SIMEC Atlantis Energy Limited

Capital/Financing Update • Nov 20, 2025

National Storage Mechanism | Additional information

RNS Number : 2671I

Ampeak Energy Limited

20 November 2025

20 November 2025

AMPEAK ENERGY LIMITED

("Ampeak Energy" or the "Company")

CCR funding completed

Ampeak Energy is pleased to advise that it has received the final tranche of £3.5m of the £8.5m loan from Cardiff Capital Region ("CCR"), first announced on 16th April 2025.

The final payment was made following the receipt of planning permission, as announced on 1 October 2025, and the expiry of the Judicial Review period for the AW2 battery storage project.

Ampeak Energy will utilise these funds to further accelerate the delivery of its exciting pipeline of battery storage projects.

For further information, please contact:

Ampeak Energy Sean Parsons	+44 (0)7739832446
Strand Hanson Limited (Nominated and Financial Adviser) Richard Johnson Rory Murphy David Asquith	+44 (0)20 7409 3494
Zeus Capital Limited (Broker) Louisa Waddell Simon Johnson	+44 (0)20 3829 5000

Notes to Editors

Ampeak Energy is a global developer, owner and operator of sustainable energy projects. Ampeak Energy owns the world's flagship tidal stream project, MeyGen, and the Uskmouth Power Station site, which is being repurposed into a sustainable energy park that will become one of the UK's largest battery energy storage sites. www.ampeak.energy

Ampeak Energy's strategy: "Building a Sustainable Future to 2035", can be viewed here

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