Directorate Change

Catalyst Media Group PLC
01 June 2007


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

                                 Board Changes                                  

Catalyst is pleased to announce the appointment to the Board of Mark Hawtin,
Melvin Lawson and Christopher Mills as Non-Executive Directors with effect from
1 June 2007.

Mark Hawtin is a partner of Marshall Wace LLP, one of Europe's leading hedge
fund managers with more than $12 billion under management. Through The Eureka
(Euro) Fund Limited, Marshall Wace LLP has an interest in 601,011,717 ordinary
shares of 0.1p each in the Company ('Ordinary Shares') representing 21.36% of
the entire issued share capital.

Melvin Lawson is a director of a number of private companies involved in house
building and commercial property investment. He is managing director of A
Beckman plc, a company formerly listed on the London Stock Exchange and is a
non-executive director of Telecom Plus plc. Mr Lawson has an interest in
181,548,621 Ordinary Shares representing 6.45% of the entire issued share
capital. In addition, Singer & Friedlander Investment Management Limited
('Singer') has an interest in 119,699,215 ordinary shares representing 4.25%.
For the purposes of the Takeover Code, Mr Lawson and Singer are deemed to be
acting in concert and therefore together own 10.7% of the Company.

Christopher Mills is chief investment officer of J O Hambro Capital Management
Limited, which he joined in 1993. Mr Mills is also chief executive and
investment manager of North Atlantic Smaller Companies Investment Trust PLC (a
UK listed investment trust) and a director and investment manager of Oryx
International Growth Fund Limited. He is a member and chief investment officer
of North Atlantic Value LLP, which is interested in 225,000,000 Ordinary Shares
representing 7.99% of the entire issued share capital of the Company. Prior to
joining the J O Hambro Capital Management group he worked from 1975 to 1993 for
Samuel Montagu Limited, Montagu Investment Management Limited, and its successor
company, Invesco MIM.

In addition, the Company announces that Sir David Frost O.B.E is stepping down
from the Board as a Non-Executive Director on 31 May 2007. The Board would like
to record their thanks for Sir David's insurmountable support and commitment
over recent years, and wish him well in all his current and future endeavours.

In accordance with paragraph (g) of Schedule Two of the AIM Rules, the following
information in relation to each of the new appointees to the Board of Catalyst,
is disclosed below:

Mark Barrie Hawtin, aged 44

Current directorships and partnerships   Past directorships and partnerships    

Marshall Wace Asset Management Limited   27 The Little Boltons Limited          
Marshall Wace LLP                                                               
The Wigmore Hall Trust                                                          
 

Melvin Anthony Lawson, aged 48

Current directorships and partnerships   Past directorships and partnerships     
  
A. Beckman Public Limited Company        Beckman Property Developments Limited   
                                         (dissolved)                             
AB Group Limited                         Berongroom Limited (dissolved)          
Bantent Limited                          Merondene Limited (dissolved)           
Baywork Limited                          SMJ Design Limited (dissolved)          
Beckman Property Investments Limited     Steadfield Limited (dissolved)          
Belgravia Homes Limited                                                         
Boostmarket Limited                                                             
Bradsett Limited                                                                
Brytron Limited                                                                 
Deynacourt Limited                                                              
Holbond Limited                                                                 
Homeshire Limited                                                               
ICE Design Limited                                                              
Lakeplace Limited                                                               
Lakesystem Limited                                                              
Lockston Developments (Woolwich)                                                
Limited                                                                         
Primister Limited                                                               
Rosesite Limited                                                                
Rushden Warehouse Limited                                                       
Telecom Plus Plc                                                                
Valbond Management Limited                                                      
 

