## PRINCIPAL OFFICES 

Corporate Headquarters Transaction Systems Architects United States • Omaha 

## Business Unit Offices 

Argentina Australia Bahrain Brazil Canada France Germany Greece Italy Japan Korea Mexico The Netherlands Russia Singapore South Africa Spain United Kingdom United States 

## BOARD OF DIRECTORS 

Harlan F. Seymour Chairman of the Board • Transaction Systems Architects, Inc. Principal • HFS LLC 

Gregory D. Derkacht President and Chief Executive Officer • Transaction Systems Architects, Inc. 

Roger K. Alexander Chief Executive Officer • S2 Card Services Ltd 

John D. Curtis Attorney 

Jim D. Kever Partner • Voyent Partners LLC 

Frank R. Sanchez President • Leveraged Product Development Division • Fidelity Information Services, Inc. 

John E. Stokely President • JES, Inc. LLC 

Investor Information  A copy of the Company’s Annual Report on Form 10-K for the year ended September 30, 2004, as filed with the Securities and Exchange Commission, will be sent to stockholders free of charge upon written request to: Investor Relations Department • Transaction Systems Architects, Inc. • 224 South 108th Avenue • Omaha, Nebraska 68154 

Transfer A gent Communications regarding change of address, transfer of stock ownership or lost stock certificates should be directed to: Wells Fargo Shareowner Services • 161 North Concord Exchange • South St. Paul, Minnesota 55075 

Stock Listing The Company’s common stock trades on the NASDAQ Stock Market ® ‚ under the symbol TSAI. 

Annual Meeting The Annual Meeting of Shareholders will be held at 10:00 a.m. on Tuesday, March 8, 2005 at the Marriott Hotel • 10220 Regency Circle • Omaha, Nebraska 

Independent Public Accountants KPMG LLP • Two Central Park Plaza • Suite 1501 • Omaha, Nebraska 68102 

