Ampeak Energy Limited is a renewable energy company. It is incorporated in Singapore, but its operational headquarters are in Edinburgh, Scotland, United Kingdom. Initially, it was a developer of the tidal power turbines and projects, but after becoming a part of GFG Alliance it has expanded its business to also include waste-to-energy, hydropower, and battery energy storage. The tidal turbine development was split out to Proteus Marine Renewables in 2022. Wikipedia