Thermal Engineering, for instance in the decommissioning of coal-fired plants in South Africa :the country's energy policy makes provisions for the closure of 12 GW of coal-fired stations between now and 2030. On 8 October 2018, EDF, world's leading electricity company, and GIBB, a major engineering player in Africa signed agreements for EDF to invest in GIBB Power, a subsidiary company of GIBB Engineering and Architecture specialising in engineering in the energy sector.