Holding(s) in Company

Catalyst Media Group PLC
12 September 2005


12 September 2005

               Catalyst Media Group plc ('Catalyst' or 'the Company')

                                Holding in Company

The Company was notified on 9 September 2005, that as at 1 September 2005, 
Gartmore Investment Management Plc has an interest in 83,412,119 ordinary shares 
of 1p each in Catalyst, representing 13.363% of the issued ordinary share capital 
of the Company.

The beneficial owners of the shares are as follows:

Beneficial Owner                                                     Number of
                                                                   shares held
Gartmore Fund Managers Ltd A/C Gartmore UK & Irish
Smaller Companies                                                   27,918,876
Gartmore Sicav Pan Euro Smaller Companies Fund                         173,291
Gartmore Smaller Companies Trust Plc                                 6,444,758
Gartmore Growth Opportunities Plc                                    2,824,355
Strathclyde Pension Fund                                            13,104,960
The Alphagen Volantis Fund Limited                                  29,164,331
The Gartmore Limited Issue UK Small Cap Fund Ltd                     2,428,468
Gartmore Absolute Growth and Income Trust Plc (Growth)               1,353,080
                                                                ----------------
                                                      Total         83,412,119
                                                                ----------------

END




                      This information is provided by RNS
            The company news service from the London Stock Exchange