RWE has taken a final investment decision on its largest UK storage scheme to date: the Pembroke Battery Storage project. With planning consent secured, and construction due to begin in the first half of 2026, the development represents a major step forward for Wales’ clean energy ambitions.
- Why it matters for Wales: A £200m investment announced by the First Minister at the Wales Investment Summit, signalling government and industry commitment to large-scale energy infrastructure, local opportunities and long-term renewable integration.
Read the full press release – RWE to build its largest battery energy storage facility in the UK

