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                                                                      EXHIBIT 21

                SUBSIDIARIES OF COMPUTER TASK GROUP, INCORPORATED
                -------------------------------------------------



     The following is a list of all of the subsidiaries of the Registrant as of
December 31, 1998. All financial statements of such subsidiaries are included in
the consolidated financial statements of the Registrant, and all of the voting
securities of each subsidiary are wholly-owned by the Registrant:



                                                                                         State/Country
                                                                                         or Jurisdiction
                                                                                        of Incorporation
                                                                                        ----------------
                                                                                    
- -    Computer Task Group of Delaware, Inc.                                              Delaware
- -    CTG Services, Inc.                                                                 New York
- -    Computer Task Group (Holdings) Ltd.                                                United Kingdom
- -    Computer Task Group of Kansas, Inc. (a subsidiary                                  Missouri
     of Computer Task Group (Holdings) Ltd.)
- -    Computer Task Group of Canada, Inc.                                                Canada
- -    Computer Task Group International, Inc.                                            Delaware
- -    Computer Task Group Europe B.V. (a subsidiary                                      The Netherlands
     of Computer Task Group International, Inc.)
- -    Computer Task Group (U.K.) Ltd. (a subsidiary                                      United Kingdom
     of Computer Task Group Europe B.V.)
- -    Computer Task Group Nederland B.V. (a subsidiary                                   The Netherlands
     of Computer Task Group Europe B.V.)
- -    Computer Task Group Belgium N.V. (a subsidiary                                     Belgium
     of Computer Task Group Europe B.V.)
- -    Rendeck Macro-4 Software B.V. (a subsidiary                                        The Netherlands
     of Computer Task Group Europe B.V.)
- -    Computer Task Group of Luxembourg S.A. (a subsidiary                               Luxembourg
     of Computer Task Group Europe B.V.)