Notice of Results

Costain Group PLC
26 March 2002

                               COSTAIN GROUP PLC

                         Preliminary results announcement


Costain Group plc will be announcing its preliminary results for the year ending
31 December 2001 on Wednesday, 27 March 2002.

There will be an analyst presentation commencing at 9.30am at College Hill, 78
Cannon Street, London, EC4N 6HH.


                                                                   26 March 2002


ENQUIRIES:

Costain Group plc                                              Tel: [phone]
Graham Read, Public Relations

College Hill                                                  Tel: [phone]
Mark Garraway                               Email: [e-mail]
Lisa Pearson                                 Email: [e-mail]


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