Scottish and Southern Energy (SSE) is a large energy supplier in the UK belonging to the Big Six key players in the gas and electricity markets. It is headquartered in Scotland and began as the Southern Electric Board in 1947. It is the second-largest UK energy company following British Gas.
Owned by one of the largest companies in the world, Scottish Power has gained significant traction in the energy industry to become one of the Big Six, UK’s major energy suppliers holding the most market shares in the current landscape. It is part of the Iberdrola Group, a Spanish powerhouse in wind energy worldwide.
The privatisation of the electricity market led to the National Power first trading in 1990. After several names and ownership changes, Npower was acquired by German-owned RWE and continued to make significant strides in the industry. It is one of the Big Six suppliers majorly owned by another large energy firm E.ON, although operations remain separate as of writing.
E.ON is a global utility company belonging to the UK’s Big Six, or the six major energy suppliers in the country. Headquartered in Essen, Germany, E.ON acquired UK energy firm Powergen back in 2002 and planted its roots in the markt. It now flits between being the 2nd and 3rd largest supplier among the Big Six.
EDF Energy is an integrated energy firm subsidiary to the French state-owned EDF (Electricité de France) belonging to the Big Six energy suppliers in the UK. Created in 2003, it claims to produce the most substantial amount of low-carbon electricity in the industry today.
National gas and electricity firm Bristol Energy has unveiled three new green energy tariffs that could contribute significantly to the city’s net-zero carbon target by 2030.