Eighth Consent Requests and STID Proposal

Thames Water Utilities Finance plc

2 March 2026

Eighth Consent Requests and STID Proposal relating to Super Senior Issuer Funding

Thames Water Utilities Limited ("TWUL") announced today that TWUL and Thames Water Super Senior Issuer plc have launched an eighth set of consent requests and a STID Proposal in parallel, both relating to the continued availability of the super senior issuer funding. This announcement can be found here:

https://www.londonstockexchange.com/news-article/AW14/eighth-consent-requests-and-stid-proposal/17483642

For further information

Investor enquiries

Fred Maroudas - Director of Corporate Finance debt.investorrelations@thameswater.co.uk

Media enquiries

Suvra Jans - Head of Media Relations 07747 640810

Suvra.jans@thameswater.co.uk

Alex Simmons thameswater@edelmansmithfield.com

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