Total Voting Rights

Byotrol PLC
28 September 2007



                            Byotrol Plc ('Byotrol')

                              Total Voting Rights

In accordance with the Financial Services Authority's Disclosure and
Transparency Rules, the total number of ordinary shares of 0.25p of Byotrol in
issue as at the date of this notice is 44,662,335 with each share carrying the
right to one vote.

The above figure may be used by shareholders as the denominator for the
calculations by which they will determine if they are required to notify their
interest in, or a change to their interest in Byotrol, under the Disclosure and
Transparency Rules.

28 September 2007

Contact:

Charles Stanley Securities
(Nominated Adviser and Broker)
Adam Sumner                                                Tel [phone]








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