2002
In connection with the Annual Report of The Exploration Company of Delaware, Inc. (the "Company") on Form 10-K for the year ended December 31, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, James E. Sigmon, Chief Executive Officer of the Company, hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:
1.    The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities
Exchange Act of 1934; and
2.    The information contained in the Report fairly presents, in all material respects, the financial
condition and results of operations of the Company.
	/s/  James E. Sigmon
	Name:  James E. Sigmon
	Title:   Chief Executive Officer Date:   March 28, 2003
This certification is being furnished solely pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and is not being filed as part of the Report or as a separate disclosure document.