Additional Listing

Byotrol PLC
06 August 2007

                          Byotrol plc (the 'Company')

                               Additional Listing


The Board announces that following the exercise of warrants 275,000 ordinary
shares in the Company have been issued.


Accordingly, application has been made for 275,000 new ordinary shares to be
admitted to trading on AIM and it is expected that admission will take place on
10 August 2007.


The new ordinary shares will rank pari passu with the existing shares of the
Company. Following this allotment, the total issued share capital of the Company
will increase to 44,469,877 ordinary shares.



6 August 2007


Enquiries:

Charles Stanley Securities             020 7149 6000
Philip Davies




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