Directorate Change

Centrica PLC
                  

21 July 2005

Centrica appoints non-executive director

Centrica plc is pleased to announce that Andrew Mackenzie is to be appointed a
Non-Executive Director of the company, effective 1 September 2005. Mr Mackenzie,
who is Chief Executive of the Industrial Minerals Division of Rio Tinto, will
also become a member of the company's Audit Committee.

Roger Carr, Chairman of Centrica said: 'The appointment further strengthens and
complements the composition of the Board. Andrew, who holds a PhD in Geology and
Chemistry and is a member of the Executive Committee of Rio Tinto, has very
considerable wide-ranging international experience, having previously held a
number of senior exploration and production roles at BP. He will add material
global upstream experience in our decision making as we implement our strategy
on energy and related services both in the UK and overseas.'

Note: There are no disclosures to be made under paragraph of 9.6.13 R (2) - (6)
of the Listing Rules.

Enquiries:

Centrica Investor Relations 01753 494900

Centrica Media Relations 01753 494085