Directorate Change

Catlin Group Limited
12 July 2005


                  MICHAEL HARPER, JEAN CLAUDE DAMERVAL TO JOIN 
                    CATLIN GROUP LIMITED BOARD OF DIRECTORS

HAMILTON, Bermuda - Catlin Group Limited ('CGL': London Stock Exchange), the
international speciality property/casualty insurer and reinsurer, announces the
appointment of two independent non-executive directors, Michael Harper and Jean
Claude Damerval, with effect from 14 July 2005.

Michael Harper was formerly chief executive of Kidde plc and held senior roles
at both Kidde and at Vickers plc. He is currently non-executive chairman of The
Vitec Group plc and a non-executive director of Umeco plc, Ricardo plc and BBA
Group plc. The Catlin Board intends to designate Mr Harper as its senior
independent director, as defined in the Combined Code.

Jean Claude Damerval is an independent financial consultant based in Bermuda,
specialising in international transactions in the insurance/reinsurance and
asset management sectors. He was formerly group controller, group managing
director and CEO for international operations for AXA Group. He currently 
serves as a director of Scottish Re Group Limited, a Bermuda based global life
reinsurance company.

Catlin also announces that John Marion, who has served as a non-executive
director since March 2004, will step down from the Board with effect from 14
July 2005.

Sir Graham Hearne, chairman of Catlin Group Limited, said:

'I am delighted to welcome Michael Harper and Jean Claude Damerval to the
Catlin Board. Both Michael and Jean Claude have had impressive careers in the
international business arena, and the Catlin Board will be greatly enhanced by
their expertise and independent viewpoints. I would also like to thank John
Marion for his service as a non-executive director during the Catlin Group's
important first year as a listed company.'

                                     - ends-

For more information contact:

Media Relations:
James Burcke,                           Tel:        [phone]
Head of Communications, London          Mobile:     [phone]
                                        Email:      [e-mail]

Liz Morley,
The Maitland Consultancy                Tel:        [phone]
                                        E-mail      [e-mail]

Investor Relations:
William Spurgin,                        Tel:        [phone]
Head of Investor Relations, London      Mobile:     [phone]
                                        Email:      [e-mail]

Notes:

1.    The Catlin Group, headquartered in Bermuda, is an international specialist
      property/casualty insurer and reinsurer writing more than 30 classes of 
      business worldwide. Catlin wrote gross premiums of US$1.43 billion and 
      reported record net income of US$154.1 million in 2004. Catlin shares are 
      traded on the London Stock Exchange (ticker symbol: 'CGL').

2.    The Catlin Group operates three underwriting platforms:

      • The Catlin Syndicate at Lloyd's of London (Syndicate 2003). The Catlin
        Syndicate is the eighth largest syndicate at Lloyd's based on 2005 
        premium capacity of £500 million. It is a recognised leader of numerous 
        classes of specialty insurance and reinsurance. Over the past 20 years, 
        the Catlin Syndicate and its predecessors have consistently  
        outperformed the Lloyd's market as a whole.


      • Catlin Bermuda (Catlin Insurance Company Ltd.). Catlin Bermuda began
        underwriting in 2002 and writes property treaty and casualty treaty
        reinsurance and property and casualty insurance for US risks on a 
        surplus lines basis.


      • Catlin UK (Catlin Insurance Company (UK) Ltd.). Catlin UK specialises 
        in writing commercial property, general liability, professional 
        indemnity, directors' and officers' liability and commercial crime 
        insurance for UK clients. It also writes other classes of business 
        written by the Catlin Syndicate.


      All three Catlin underwriting platforms have a financial strength rating 
      of 'A' (Excellent) from A.M. Best Company.

      The Catlin Group also operates subsidiaries located in Houston and New 
      Orleans in the US, as well as in the UK, Guernsey, Canada, Germany, 
      Belgium, Singapore, Malaysia and Australia. These subsidiaries, which 
      underwrite on behalf of Catlin's underwriting platforms, allow Catlin to 
      work more closely with local clients and their brokers.

3.    The Catlin Group's website can be found at www.catlin.com.



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