Directorate Change

Slough Estates PLC
                  

Appointment of Thom Wernink as Non-Executive Director of Slough Estates plc

Slough Estates plc is pleased to announce that Mr. Thom Wernink has been
appointed a non-executive director with effect from 23rd May 2005.

Mr. Wernink, who is a Dutch citizen and is a very well-known figure in the Dutch
property market, is aged 59. He was until April 2005 Chairman of the European
Public Real Estate Association and was a former Chairman of Corio NV. He has a
wide experience of managing properties in Holland and other European countries.

Commenting on the appointment, Sir Nigel Mobbs said: 'We are delighted to have
Thom Wernink join the Board. His considerable experience of real estate
development and investment will be of great benefit to Slough Estates in growing
its European business.'

Notes to Editors

Thom Wernink has been working in real estate investment since 1978, latterly as
Chairman of Corio N.V. having worked at the company from 1993 to 2003. When he
joined Corio it had a Euro 500m portfolio of retail, office and industrial
properties across Europe, the US and Canada and he was responsible for
completely restructuring and increasing the portfolio of the company. He
completed the sale of the Canadian and US portfolios and used these resources
for investing in Europe, primarily in the Netherlands and France. During this
period Corio acquired Innovest and WBN and focused the business into the retail
property sector. Prior to Corio N.V. Thom Wernink worked in real estate for C.
van Zadelhoff.

Slough Estates is a leading provider of flexible business space in business
parks in Western Europe and North America, with over 1500 customers occupying
2,996,967 square metres of business space, with a total value of £3.9 billion.
Slough Estates' properties are in suburban locations in close proximity to the
main business centres, where there is long term demand for business
accommodation to serve these key economic regions. The company's main activities
are currently based around London, Brussels, Paris, Düsseldorf, San Francisco
and San Diego and the company continues to develop new business parks with the
long term objective of building shareholder value and enhancing its reputation
for quality buildings offering excellent value to customers.

www.sloughestates.com


For further information contact:

Andrew Best / Emily Bruning
Shared Value Ltd
Tel: [phone] / 5027