Compare installers: contact details, locations and Tukes register entries in one place.
We list 10 companies in Järvenpää. Of those, 8 are in the Tukes register (checked 11 September 2026). The brands that come up most often are Mitsubishi Electric, Panasonic and Toshiba.
Below is each company’s own page, with its contact details and the area it serves, and its offices on the map.
10 results
✅ Tukes-certified Finnish family business founded in 2007 (originally Uudenmaan Kotisähkö Oy). The company specializes in the sale, installation, and service of air source heat pumps in the capital region and its surrounding municipalities. The service selection also includes cooling and air-to-water solutions.
The company states it is in the Tukes register. We have not confirmed this against the register.
A Finnish pioneer in building technology services. ESP is a group focused on building technology contracting, maintenance, and upkeep. Services include turnkey contracting, HVAC & electrical contracting, maintenance services, energy management, and building automation. Operating widely in Southern and Central Finland.
In the Tukes register: operating right A (sj). Checked 11.9.2026.
Hesatek (Maxei Finland Oy) specializes in the sale, installation, and maintenance of air heat pumps and EV charging stations in the Uusimaa region. As an authorized dealer, they represent top brands including Mitsubishi, Toshiba, Daikin, and Gree. Their services also cover comprehensive electrical work, lighting design, and fault repair services, backed by over 25 years of experience.
The company states it is in the Tukes register. We have not confirmed this against the register.
✅ Tukes-certified Kajo-Sähkö Oy, founded in 2012, is a specialist in electricity and energy solutions. Services include electrical installations, sales and installation of heat pumps, and charging solutions for electric cars for households, companies, and housing associations in the Järvenpää and Uusimaa region.
In the Tukes register: operating right A. Checked 11.9.2026.
✅ Tukes-certified. Electrical work and air heat pumps in Uusimaa. A youthful and service-oriented electrical and refrigeration company. Services include EV charging stations, electricity price control systems, and installation and maintenance of air heat pumps.
In the Tukes register: operating right A. Checked 11.9.2026.
✅ Tukes-certified Lämpöpumppu Segersvärd specializes in the sale, installation, and maintenance of air source heat pumps in the Uusimaa region. Services also include diamond drilling and electrical work (S3 permits). The company advises customers on selecting the right pump and also offers noise measurements for housing cooperatives.
In the Tukes register: operating right L. Checked 11.9.2026.
Serves all of Finland
Rasol Oy is a Finnish renewable energy expert supplying and installing high-quality solar power systems, battery packs, and air source heat pumps across Finland. In 2023, Rasol Oy became part of the listed company Meriaura Group, which specializes in sustainable shipping and renewable energy.
In the Tukes register: operating right A. Checked 11.9.2026.
✅ Tukes-certified Innoair Oy is an HVAC professional company founded in 2008. Innoair sells, installs, and maintains energy-efficient heating, cooling, and ventilation solutions for all spaces, homes, and businesses. Services include air heat pumps, geothermal heating, and ventilation with turnkey delivery.
In the Tukes register: operating right A. Checked 11.9.2026.
Suomen Sähkö- ja Kiinteistötekniikka Oy performs electrical and refrigeration installations, maintenance, and repairs comprehensively in the Uusimaa region. We also offer electrical services, air conditioning and heating, renewable energy solutions, as well as telecommunications and automation services.
In the Tukes register: operating right A (sj). Checked 11.9.2026.
✅ 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.
Enter your postal code and the service. Before you send anything you will see which companies your request goes to – at most three.
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 10 companies in Järvenpää, and 8 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.