QuickLinks -- Click here to rapidly navigate through this document

Exhibit 99.1

STATEMENT OF CHIEF EXECUTIVE OFFICER OF
TBX RESOURCES, INC.
PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
§ 906 OF THE SARBANES-OXLEY ACT OF 2002

        In connection with the Quarterly Report of TBX Resources, Inc. (the "Company") on Form 10-Q for the period ended August 31, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Tim P. Burroughs, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 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/  TIM P. BURROUGHS President and Chief Executive Officer
October 15, 2002

QuickLinks

Exhibit 99.1

STATEMENT OF CHIEF EXECUTIVE OFFICER OF TBX RESOURCES, INC. PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO § 906 OF THE SARBANES-OXLEY ACT OF 2002