35
Consumption-based recording and billing of heating and water costs in buildings; Billing services in the field of energy; Energy price comparison services; Tracking and monitoring energy consumption for others for account auditing purposes; Procurement of contracts concerning energy supply; Assistance and consultancy services in the field of business management of companies in the energy sector; Vehicle fleet (business management of a -) [for others]; Data processing for others, for a fee
36
Finance services; Debt recovery and factoring services; Agencies for collecting gas or electric power utility payments; Capital investment; Credit bureau services; Housing management; Management of land; Mortgage brokerage services; Wealth management; Financial management; Financial valuation relating to heating costs; Financial consultancy in the energy sector; Consultancy concerning financing of energy projects; Brokerage of financial investments in energy companies
38
Telecommunication services; Telecommunications consultancy, also via hotlines and call centers; Telecommunications consultancy; Telecommunications consultancy; Interactive telecommunications services; Internet based telecommunication services; Fixed line telecommunication services; Optical fibre telecommunications services; Electronic communications services; Transfer of data by telecommunications; Transfer of data by telecommunications; Information about telecommunication; Rental of telecommunications routers; Telecommunication services; Communication services by radio; Rental of telecommunication equipment; Rental of telecommunication facilities; Consultancy in the field of telecommunications; Operation of telecommunications systems; Mobile telephone communication services; Rental of telecommunications lines; Telecommunications services between computer networks; Telecommunications services provided by means of optical fibre networks; Telecommunications services using cellular radio networks; Operation of wide-band telecommunications networks; Telecommunications by e-mail; Automatic transfer of digital data using telecommunications channels; Internet access services; Information services relating to electronic communication networks; Telephone telecommunications services provided via prepaid telephone calling cards; Digital network telecommunications services; Information about telecommunication; Providing telecommunications access to server centres; Rental of telecommunications apparatus and installations; Provision of telecommunication connections for data centres; Rental of telecommunication devices and equipment enabling connection to networks; On-line information services relating to telecommunications; Information about telecommunication; Telecommunications routing and junction services; Rental of telecommunication equipment including telephones and facsimile apparatus
42
Energy consultancy, Consultancy relating to the efficient use of energy, heat and natural gas; Thermography services, Including via call centres and hotlines; Development of holistic energy concepts with regard to technical matters; Planning of power plants and heating plants for generating power and heat, of supply networks for distributing power, heat and gas, and of household technology installations for private customers; Monitoring of telecommunication signals; Testing of telecommunication signals; Programming of telecommunications software; Technical design and planning of telecommunications networks; Engineering services, Physics [research], Chemistry services, Engineering surveying, technical consultancy and providing of expertise; Preparation of data processing programmes; Quality audits; Engineering project management services; Technical project studies; Assistance and consultancy for natural persons and undertakings in matters relating to energy management