Electricity meters, heat meters, gas meters, water meters, tariff meters, computers for billing of energy and associated utility services; energy supervisory apparatus, namely energy accounting, control and monitoring units; apparatus for the collection, transmission and processing of metering values and meter data, namely hand-held data storage units, modems, data processors, computers, electronic remote meter reading transmitters and electronic remote meter reading receivers; data processors and computers; computer hardware and software for the organization, storage and access of data in the field of energy consumption; computer hardware and software for the collection and maintenance of energy data; computer software for energy management for industrial commercial supply network of electricity, gas, water, or district heating, computer software for the acquisition of energy data and of energy customer data for providing energy billing, tariff analysis, load forecasting, load and tariff management, statistics and network planning, energy marketing and trading software, energy reporting and billing software, tariff design software, calculation and billing of energy costs software and administration of customer processes, namely billing software and computer programs for automated tariff data management

accounting services in the field of energy; cost/price analysis in the field of energy, and business management in the field of energy, namely calculation of energy costs and billing of energy charges; business research and consultation services, namely collection, processing and analyses of energy data and customer energy use data

price quotations in the field of energy

Installation, maintenance and repair of systems and equipment in the nature of electricity meters, heat meters, gas meters, water meters, tariff meters, energy accounting, control and monitoring units, hand-held data storage units, modems, data processors, computers, electronic remote meter reading transmitters and electronic remote meter reading receivers for use in the field of energy

Technical consulting services in the field of energy management, energy customer management, compiling of energy data and customer data for the energy market and power distribution industry, energy reporting, energy accounting and energy pricing, calculation and billing of energy costs and the administration of energy customer processes; acquisition, reading, processing and analysis of energy data and customer data; provision of information and qualification of information in the field of energy supply, energy demand, energy consumption and energy costs; energy meter management; designing, updating and maintenance of software in the field of energy management, energy customer management, compiling of energy data and customer data in the energy market and power distribution industry, energy reporting, energy accounting and energy pricing, calculation and billing of energy costs and the administration of energy customer processes; planning of data processing systems in the field of energy management, energy customer management, compiling of energy data and customer data in the energy market and power distribution industry, energy reporting, energy accounting and energy pricing, calculation and billing of energy costs and the administration of energy customer processes, namely drawing up of requirement specifications for data processing systems; preparation of technical reports in the field of data compilation on energy, customer, in the field of energy market and power distribution industry