Net Asset Value(s)

Caledonia Investments plc

Unaudited net asset value per share at 31 May 2013

Caledonia Investments plc ("Caledonia") announces that its unaudited diluted net asset value ("NAV") per share as at 31 May 2013, calculated on a cum-income basis, was 2308p.

Enquiries

Caledonia Investments plc

Will Wyatt (Chief Executive)

Stephen King (Finance Director)

Tel: +44 20 7802 8080

Tulchan Communications

Peter Hewer

Michelle Clarke

Tel: +44 20 7353 4200

6 June 2013

END

The monthly reported NAV per share, together with performance statistics and information on the valuation of principal investments, is available on Caledonia's website at www.caledonia.com. Neither the contents of the company's website nor the contents of any website accessible from hyperlinks on the company's website (or any other website) is incorporated into, or forms part of, this announcement.