Holding(s) in Company

Newmark Security PLC
06 July 2007


                              Newmark Security Plc
                                (the 'Company')

                               Holding in Company

The Company was informed on 2 July 2007 that Barclays PLC, through Barclays
Stockbrokers Limited, is interested in 26,783,399 ordinary shares in the capital
of the Company, representing 5.97 per cent. of the issued voting share capital
of the Company.




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