Pennon Group PLC

Report Publication Announcement • Jun 10, 2024

Pennon Group plc

Peninsula House Rydon Lane Exeter Devon, England EX2 7HR

www.pennon-group.co.uk

10th June 2024

Dear Shareholder

Annual Report and Accounts 2024 (the 'Annual Report 2024') and Annual General Meeting (the 'AGM')

I am pleased to notify you that the Company's Annual Report 2024 has been published and can be viewed on our website at www.pennon-group.co.uk/ investor-information/reportsandpresentations.

In addition, the Notice of Meeting for our Annual General Meeting (the 'AGM Notice') has also been published and can be viewed on our website at www.pennon-group.co.uk/investor-information/shareholder-services.

Annual General Meeting 2024

The AGM will take place on Wednesday 24th July 2024 at Peninsula House, Rydon Lane, Exeter, EX2 7HR at 10.00am. Further details about registration of attendance, live webcast, safety and security arrangements, asking questions and voting at the meeting can be found in the AGM Notice.

Yours sincerely,

Andrew Garard Group General Counsel and Company Secretary Pennon Group plc