Caledonia Regulatory News (CLDN)

Caledonia Investments plc

Total voting rights and capital

In accordance with Rule 5.6.1 of the Financial Conduct Authority's Disclosure Guidance and Transparency Rules (the "DTRs"), Caledonia Investments plc ("Caledonia") notifies the market that, as at 30 September 2025, Caledonia's issued share capital included 525,108,917 ordinary shares of 0.5p each with voting rights. No ordinary shares were held in treasury.

The above figure of 525,108,917 ordinary shares may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interests in, or changes to their interests in, Caledonia under the DTRs.

Enquiries:

Alex Pollard

Senior Assistant Company Secretary

Caledonia Investments plc

Tel: + 44 20 7802 8080

1 October 2025

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