Triodos Renewables – an arm of the Netherlands' Triodos Bank – already owns and operates 53MW of renewables capacity, mostly wind, with 11 projects in the UK and four more under construction.

According to Matthew Clayton, executive director of Triodos Renewables, the fund's ambition is to have 125MW operating by 2020.

"We are focused both on the UK and the European market, on solar and onshore wind, with an investment size of between £1m and £10m [$1.57m-15.7m]