29 September 2026

Johnson Service Group PLC ("JSG" or the "Company")

Transaction in Own Shares

The Company announces that in the period from 21 September 2026 to 25 September 2026 it has purchased the following number of its ordinary shares of 10 pence each through Investec Bank plc as part of the buyback programme which was announced by the Company on 7 May 2026 (the “Programme”).

Ordinary Shares

.

The Company intends to cancel the purchased shares.

In accordance with Article 5(1)(b) of Market Abuse Regulation (EU) No 596/2014 (as it forms part of the law of the United Kingdom by virtue of the European Union (Withdrawal) Act 2018, as implemented, retained, amended, extended, re-enacted or otherwise given effect in the United Kingdom from 1 January 2021 and as amended or supplemented in the United Kingdom thereafter) a full breakdown of the individual trades made by Investec Bank plc on behalf of the Company as part of the Programme can be found at:

http://www.rns-pdf.londonstockexchange.com/rns/5587W_1-2026-9-28.pdf

END

For further information:

Johnson Service Group PLC                                                                Tel: 01928 704 600

Peter Egan, Chief Executive Officer Ryan Govender, Chief Financial Officer