Keller Group Plc - Holding(s) in Company

TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN GB0004866223 Issuer Name KELLER GROUP PLC UK or Non-UK Issuer UK 2. Reason for Notification An acquisition or disposal of voting rights; An acquisition or disposal of financial instruments 3. Details of person subject to the notification obligation Name FIL Limited City of registered office (if applicable) Hamilton Country of registered office (if applicable) Bermuda 4. Details of the shareholder Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above City of registered office (if applicable) Country of registered office (if applicable) 5. Date on which the threshold was crossed or reached 12-May-2025 6. Date on which Issuer notified 13-May-2025 7. Total positions of person(s) subject to the notification obligation . % of voting % of voting rights Total of Total rights through financial both number of attached to instruments (total in % (8.A voting shares of 8.B 1 + 8.B 2) + rights held (total 8.B) in issuer of 8.A) Resulting 9.826100 0.097200 9.923300 7,145,181 situation on the date on which threshold was crossed or reached Position of 9.859400 0.769100 10.628500 previous notification (if applicable) 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares Class/Type Number of Number of indirect % of direct % of indirect of shares direct voting rights voting rights voting rights ISIN code(if voting (DTR5.2.1) (DTR5.1) (DTR5.2.1) possible) rights (DTR5.1) GB0004866223 0 7,075,184 0.000000 9.826100 Sub Total 7,075,184 9.826100 8.A 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) Type of Expiration Exercise/ Number of voting rights that may be % of financial date conve acquired if the instrument is voting instrument rsion exercised/converted rights period Sub Total 8.B1 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) Type of Expiration Exercise/conve Physical or Number of % of financial date rsion period cash voting voting instrument settlement rights rights CFD Cash 69,997 0.097200 Sub Total 8.B2 69,997 0.097200 9. Information in relation to the person subject to the notification obligation 2. Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entities (please add additional rows as necessary) Ultimate Name of % of voting rights % of voting Total of both if controlling controlled if it equals or is rights it equals or is person undertaking higher than the through higher than the notifiable financial notifiable threshold instruments threshold if it equals or is higher than the notifiable threshold FIL Limited FIL Limited 9.826100 0.097200 9.923300% FIL Limited FIL Financial 9.826100 0.097200 9.923300% Services Holdings Limited FIL Limited FIL Financial 9.826100 0.097200 9.923300% Services Holdings 2 Limited FIL Limited FIL Holdings 9.826100 0.097200 9.923300% (UK) Limited FIL Limited FIL 9.826100 0.097200 9.923300% Investments International 10. In case of proxy voting Name of the proxy holder The number and % of voting rights held The date until which the voting rights will be held 11. Additional Information 12. Date of Completion 13-May-2025 13. Place Of Completion Dublin, Ireland. Enquiries: Jamie Dearsley Company Secretarial Assistant +44 7824 584 151 Keller Group Plc LEI Number:         549300QO4MBL43UHSN10 Classification:        2.3 (Major shareholding notifications) This information was brought to you by Cision http://news.cision.com

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