Transaction in Own Shares

Marston's PLC
22 August 2007

                                 Marston's PLC



                             Purchase of own shares




Marston's PLC announces that it has purchased the following number of its
ordinary shares of 7.375p each on the London Stock Exchange via UBS Investment
Bank.



Date of purchase:                               21/08/2007

Number of ordinary shares purchased:            300,000

Highest price paid per share:                   338.25p

Lowest price paid per share:                    328.375p

Volume weighted average price per share:        332.6529p





Marston's PLC intends to hold these shares as treasury shares. Following the
above purchase, Marston's PLC holds 29,435,339 ordinary shares as treasury
shares and has 283,119,937 ordinary shares in issue (excluding treasury shares).




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