11 Apparatus for heating, water heating, refrigerating, ventilating and water supply.
35 Business management assistance for enterprises and heat distribution installations; payroll preparation; professional business consultancy and planning in the field of energy, in particular the supplying of remote heating; billing; computerized file management; gathering of data; advertising, public relations; office functions.
36 Real-estate affairs; rental and leasing of office space and business premises.
37 Building construction; repair; installation and maintenance, in particular for heat generating and heat distribution installations; construction of heat generating and heat distribution installations.
38 Telecommunications; message sending via the Internet; providing access to databases through communications technology.
39 Transport, distribution of energy, in particular remote heating.
40 Generating of energy, in particular remote heating; assistance in the operating of heat generating installations of all kinds, including the recycling and processing (transformation) of by-products and waste products; incineration of rubbish and waste.
42 Scientific research; surveying; engineering work; technical project studies; technical consultancy and technical planning in the field of energy, and in the course of the construction and operating of heat generating and heat distribution installations; computer programming, in particular in the field of energy; professional consultancy, non-business, in particular in the field of energy; rental of energy consumption meters; rental and leasing of electronic data processing installations; identifying heat allocation to customers, including meter reading, estimations and billing services; creating web sites.