Genergy GmbH

Wärmepumpe: Beratung, Berechnung, Installation perfekt Mit dem Wunsch nach einer Wärmepumpe zum Heizen unseres Hauses haben wir uns am 4.8.25 durch Herrn Mersch, Genergy GmbH, bei uns in Duisburg beraten lassen. Im Gegensatz zu den Beratungen von drei anderen Firmen ging er komplett auf unsere Wünsche ein und verfeinerte diese noch. Das war letztlich ausschlaggebend für die Vergabe des Auftrags an Genergy. Der zugesagte Preis war günstig und wurde nicht nachverhandelt. Die Heizlastberechnung wurde durch einen Fachmann durchgeführt, der auch auf unsere Fragen einging und die Umsetzbarkeit unse

We are extremely satisfied with the installation of our new heat pump by Genergy and would like to commend the entire team. From the initial consultation to the final commissioning, everything went smoothly, professionally, and transparently. The staff were punctual, friendly, and highly competent. We were particularly impressed by the thorough planning beforehand and the clean and efficient execution of the work. The new system works perfectly, is energy-efficient, and ensures a comfortable indoor climate. We can wholeheartedly recommend this company and would choose their services again with

I waited a long time before writing a review because I'm not one to jump to conclusions. Unfortunately, I now have to express my negative opinion! I can only advise anyone considering hiring Genergy to document absolutely everything discussed in writing and ensure that it's included in the order confirmation! The initial discussions in 2024 went well. It was agreed that three or four residential units would be connected to both the heat pump and the photovoltaic system. The delivery and installation of both the heat pump and the photovoltaic system were quick and, at first glance, professi

I was initially skeptical whether a heat pump would even work well for me (170 square meters of living space). After contacting Genergy, I was quickly offered a consultation appointment. Following the consultation and my acceptance, the system was delivered promptly. And the installation appointment was scheduled even faster. The Genergy installers were very punctual and friendly. The installation was carried out very professionally and cleanly. All in all, the system was completed to my complete satisfaction. I would highly recommend Genergy. And finally: it works perfectly! 👍 Thank

I chose to have a heat pump installed by Genergy and I'm absolutely thrilled! It's usually a once-in-a-lifetime purchase, so it was especially important to me to find a reliable and competent company – and I definitely found that with Genergy. Even the initial consultation was extremely professional and comprehensive; all my questions were answered clearly and understandably. The installation went absolutely smoothly, and the team worked quickly, precisely, and very cleanly. The system is now running perfectly, and I'm already noticing the savings on heating costs as well as the increased com