Holding in Company

Mondas PLC
2 May 2001



                                    Embargoed until 7.00 a.m. on 2nd May, 2001



                          MONDAS PLC ('the Company')


                  Notification of Major Interests in Shares




The Company has today been notified that Michael Lucas is interested in
604,377 Ordinary Shares representing 3 per cent. of the Company's issued share
capital, following various share purchases completed during the week ended
27th April, 2001.



The names of the registered holders are as follows:


Michael K Lucas                                                  402,189 shares
Barbara J Lucas                                                  116,196 shares
M K Lucas Discretionary Trust                                     85,992 shares



Sally Johnson

Company Secretary