Our company

NeroWatt Oy is an Energy Consulting company based in the Helsinki metropolitan area.

We assess and produce energy certificates for buildings. Our energy certificate service includes evaluation of the energy usage of the building and its rating according to its energy efficiency. Energy Certificates are required by the Finnish Law, for example, when renting or selling a property.

Our other services include consulting and planning of photovoltaic systems.

Contact us for more information of our services.


Jesse KokkonenBriefly in English