KS

KS-Lämpö

Kotka, Finland

GeothermalSolarOther
Profile last updated: March 24, 2026

About

KS-Lämpö is a renewable energy company headquartered in Kotka, Finland specializing in Geothermal, Solar, Other.

KS-Lämpö is a Finnish heating company selling, installing and servicing ground source, air-to-air and air-to-water heat pumps for homes, housing companies and properties. It also offers solar energy solutions and financing options, serving Imatra, Lappeenranta, Kouvola and Kotka. The company was acquired by the Cervi group in 2025 and operates as a certified ground source heat pump specialist.

Headquarters

Kotka, Finland

Focus areas

heat pumpsground source heat pumpair source heat pumpair-to-water heat pumpsolar energyheat pump maintenancehousing companies

Products & services

Business models

B2BB2C

Value chain

RetailConstructionO&MConsulting

Service areas (1)

  • Heat pump sales, installation and maintenance

    Sales, installation and servicing of ground source, air source and air-to-water heat pumps, plus solar energy offerings.

Locations

Headquarters

Jumalniementie 8, 48600, Kotka, Finland

Service regions

South KareliaKymenlaakso

Projects

6

Marssitie 11, Lappeenranta

Ground source heat pump

Residential building heating conversion from district heating to two Bosch 48 kW ground source heat pumps, 34 apartments.

Lappeenranta, Finland

Marssitie 13, Lappeenranta

Ground source heat pump

Residential building heating conversion from district heating to two Bosch 48 kW ground source heat pumps, 33 apartments.

Lappeenranta, Finland

Kirkkosuora, Kouvola

Ground source heat pump

Residential building heating conversion from oil to two Bosch 48 kW ground source heat pumps, 24 apartments.

Kouvola, Finland

Kotka residential building

Ground source heat pump

Residential building heating conversion from district heating to a Thermia Mega XL ground source heat pump, 17 apartments.

Kotka, Finland

Hamina residential building

Ground source heat pump

Residential building heating conversion from gas to a Bosch 48 kW ground source heat pump, 17 apartments.

Hamina, Finland

Imatra residential building

Ground source heat pump

Residential building heating conversion from gas to a Bosch 64 kW ground source heat pump, 14 apartments.

Imatra, Finland

Credentials & affiliations

Certifications

Maalämpömestari-liike (certified ground source heat pump specialist)

Partnerships

Bosch, Thermia, Mitsubishi Electric, IVT, OP, Scanoffice Lämpöpumppu-Pro

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