Compare installers: contact details, locations and Tukes register entries in one place.
We list 6 companies in Nurmijärvi. Of those, 5 are in the Tukes register (checked 11 September 2026). The brands that come up most often are Gree, Mitsubishi Electric and Jäspi.
Below is each company’s own page, with its contact details and the area it serves, and its offices on the map.
6 results
✅ Tukes-certified company specializing in electrical contracting and installations in the Uusimaa region. Services include electrical installations, maintenance work, renovations, and projects for companies, properties, and private individuals in Vantaa, Nurmijärvi, and the entire metropolitan area. Also offers chargers for electric cars and solar power plants.
In the Tukes register: operating right A. Checked 11.9.2026.
Putkimaatti Oy is an HVAC company established in 2018, specializing in energy-efficient heating and cooling solutions. The company provides turnkey installations of air-water and ground source heat pumps in the Helsinki capital region and Uusimaa. Part of the Wirmax group, Putkimaatti offers certified installation services.
In the Tukes register: operating right A. Checked 11.9.2026.
Established in 2006, Sähkö Pietikäinen Oy is an electrical contracting company operating in the Helsinki metropolitan area. Their services include electrical installations, design, condition surveys, maintenance, and repairs. The company specializes in KNX home automation, solar power systems, and EV charging solutions. They are an authorized condition surveyor and KNX Partner.
In the Tukes register: operating right A. Checked 11.9.2026.
Sähkö-Sepi Oy is an electrical company established in 2011, offering versatile electrical installation services, contracting, and air source heat pumps in Southern Finland. The company serves households, businesses, and industry with over 20 years of experience. Services also include solar power systems and electric vehicle charging solutions. The company is a Reliable Partner (Luotettava Kumppani).
In the Tukes register: operating right A. Checked 11.9.2026.
Serves all of Finland
Aurinkovarma Oy is a solar energy company based in Uusimaa, Finland, providing turnkey solar power systems for households and housing companies. The company is known for its customer-oriented service and quality installations. In April 2025, Aurinkovarma's business operations were acquired by the Kattokeskus group.
The company states it is in the Tukes register. We have not confirmed this against the register.
✅ Tukes-certified Lämpöpumppuasennus Salomäki Oy specializes in the sale, installation, and maintenance of air source heat pumps, air-to-water heat pumps, and solar panels. The company offers its services in Hyvinkää and broadly in the Uusimaa and Kanta-Häme regions, serving both households and businesses.
In the Tukes register: operating right L. Checked 11.9.2026.
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Published prices across Finland run €1,500–€4,500. €1,500–€4,500 installed — a vendor’s stated range (fiksukuluttaja.fi, 2026). Some sources price the labour on its own, which is a different product under the same word: €60–€150 converting one existing block heater post — a marketplace’s stated range (urakkamaailma.fi, 28 August 2026). Usually quoted separately: upgrading the electrical panel, an electrical network survey and load management.
Sources:fiksukuluttaja.fi, 2026; urakkamaailma.fi, 28 August 2026
Household tax credit: 35% of the labour share of a company invoice, up to €1,600 per person per year, with a €150 own share (Verohallinto, 10 February 2026). The government has proposed raising this to 40% and €2,100 for 2026–2027, retroactively from 1 January 2026 (HE 113/2026 vp, Eduskunta, 11 June 2026). Parliament has not passed the bill, and the tax administration still writes about it in the conditional (Verohallinto, 16 June 2026).
Sources:Verohallinto, 10 February 2026; Eduskunta, 11 June 2026; Verohallinto, 16 June 2026
We list 6 companies in Nurmijärvi, and 5 of them are in the Tukes register (checked 11 September 2026). The map above shows which of them work nearest to you; open a company’s own page for its contact details and service area.