Construction of civil engineering works; construction and maintenance services related to civil engineering; construction of electrical infrastructure; installation, maintenance, overhaul, and repair of power and energy generation equipment, equipment, and installations; installation, maintenance, and repair of energy conversion equipment, power plants, wave energy conversion equipment, and wave power plants; installation, maintenance, and repair of electric lighting equipment; installation, maintenance, and repair of power plants and networks; installation, maintenance, and repair of inverters, batteries, and electrical connection equipment for solar energy systems; installation, repair, and maintenance of power plant equipment; maintenance of electrical power generation equipment and installations; maintenance, overhaul, and repair of electrical power generation installations and equipment; Maintenance and repair of electric charging stations and electric lighting equipment

Electrical engineering apparatus testing; electrical engineering apparatus testing for certification purposes; engineering product design and development; engineering; telecommunications engineering; power plant engineering; engineering research; engineering appraisals; architectural and engineering services; industrial engineering advisory services; mining engineering consulting services; industrial engineering consulting services; civil engineering drawing services; design services relating to civil engineering; engineering project management services in the petroleum industry; environmental engineering services; civil infrastructure engineering services; electrical engineering services.