CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT I, Robert H. Gordon, President of BACAP Opportunity Strategy, LLC (the "Registrant"), certify that: 1. The Form N-CSR of the Registrant (the "Report") fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and 2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant. Date: August 21, 2003 /s/ Robert H. Gordon ---------------------- ------------------------------------ Robert H. Gordon, President (principal executive officer) I, Edward D. Bedard, Chief Financial Officer of BACAP Opportunity Strategy, LLC (the "Registrant"), certify that: 1. The Form N-CSR of the Registrant (the "Report") fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and 2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant. Date: August 21, 2003 /s/ Edward D. Bedard ---------------------- ----------------------------------------- Edward D. Bedard, Chief Financial Officer (principal financial officer)