Exhibit 99.1 Certification of Chief Executive Officer of Compressco, Inc. This certification is provided pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and accompanies the quarterly report on Form 10-QSB (the "form") for the quarter ended March 31, 2003 of Compressco, Inc. (the "Issuer"). I, Brooks Mims Talton, the Chief Executive Officer of Issuer certify that to the best of my knowledge: (i) the Form 10-QSB 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-QSB fairly presents, in all material respects, the financial condition and results of operations of the Issuer. Dated: May 7, 2003 By: /S/ BROOKS MIMS TALTON ----------------------- Chief Executive Officer Subscribed and sworn to before me this 7th day of May 2003. /S/ Jodi Thompson - ----------------------- Name: Jodi Thompson Title: Notary Public My commission expires: April 23, 2005 Exhibit 99.1 Certification of Chief Financial Officer of Compressco, Inc. This certification is provided pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and accompanies the quarterly report on Form 10-QSB (the "form") for the quarter ended March 31, 2003 of Compressco, Inc. (the "Issuer"). I, Gary McBride, the Chief Financial Officer of Issuer certify that to the best of my knowledge: (i) the Form 10-QSB 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-QSB fairly presents, in all material respects, the financial condition and results of operations of the Issuer. Dated: May 7, 2003 By: /S/ GARY MCBRIDE ---------------------- Chief Financial Officer Subscribed and sworn to before me this 7th day of May 2003. /S/ Jodi Thompson - ------------------------- Name: Jodi Thompson Title: Notary Public My commission expires: April 23, 2005