[14] In April 2010, the company purchased the natural gas exploration and production assets of Hess Corporation in three areas of the United Kingdom Continental Shelf – Everest/Lomond, Easington and Bacton.

[16] In November 2017, it was announced that SSE was looking to separate from its retail subsidiary which would then merge with the Npower division of rival Innogy.

[21] In September 2019, SSE announced that it would be selling its retail business to OVO Energy: the transaction was completed in January 2020.

[22] In November 2019, SSE moved its UK business into a new Swiss holding company, confirming that it had done so following the Labour Party's pledge to take it into state ownership.

[24]In August 2021, SSE agreed to sell its 33.3% stake in gas distribution company SGN for £1.2 billion.

[27] Jointly owned with American waste management company Wheelabrator Technologies, Multifuel Energy Ltd operates multi-fuel power stations at Ferrybridge, West Yorkshire.

[31] It previously sponsored Wembley Arena in London and The Hydro in Glasgow, but the naming rights of these venues switched to OVO with the sale of its retail supply division.

[35] In September 2020, industry regulator Ofgem fined SSE £2.06 million for failing to publish information about the future availability of its generation capacity in a timely manner.