Class 037
Construction and Repair Services
Installation of heating apparatus; Maintenance of electronic monitoring devices
Class 039
Transportation & Storage Services
Storage of thermal energy; Storage of energy
Class 042
Computer & Software Services & Scientific Services
Industrial research of new products; Engineering feasibility studies; Design of feasibility studies; Advisory services relating to energy efficiency; Advisory services relating to the use of energy; Consultancy in the field of energy-saving; Recording data relating to energy consumption in buildings; Energy use and conservation consultancy; Energy auditing