Holding(s) in Company

Byotrol plc
                  

Byotrol plc ( The 'Company')

Holding In Company

The Company was informed on 19 January 2006 by Shires Smaller Companies plc
('Shires') that its Glasgow Fund Managers as managers of Shires Smaller
Companies plc and the Glasgow Integrated Pension Scheme Exempt Fund has a
notifiable interest in 1,800,000 ordinary shares of Byotrol plc, representing
5.16% per cent of the Company's issued ordinary share capital of 34,872,849
shares.


Financial calls to 

Oli Rayner
Merchant Capital 
0207 332 2200