Apparatus and installations for lighting, heating, cooling, ventilating and water supply; heating apparatus, installations, and systems; cooling apparatus, installations, and systems; ventilation and air conditioning (HVAC) systems; heat recovery and energy exchange units; water heaters and storage systems; electric boilers; combined heating & power stations; cooling interface units; pressure independent thermostatic radiator valves (PI-TRVS); pressure independent return temperature limiting valves; commissioning stations, monitoring stations; heating substations; cooling substations; energy meters for heating systems and hot water; energy meters for cooling systems; mechanical ventilation and heat recovery (MVHR) units; heat recovery for passivhaus buildings; heat pumps; heat exchangers; heat interface units; metered valves for water supply; water control valves; gas regulators; valves, regulating apparatus and other parts and fittings for the aforesaid installations and apparatus.

Pipe junctions and other pipe fittings, flexible pipes, wholly or substantially non-metallic; composite plastic (cross-linked polyethylene) and aluminium pipes for heating, cooling, and ventilation systems.

Installation, maintenance, servicing and repair of measuring and metering apparatus and devices; installation, maintenance, servicing and repair of flow meters, water and energy metering equipment, gas metering equipment, electricity metering equipment and equipment for the supply, regulation and distribution of electricity; installation, maintenance, servicing and repair of signal processing circuits, cables and integrated circuits for use in relation to water, gas, electricity and energy metering and for monitoring water, gas, electricity and energy consumption; installation, maintenance, servicing and repair of signal processing circuits, cables and integrated circuits for use in relation to the supply of water, gas, electricity and energy; installation, maintenance, servicing and repair of apparatus and installations for lighting, heating, cooling, ventilating and water supply; installation, maintenance, servicing and repair of metered valves for water supply; installation, maintenance, servicing and repair of water control valves and gas regulators; installation, maintenance, servicing and repair of heat pumps, heat exchangers, heat interface units and electric boilers; installation, maintenance, servicing and repair of pipes, pipe junctions, strainers for pipes, air vents for pipes, and other pipe fittings; installation of energy-saving devices and sustainable building systems; technical support services in the field of building energy systems; technical support services in the field of multi-residential communally heated buildings; technical support services in the field of low-density district heat networks; technical support services in the field of high density district heat networks; information, advisory and consultancy services in relation to all the aforementioned services.

Providing of training; providing of training in the field of renewable technology and heat networks; providing of training in the field of energy-saving, energy management, energy consumption and energy monitoring; providing of training in the field of monitoring of heating and cooling systems and energy consumption, energy auditing and consulting in the field of energy systems; providing of training in connection with heating, cooling, and ventilation systems; providing of training in the field of installation, maintenance, commissioning, servicing and repair of heating systems, cooling systems and heat networks; information, advisory and consultancy services in relation to all the aforementioned services.

Monitoring of heating and cooling systems and energy consumption; hosting an energy benchmarking platform; monitoring of energy centre performance; energy auditing; ESG (Environmental, Social and Governance) reporting; consulting in the field of building energy performance; consulting in the field of building energy efficiency; automatic monitoring and targeting (aM&T) of building energy use and systems; building energy management; engineering services in the field of energy technology; consulting in the field of energy systems; monitoring of data input from remote sensors; monitoring building management systems; monitoring of data input from humidity sensors, air temperature sensors, CO2 sensors and pressure sensors; monitoring of data input from electricity meters, water meters, gas meters, heat meters and cooling meters; monitoring of data input from household, landlord, communal, commercial and industrial meters; recording, analysing and monitoring data relating to energy consumption in buildings; heat network energy optimization; heat network efficiency optimization; heat network energy monitoring; heat network heat loss calculators; hosting a heat network commissioning platform; hosting a heat network targeted servicing and maintenance platform; ongoing heat network monitoring; heat network verification; heat network acceptance testing; hosting a heat network efficiency scheme (HNES) platform; hosting a heat network technical assurance scheme platform; heat network performance monitoring; hosting a heat network scheme overview platform; hosting a heat network asset management platform; creation of control programs for automated measurement of energy data and related visualization; design and development of systems for monitoring of heating and cooling systems and energy consumption; design and development of installations for heating, cooling, ventilating and water supply; installation and maintenance of software for use in relation to water, gas, electricity and energy metering and for monitoring water, gas, electricity and energy consumption; installation and maintenance of software for regulating water supply and for controlling and regulating water valves; installation and maintenance of software for regulating the supply of electricity; installation and maintenance of software for regulating the supply of gas and for controlling and regulating gas valves; software as a service featuring software for measuring, recording, collecting, monitoring, reading, remote reading, transmitting, analysing and/or visualising of data, such as consumption data, related to energy, heating, district heating, electricity and gas; software as a service featuring software for remotely monitoring and controlling energy consumption; software as a service featuring software for displaying and monitoring energy consumption; software as a service featuring software for use in meter reading, monitoring and reporting; software as a service featuring software for regulating the supply of electricity or gas and for controlling and regulating gas valves; software as a service featuring software for facilitating payment transactions by electronic means; software as a service featuring software for checking and viewing energy account details; software as a service featuring software for managing payment of energy bills; remote monitoring and management of energy systems; remote monitoring and management of heat networks; remote monitoring and management of commercial buildings; remote monitoring and management of communally heated buildings; remote monitoring and management of district heating; remote monitoring and management of district heat networks; remote monitoring and management of multi-residential buildings; design, information, advisory and consultancy services in relation to all the aforementioned services.

Consultancy services in the field of regulatory compliance for energy systems; Consultancy services in the field of regulatory compliance for heat network buildings; Consultancy services in the field of regulatory compliance for heat networks; information and advisory services in relation to all the aforementioned services.

Design and development of computer software; computer network services; creating and maintaining websites; IT consultancy; IT migration support; information services in the form of IT support help desks; the provision of IT databases for others.

Provision of software licences.

Roasting jacks.