Grethen Sarl

The Grethen Company was founded in 1945. It is known in Luxembourg City and in the rest of Luxembourg for installing heating, toilets, ventilation, air conditioning and water treatment. Its reputing is especially due to its quality of work as proven by its thousands of loyal customers which are often generations. It is very active in repair service and offers maintenance contracts for the technical installations which protect its clients from bad surprises. It offers repair service every day, including holidays.

The founder was Mr. Edouard Grethen immediately after the Second World War. In 1947, the headquarters were located in Bonnevoie, at nubmer 14 Rue de la Paix in Luxembourg. In 1960, his son, Pitt Grethen, took over the company and moved to 98 Rue de Bonnevoie in Luxembourg.

For 14 years, Mr. Pitt Grethen chaired the Luxembourg Installer Associations and for 3 years, was the chair of International Installers, and is known, active and appreciated for his knowledge. He has been able to create a spirit of quality service for his company up to this day.

When he retired in 1994, he changed the legal status of the company into an Sàrl and passed over its leadership to Mr. Paul Crochet, his employee since 1986.

In 2012, the company moved to the Rolach Industrial Zone, Hall N°7 L-5280 Sandweiler.

Our specialization in transformation and renovation helps to look toward the future with confidence.