What does Grethen do?

Grethen is a Luxembourg-based heating, sanitation, and ventilation specialist founded in 1945. The company installs heat pumps, solar panels, water softening systems, and ventilation solutions with heat recovery.

Where is Grethen located?

Grethen is headquartered in Sandweiler, Luxembourg.

What energy sectors does Grethen operate in?

Grethen operates in Solar, Biomass.

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Grethen

Grethen Sàrl

Sandweiler, Luxembourg

SolarBiomassPrivate

Founded 1945

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About

Founded in 1945, Grethen is a private headquartered in Sandweiler, Luxembourg specializing in Solar, Biomass.

Since 1945, Grethen has provided installation and maintenance services for heating systems, sanitation, ventilation, heat pumps, and solar panels in Luxembourg. The company specializes in double-flow ventilation systems with heat recovery, water treatment and softening, and heat pump installation. They work with leading brands including Buderus, Viessmann, Danfoss, and others. Services include emergency repairs available 7 days a week, maintenance contracts, and personalized quotes.

heatingventilationheat recoveryheat pumpssolar panelswater softeningsanitationmaintenance

Headquarters

Sandweiler, Luxembourg

Founded

1945

Company Type

Private