Deals Counterparts

Investment in 240MWh battery storage facility at Uskmouth Sustainable Energy Park

Investment Battery Storage announced Newport, Wales Aug 8, 2025
240 MWh
Capacity
construction
Stage
AW1
Project

Simec Atlantis Energy Limited (SAE) received investment to support the construction of a 240MWh battery storage facility at the Uskmouth Sustainable Energy Park (USEP) in Wales, with the potential to scale to 480MWh. The AW1 project is owned and being constructed by AW1 Energy Storage Limited (AWES).

Deal Analysis

Simec Atlantis Energy (SAE) has secured investment for the construction of a 240MWh battery storage facility at the Uskmouth Sustainable Energy Park (USEP) in Wales, undertaken by AW1 Energy Storage Limited (AWES). This investment supports the AW1 project and signals continued momentum in the development of USEP as a hub for sustainable energy solutions. The project has the potential to scale to 480MWh, indicating a long-term vision for energy storage capacity at the site. While the specific value of the investment remains undisclosed, the commitment underscores the growing importance of battery storage in supporting renewable energy integration and grid stability. SAE's involvement as a global developer, owner, and operator of sustainable energy projects lends credibility to the project. The development of this battery storage facility aligns with broader efforts to enhance energy security and reduce reliance on fossil fuels. The project's location in Wales further contributes to the region's growing role in the UK's energy transition. The successful completion and scaling of the AW1 project could serve as a model for similar initiatives across the UK and beyond.
  • Investment in a 240MWh battery storage facility with potential to scale to 480MWh.
  • Project located at the Uskmouth Sustainable Energy Park (USEP) in Wales.
  • Simec Atlantis Energy (SAE), a global sustainable energy developer, is involved.
  • AW1 Energy Storage Limited (AWES) is constructing the AW1 project.
Market Context: The battery storage sector is experiencing rapid growth, driven by the increasing deployment of renewable energy sources and the need for grid stabilization. The UK market, in particular, is seeing significant investment in battery storage projects to support its ambitious decarbonization targets.

Source Intelligence

KEY DETAILS

Construction is already underway, with a contracted grid connection date of October 2026 and commercial operations expected to begin in Q1 2027. "Construction is already underway, with a contracted grid connection date of October 2026 and commercial operations expected to begin in Q1 2027."

Capacity
construction of a 240MWh battery storage facility at the Uskmouth Sustainable Energy Park (USEP) in Wales — with the potential to scale to 480MWh
Location
construction of a 240MWh battery storage facility at the Uskmouth Sustainable Energy Park (USEP) in Wales
PPA Details
advising on the 12-year floored revenue optimisation agreement with EDF Energy Customers Limited
Announcement
8 Aug 2025
COD
commercial operations expected to begin in Q1 2027
PARTIES MENTIONED IN SOURCE
S
Simec Atlantis Energy Limited developer

"The firm has advised sustainable energy developer Simec Atlantis Energy Limited (SAE) on a landmark investment transaction to support the construction of a 240MWh battery storage facility at the Uskmouth Sustainable Energy Park (USEP) in Wales"

A
AW1 Energy Storage Limited owner

"The AW1 project, owned and being constructed by AW1 Energy Storage Limited (AWES), is SAE’s flagship battery storage initiative"

B
Burges Salmon advisor

"Burges Salmon advises Simec Atlantis Energy on flagship battery storage project at Uskmouth"

E
EDF Energy Customers Limited offtaker

"advising on the 12-year floored revenue optimisation agreement with EDF Energy Customers Limited"

C
Canadian Solar SES (UK) Ltd supplier

"The project includes supply and construction contracts with Canadian Solar SES (UK) Ltd (CSES), one of the world’s leading battery energy storage manufacturers"

J
Jones Bros. Ruthin contractor

"and a balance of plant contract with Welsh-based contractor Jones Bros. Ruthin."

high quality Enriched Feb 19, 2026

Timeline

Announced
Aug 8, 2025
Signed
Closed

Market Context

This deal is part of the Battery Storage sector in Wales.
84
Battery Storage deals
1
deals in Wales
1 of 84 Battery Storage deals tracked this month · Updated daily

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