Company Story
1947 - Scottish Hydro-Electric was established by an Act of Parliament to develop and supply electricity to the Highlands and Islands of Scotland.
1990 - Scottish Hydro-Electric was privatised and listed on the London Stock Exchange.
1998 - Scottish Hydro-Electric acquired Southern Electric, a UK-based electricity distribution company.
2000 - The company changed its name to Scottish and Southern Energy plc (SSE).
2008 - SSE acquired Airtricity, a leading renewable energy company.
2010 - SSE acquired a 25% stake in the Beatrice offshore wind farm project.
2012 - SSE acquired a 50% stake in the Walney offshore wind farm project.
2015 - SSE sold its 50% stake in the Scotia Gas Networks to the Ontario Teachers' Pension Plan.
2018 - SSE agreed to merge its household energy and home services business with npower, a UK-based energy company.
2020 - SSE sold its 33.3% stake in the Stronelairg and Dunmaglass wind farms to Greencoat UK Wind plc.