EXHIBIT 21.1 SUNGARD DATA SYSTEMS INC. SUBSIDIARIES OF THE REGISTRANT NAME OF SUBSIDIARY JURISDICTION OF INCORPORATION ADS Associates, Inc./1//2/ California BancWare, Inc. /1/ Massachusetts Bi-Tech Software Inc./1/ Delaware Corbel & Co./1//3/ Florida FPH, Front & Prosoftia Holding AB/4//5/ Sweden Infinity Financial Technology, Inc./1//7/ Delaware Intelus Corporation/1/ Delaware MACESS Corporation/1/ Alabama May Consulting Incorporated/1/ Illinois Med Data Systems, Inc./1/ California Portfolio Administration Limited/5//8/ United Kingdom Renaissance Software Inc./1//5/ California Shaw Data Inc./1//9/ Delaware SIS Europe Holdings Inc./1//6/ Delaware SSI 2 Inc./1//6/ Delaware SunGard Asset Management Systems Inc./1/ Delaware SunGard Business Systems Inc./1//10/ Delaware SunGard Computer Services Inc./1/ Pennsylvania SunGard CSS Inc./1/ Delaware SunGard Dealing Systems Pty Limited/11//12/ Australia SunGard DIS Inc./1//6/ Delaware SunGard/DML Inc./1/ Delaware SunGard Finance SAS/13/ France SunGard Financial Systems Inc./1//14/ Delaware SunGard Holdings Limited/6//15/ United Kingdom SunGard Insurance Systems Inc./1/ Delaware SunGard Investment Systems Inc./1//16/ Delaware SunGard Investment Ventures, Inc./6//17/ Delaware SunGard Recovery Services Inc./1//5//18/ Pennsylvania SunGard Shareholder Systems Inc./1/ Delaware SunGard Software, Inc./4//6/ Delaware SunGard Systems International Inc./1//19/ Pennsylvania SunGard Systems Limited/8/ United Kingdom SunGard Systems Pty Limited/4//20/ Australia SunGard Trust Systems Inc./1/ North Carolina Wall Street Concepts Inc./1/ New York - ---------------------------------------------------------------------------- (1) Wholly owned subsidiary of SunGard Investment Ventures, Inc. (2) Conducts certain operations through three wholly owned foreign subsidiaries. (3) Conducts certain operations through one wholly owned domestic subsidiary. (4) Wholly owned subsidiary of SunGard Systems International Inc. (5) Conducts certain operations through two wholly owned foreign subsidiaries. (6) Not an operating company. (7) Conducts certain operations through one wholly owned domestic subsidiary and six wholly owned foreign subsidiaries. (8) Wholly owned subsidiary of SunGard Holdings Limited. (9) Conducts certain operations through two wholly owned foreign subsidiaries and SunGard Systems Limited. (10) Organized into, and conducts business under the names of, three operating divisions--SunGard Asset Management Systems ("SAMS"), SunGard Employee Benefit Systems ("SEBS") and SunGard Mailing Services. SAMS conducts certain operations through SunGard Systems Limited, and SEBS conducts certain operations through SunGard Systems Limited and SunGard Systems Pty Limited. (11) Wholly owned subsidiary of SunGard DIS Inc. (12) Conducts certain operations through three foreign sister corporations, all of which are wholly owned subsidiaries of SunGard DIS Inc. (13) Owned by SunGard Investment Ventures, Inc. and SIS Europe Holdings Inc. (14) Organized into, and conducts business under the names of, two operating divisions -- SunGard Brokerage Systems and SunGard Securities Systems. Sometimes conducts business under the names Money Management Systems, Phase3 Systems, Warrington Financial Systems and Wismer Associates. (15) Owned by SunGard Investment Ventures, Inc. and SunGard Systems International Inc. (16) Conducts certain operations through SunGard Systems Limited and SunGard Systems Pty Limited. (17) Wholly owned subsidiary of SunGard Data Systems Inc. (18) Organized into, and conducts business under the names of, two operating divisions--SunGard Recovery Services and SunGard Planning Solutions. (19) Organized into two operating divisions--SunGard Capital Markets (whose business is in the process of merging with Infinity Financial Technology, Inc. and Renaissance Software Inc. under the name "Infinity") and SunGard Futures Systems. Conducts certain operations through ten wholly owned foreign subsidiaries including FPH, Front & Prosoftia Holding AB, SunGard Systems Limited and SunGard Systems Pty Limited. (20) Conducts certain operations through one wholly owned foreign subsidiary. 2