Holding(s) in Company

To: Companies Announcement Office

FOR IMMEDIATE RELEASE

11 May 2012

Bioquell PLC

Holding in Company

In accordance with the Listing Rules of the Financial Services Authority, Bioquell PLC ("Bioquell") announces that it has been informed by Caledonia Investments Plc that it has sold Bioquell ordinary shares ("Shares") such that its holding currently comprises 3,862,500 Shares, representing approximately 9.25% of Bioquell's issued ordinary share capital.

Ends

Enquiries:

Georgina Pope

Bioquell PLC

01264 835 900