SSE (SSE PLC) is a British company engaged in energy and gas production and distribution. SSE operations span across the UK and Ireland. Their business is divided into three key segments: Networks, Retail, and Wholesale. The company's head office is based in Perth, Scotland, the United Kingdom. SSE makes the list of the six leading energy companies working throughout the UK. SSE share price information: SSE shares are traded on the London Stock Exchange (LSE). The company constitutes the FTSE 100 index. Follow Capital.com to stay updated on SSE quote.