Cost-effective and low-emission heating for Varke properties
Optimize energy use and reduce emissions with no investment risk.

Benefits for residents and owners
Low heating costs support affordable housing and reduce the carbon footprint.
Lifecycle efficiency
Our solution lowers lifecycle costs and emissions for the properties.
Varke-compliant
We design and finance the system to ensure it meets Varke’s investment limits.
Benefits of the geothermal heating service model for Varke operators
Lower heating and maintenance costs
No investment in the heating system
Frees up capital allocated to the property
Supports achieving sustainability goals effortlessly
Voltan is responsible for the system’s performance
No quality risk – Voltan has a natural incentive to implement the system as efficiently and reliably as possible
Cost-effective implementation of cooling
Limited personnel resources can be allocated to other tasks
Option to buy the system

Voltan handles the entire implementation and operation of the geothermal system
Suitability and quote
We assess the property’s heating needs and analyze the financial benefits
Design
We design the property’s geothermal system precisely according to requirements
Construction & Investment
We finance the construction of the geothermal system
Commissioning and maintenance
Voltan handles remote monitoring, optimization, maintenance, and equipment replacement

Kirkkonummen Vuokra-Asunnot: 14 Properties Transition to Geothermal Heating
At Voltan Lähienergia, we are currently delivering 14 geothermal heating projects for Kirkkonummen Vuokra-Asunnot housing-portfolio. Through these projects, the properties are transitioning to a more sustainable and environmentally friendly heating solution without major upfront investments. Heat delivery has already been successfully launched at several sites, and work is progressing rapidly at the remaining properties.
The Voltan team has collectively been involved in building over 2,000 large geothermal heating systems.
The Voltan team has collectively been involved in building over 2,000 large geothermal heating systems.
Contact us
Are you interested in learning about your property’s savings potential? Get in touch — we’re happy to discuss how our service model could suit your property.