Transaction in Own Shares

Caledonia Investments plc

Transaction in own shares

Caledonia Investments plc ("the Company") announces that on 24 May 2013 it purchased from Winterflood Securities Limited 26,864 of its own ordinary shares of 5p each at an average price of 1868.00 pence per share. The purchased shares will be cancelled.

Following the above purchase, the Company's issued share capital includes 56,101,017 ordinary shares of 5p each with voting rights.

For further information, please contact:

Krista Burwood

Deputy Company Secretary

Caledonia Investments plc

Telephone +44 20 7802 8080

24 May 2013

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