A. de Jong Installatietechniek B.V.

Engineering, implementation, operation and management of power systems for buildings. Remote and power management.

Industry and non-residential construction.

A. de Jong Installatiebeheer

Management and maintenance of power systems.

Industry and non-residential construction.

A. De Jong Airconditioning

Engineering and implementation of air-conditioning systems.

Industry and non-residential construction.

De Jong Thermal Engineering B.V.

Engineering and implementation of process-integrated industrial power systems.    

Industrial production using (residual) fuels.

De Jong Combustion B.V.

Engineering and manufacture of industrial burner installations, gas- and oil-fired.    

Combined heat and power plants, for the chemical and petrochemical industry and power stations.

R&V Engineering B.V.

Engineering and manufacture of industrial burner installations, gas- and oil-fired.

Combined heat and power plants, for the chemical and petrochemical industry and power stations.