Director/PDMR Shareholding

For immediate release

                                                               18 December 2006

                                  Mondas Plc                                   

                          ("Mondas" or the "Company")                          

                           Director's shareholdings                            

The Company has been notified that Peter Waller, non-executive chairman, has
today purchased 10,000 ordinary shares at 16.5p each, equivalent to 0.03 per
cent. of the issued share capital of the Company. Mr Waller is now beneficially
interested in 118,000 ordinary shares, equivalent to 0.32 per cent. of the
issued ordinary share capital of the Company.

Enquires:

Mondas Plc                                                                     
                                                                               
Ian Selby                                                    Tel: [phone]
                                                                               
John East & Partners Limited                                                   
                                                                               
Simon Clements                                               Tel: [phone]