This Canadian industry comprises establishments primarily engaged in the generation of electricity using hydraulic energy.

This Canadian industry comprises establishments primarily engaged in the generation of electricity using fossil fuels (coal, gas, oil) in internal combustion or combustion-turbine conventional steam processes.

This Canadian industry comprises establishments primarily engaged in the generation of electric power using nuclear energy.

This Canadian industry comprises establishments, not classified to any other Canadian industry, primarily engaged in the generation of electricity, using sources such as wind, solar or tidal energy.