Our development projects

Project news

  • Residents' survey on environmental impacts of Tattarisuo bioenergy heating plant opens

    Helen is investigating the possibility of constructing a bioenergy heating plant in Tattarisuo, Helsinki. As part of the environmental impact assessment of the plant, a residents' survey is conducted in September, to investigate the effects of the bioenergy heating plant on the environment and people.

    12.09.2018

  • Sinnemäki inaugurates Helen’s underground heating and cooling plant

    Deputy Mayor Anni Sinnemäki today inaugurated Helen's underground heating and cooling plant, which is located under the Esplanade Park. The plant's large heat pumps produce district heat and district cooling.

    31.08.2018

  • Steam blowing at the Salmisaari power plant result in vapour clouds and temporary noise impacts

    Steam blowing resulting in vapour clouds and temporary noise impacts will be carried out at Helen's Salmisaari power plant between 23 August and 6 September 2018. The cleaning is related to the major project carried out in the summer where 70 kilometres of high-pressure pipes in the steam boiler were renewed.

    16.08.2018

  • A free charging station for electric cyclists in Katajanokka

    Helen is providing a free charging station for electric cyclists on the Katajanokka waterfront in Helsinki. The e-bike charging station is the first of its kind in Finland and utilises solar panels and an electricity storage unit as power sources. The charging station is now open to city residents at the side of Allas Sea Pool, next to Flying Cinema.

    14.08.2018

  • Record volumes of solar power from Helen’s power plants

    This year, record volumes of solar energy were obtained from Helen's own solar power plants at Kivikko and Suvilahti from March onwards. May was the most productive month in the solar power plants over many years.

    09.08.2018

  • New underground heating and cooling plant utilises waste heat

    Helen's underground heating and cooling plant located under the Esplanade Park has been completed, and trial operations have started. The large heat pumps produce both district heat and district cooling. They recover a significant amount of waste heat from properties for utilisation in heat production.

    13.06.2018

  • First solar panel benches to be installed in Helsinki

    Five solar panel benches, which can be used for recharging electric bicycles and mobile devices, have been introduced in Helsinki by Helen. The first of their kind in Finland, the benches will be located in Teurastamo, Kalasatama and the Market Square.

    12.06.2018

  • More renewable energy from the Klåsarö hydropower plant

    The Klåsarö hydropower plant on the River Kymijoki will be upgraded. The plant's lifespan will be extended and the amount of renewable energy will be increased with the modernisation of water turbines.

    07.06.2018

  • Inconsistent tax solutions restrict opportunities to increase renewable energy

    In the view of Helen Ltd, Finland needs a more coherent energy policy. The tax increase on combined heat and power generation, proposed by the Government, together with the ban on the use of coal that has been brought forward would significantly restrict the opportunities for energy companies to invest in new energy innovations and emissions reduction.

    30.05.2018

  • Solar panels and electricity storage system for homes for the first time in Finland

    Helen is the first company in Finland to offer solar panels and an electricity storage system as a tailored package for its domestic customers. Microgenerators will gain greater benefits from their solar panels with the aid of an electricity storage system.

    05.04.2018

  • First bioenergy heating plant in Helsinki inaugurated

    The Mayor of Helsinki Jan Vapaavuori inaugurated Helen's new bioenergy heating plant in Salmisaari. The plant produces renewable district heat in the largest pellet-fired boiler in Finland.

    14.02.2018

  • Helen is planning new bioenergy heating plants

    Helen is planning to build new bioenergy heating plants in Helsinki. The planned areas are in Vuosaari, Patola and Tattarisuo. The bioenergy heating plants will replace coal use and ensure sufficient district heat supplies.

    01.02.2018

  • The world’s first seasonal energy storage facility of its kind is planned for the Kruunuvuorenranta rock caverns

    Helen and Skanska are investigating the possibility of building a gigantic seasonal storage facility for heat energy in the old rock caverns located beneath Kruunuvuori in Helsinki. There are reportedly no other similar solutions implemented anywhere else in the world.

    30.01.2018

  • Finland’s largest rock cavern heat storage planned for Helsinki

    Helen is planning to build a new energy storage facility in disused underground oil caverns located deep in the bedrock of Helsinki. The facility will be the largest of its kind in the country. The storage facility would accommodate over 40 times as much hot water as the amount of water in the pools at the Helsinki Swimming Stadium.

    08.01.2018

  • More flexibility in the electricity system with increasing use of renewables

    Renewable energy production will increase in Europe and in Finland in the next few years, and more flexible solutions will be needed in the electricity system. Placing of distributed production and flexibility on the market is developed in Helsinki as part of an EU project.

    22.12.2017

  • Energy-efficient urban homes designed for the first SunZeb city block

    The design of the versatile residential SunZeb city block is progressing. The block will be built in Kalasatama, Helsinki. The housing quality and energy efficiency of the residences built in the area will be in line with future requirements.

    01.12.2017

  • Pellets were ignited in Finland’s largest pellet boiler

    The first wood pellets were ignited this week at Helen’s new pellet-fired heating plant in the Salmisaari district of Helsinki. The plant will soon generate renewable district heat to customers in Helsinki. The pellet-fired heating plant is a significant project to increase renewable energy in Helen’s energy production.

    20.10.2017

  • First two-way charging point in Finland to be installed in Helsinki

    The first two-way charging point in Finland will be installed in the Suvilahti district of Helsinki in connection with Helen’s solar power plant and electricity storage facility. The V2G (vehicle-to-grid) charging point enables not only charging of an electric vehicle, but also using it as an electricity storage unit and utilising it in the balancing of the electricity system. 

    18.09.2017

  • Helen identifies five solutions for a climate-neutral future

    At Helen’s Environment Day, the company introduced its key words for the future: city resident participation, recycling waste heat, flexibility, and moving away from fossil fuels. Renewable energy production requires an increasing amount of space.

    25.08.2017

  • Helsinki blazes the trail in intelligent energy solutions

    Helen is involved in an EU project to test new solutions in climate change mitigation in cities. Energy saving plays a key role in the project.

    10.08.2017