Additional Listing

18 May 2006

                                 PipeHawk plc                                  

                         ("PipeHawk" or the "Company")                         

                              Additional Listing                               

The Company has made an application for 230,000 Ordinary Shares to be admitted
to trading on AIM following the exercise of 230,000 warrants. The warrants were
granted by the Company to a provider of services in March 2005. Dealings in the
new Ordinary Shares are expected to commence on 25 May 2006.

Following the issue of these shares the Company will have 26,683,808 Ordinary
Shares in issue.

For enquiries:

PipeHawk plc                                                  Tel: [phone]
                                                                               
Gordon Watt (Executive Chairman)