Christopher Harwood Bernard Mills, aged 54

Current directorships and partnerships   Past directorships and partnerships    
                                                                                
Alliance One Inc.                        Aberdeen Park Investments Limited      
                                         (dissolved)                            
American Opportunity Trust Plc           Calenden Limited                       
Autotag Limited                          Cellu Tissue Inc.                      
Baltimore Capital PLC                    Compass Plastics & Technologies Inc.   
Baltimore Technologies Management        Craftbutton Limited                    
Services Limited                                                                
Baltimore Technologies Software          Critical Care Concepts Inc.            
(Holdings) Limited                                                              
Boostcareer Limited                      Denison International Limited          
BPE Holdings Limited                     Executive Air Support Inc.             
Castle Acquisitions plc                  HCG Corporate Advisers Limited         
                                         (dissolved)                            
Consolidated Venture Finance Limited     Hi-Tech Inc.                           
Cross Border Limited                     J O Hambro Capital Management (America)
                                         Limited (in liquidation)               
Cross-Border Publishing (London)         J O Hambro Conning Grimston Limited    
Limited                                  (Dissolved)                            
Cross-Border Publishing Limited          LESCO Inc.                             
Darby Group Limited                      Lindley Catering Limited               
Deepenhart Limited                       Lonrho Plc                             
Dowding and Mills Limited                Magic Seasoning Blends Inc.            
DM Technical Services Limited            Master Distributors Holdings Limited   
                                         (in liquidation)                       
Further Signed Limited                   Mister Carwash Inc                     
GEI Group Limited                        NASCIT1 Limited (dissolved)            
Glass America Inc.                       NASCIT2 Limited (dissolved)            
Growth Financial Services Limited        Nationwide Accident Repair Services    
                                         Plc                                    
Hampton Trust Plc                        Nationwide Security Group Plc          
                                         (dissolved)                            
Hampton Investment Properties Limited    Oak Industries Inc.                    
Hampton Land & Estates Limited           Paramount Limited                      
Inspired Gaming Group Plc                PNC Telecom Plc                        
Izodia Plc                               PS Group Holdings Inc.                 
Jaffer Holdings Corp                     Telecityredbus Limited (formerly known 
                                         as Redbus Interhouse Plc)              
J O Hambro Capital Management Group      Renowned Holiday Villages Limited      
Limited                                                                         
J O Hambro Capital Management Limited    Ryder Court Investments Limited        
Jarvis Porter Group PLC                  Sajar Plastics Inc.                    
Jarvis Porter (Property Holdings)        Santa Maria Foods Inc.                 
Limited                                                                         
JOHCM Alternative Investments LLP        Stanelco Plc                           
Jubilee Investment Trust plc (in         Texas Sterling Construction L.P.       
members' voluntary liquidation)                                                 
Langley Park Investment Trust plc        The Hartstone Group Limited            
                                         Tinopolis plc                          
London Trust Productions Limited         Tweedwind Limited                      
LOT Limited                              Tweedwind (Two) Limited                
Mid-States Plc                           United Industries plc (in              
                                         administration)                        
Motherwell Bridge Limited                Versatile Group Limited (dissolved)    
Mount Street Properties Limited          XN Checkout Holdings Limited (formerly 
                                         Checkout Holdings Limited).            
North Atlantic Smaller Companies         Zergo Consultants Limited (Dissolved)  
Investment Trust Plc                                                            
North Atlantic Value LLP                                                        
Orthoplastics Limited                                                           
Primesco Inc.                                                                   
Progeny Inc.                                                                    
Second London American Trust Plc (in                                            
members' voluntary liquidation)                                                 
Sirvis IT plc                                                                   
Sterling Construction Inc.                                                      
Trident North Atlantic Fund                                                     
VTR plc                                                                         
W-H Energy Services Inc.                                                        
Worldport Communications Inc.                                                   


Receivers were appointed to Versatile Group Limited (reg. no. 03303164) of which
Christopher Mills was a director, and its subsidiaries Versatile Projects
Limited and Castle Finance Limited by Bank of Scotland who had charges and cross
guarantees supporting a debt of £2.04 million in addition to which the group had
net liabilities of in excess of £700,000 to unpaid creditors. Versatile Group
Limited was dissolved under section 652 of the Companies Act 1985 on 15 May
2001.

Receivers were appointed to Nationwide Security Group Limited, of which
Christopher Mills was a director, on 16 February 2000 and realised sufficient
assets to repay all creditors and make a small distribution.

Administrators were appointed to PNC Telecom Plc on 23 June 2003 and the
administration order was discharged (and PNC Telecom Plc resumed business) on 15
January 2004. Christopher Mills was a director of PNC Telecom Plc until his
resignation on 3 February 2003.

The other companies referred to above as dissolved or in liquidation were not
insolvent.

Other than as detailed above there is no further information to be disclosed
pursuant to paragraph (g) of Schedule Two of the AIM Rules.

Enquiries, please contact:

Catalyst Media Group plc                                                        
Michael Rosenberg                                                               
Tel: [phone]                                                            

 



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