Mey BESS planning

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Ampeak Energy Limited has received Section 36 consent from Scottish Ministers for its Mey BESS battery storage project in the North of Scotland, which will have an installed capacity of up to 300MW/1,200MWh. This consent, subject to standard conditions, allows for the development of containerised battery units and ancillary infrastructure, with a deemed planning permission granted. The company aims for financial close on the project in 2027/2028 and an operational date by the end of 2029, leveraging experience from its 240MWh AW1 project at Uskmouth. The Mey BESS Project contributes to Ampeak Energy's portfolio of 2.93 GWh of consented battery storage projects.

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Ampeak Energy Limited

19 January 2026

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AMPEAK ENERGY LIMITED

("Ampeak Energy" or the "Company")

Mey BESS Consent

Ampeak Energy is pleased to announce that it has today received notification from the Energy Consents Unit that Scottish Ministers have granted Section 36 consent ("Consent") for the Company's Mey BESS battery storage project in the North of Scotland (the "Mey BESS Project").

The Consent permits the development of a battery energy storage facility with an installed capacity of up to 300MW/1,200MWh, comprising containerised battery units and ancillary infrastructure. The Consent is subject to standard conditions and is accompanied by deemed planning permission under Section 57(2) of the Town and Country Planning (Scotland) Act 1997.

Ampeak Energy is working towards achieving financial close on the Mey BESS Project in 2027/2028, with an operational date targeted for end of 2029, in line with the current grid connection programme. The Company will leverage its expertise, learnings and relationships gained from financially closing and building the 240MWh AW1 project at Uskmouth into delivering the Mey BESS Project.

The Mey BESS Project, along with Ampeak Energy's battery projects at Uskmouth, Wales, represents a portfolio of 2.93 GWh of consented battery storage projects.

Graham Reid, Ampeak Energy CEO, commented:

"This is another milestone for the business and a great way to start the year. Building on our experience and success at Uskmouth and demonstrating our ability to apply that to other projects is a testament to the team and puts us in a very good position as we continue to expand our portfolio."

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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