Ampeak Energy Ltd (Ticker: SMAYF) develops, owns, and operates sustainable energy projects, primarily focused on battery energy storage systems (BESS) and tidal stream generation in the United Kingdom. The company offers battery storage solutions including the AW1 BESS project (120MW/480MWh, in partnership with EDF Energy), the AW2 BESS project (250MW/1250MWh, in joint venture with Econergy International Ltd), the Mey BESS project (up to 1.2GWh), and additional capacity at the Uskmouth Sustainable Energy Park (capable of supporting circa 3.5GWh total); tidal power generation through its flagship MeyGen project in Scotland's Pentland Firth, which has produced over 90% of the UK's annual tidal output; project development, management, consulting, and financial services; and power generation across battery storage, tidal stream, and related renewable segments.
Incorporated in 2005 and headquartered in Edinburgh, Scotland (with operations registered in Singapore), Ampeak Energy targets the UK's renewable energy market to support Net Zero targets, serving utilities, grid operators, and communities through large-scale infrastructure in Wales and Scotland.
In recent developments, the company changed its name from SIMEC Atlantis Energy Limited to Ampeak Energy Limited in August 2025; completed an £8.5 million loan from Cardiff Capital Region (with the final £3.5 million tranche received in late 2025 following planning approval for AW2); achieved financial close and hosted a groundbreaking ceremony for the AW1 project (targeting Q1 2027 operations); secured planning permission for the AW2 project in October 2025; entered a joint venture for AW2 co-development; raised additional funding including $11.3 million in new capital; and hosted a 2025 Investor Day showcasing its 4.3GWh BESS portfolio valued over £1 billion.