4
Electrical energy; Electrical energy from non-renewable sources; Electrical energy from renewable sources; Electrical energy from solar power; Electrical energy from wind power
9
Electric power controllers; Photovoltaic installations for generating electricity [photovoltaic power plants]; Apparatus for improving power efficiency; Measuring, detecting, monitoring and controlling devices; Electric power analyzers
35
Billing services in the field of energy; Retail services in relation to fuels
36
Financing of investments; Industrial investment; Brokerage of financial investments in energy companies; Arranging of financial investments; Financing of ESCO investments (Energy Saving Company); Brokerage relating to energy, including electrical and thermal energy
37
Power infrastructure construction; Maintenance and repair of heating apparatus; Maintenance and repair of pressure equipment; Maintenance and repair of ventilating apparatus; Maintenance and repair of refrigerating apparatus; Implementation of ESCO investments (Energy Saving Company)
40
Consultancy services relating to the generation of electrical power; Production of electrical power from renewable sources; Generation of power; Generation of electricity from solar energy; Generation of gas and electricity; Production of energy in nuclear reactors
42
Energy auditing; Design of industrial plant; Technical design and planning of heating installations; Net zero strategy development and implementation; Implementation of energy efficiency improving solutions