04
Electricity
07
Geothermic powered electricity generators; electric power
generators using geothermal power
35
Business consultancy regarding energy efficiency and
treatment of energy and fuels
37
Construction, installation, maintenance and repair of
geothermal installations; construction, installation,
maintenance and repair of geothermal power plants;
construction, installation, maintenance and repair of
geothermal power installations; construction, installation,
maintenance and repair of geothermal heating installations;
construction, installation, maintenance and repair of
geothermal energy installations; construction, installation,
maintenance and repair of systems for production of energy;
installation, maintenance, and repair of geothermal heat
pumps; geothermal heating and cooling contractor services;
installation of geothermal heating and cooling systems;
maintenance of geothermal heating and cooling systems;
construction of energy systems for others including heating
and cooling systems that incorporate geothermal heat pumps
39
Distribution of energy; distribution of electricity;
distribution of energy for heating and cooling buildings
40
Energy production; generation of electricity from geothermal
energy
42
Research in the field of energy and technical consultancy
services regarding energy of all kinds; advisory services
relating to the use of energy
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