SONNETT Solar GmbH

Dear Sonnett Solar Team, After hearing from several friends and acquaintances that they sometimes had to wait a long time for their systems to be operational, or that the companies they contracted lacked reliability in other areas, I couldn't rely on word-of-mouth recommendations. After researching online, I came across your company. The positive reviews, in particular, led me to request a quote from you. I can confirm all the positive reviews 100%. I was contacted by the sales representative shortly after my inquiry. He was unobtrusive, knowledgeable, and very pleasant to talk to. The subs

We are extremely impressed with the service, the quality of the work, and the products used! I can wholeheartedly recommend this company to anyone looking to install a photovoltaic system! From planning to final commissioning, including all related matters, everything is handled with utmost care and professionalism! A special thank you to Ms. Liebelt! I have rarely encountered such a service-oriented and friendly employee!

Many thanks to the SONNETT team for the excellent installation of our PV system. I came across SONNETT through positive experiences shared by friends. Their prompt contact, helpful advice, and openness to incorporating my own ideas gave me a good feeling right from the start and showed me that they weren't doing this for the first time. The entire team was always very friendly and conscientious throughout the installation. Minor change requests I made during the installation were accepted and implemented without any discussion. We are very satisfied and delighted that the system is working ex

A truly exceptional company that I can wholeheartedly recommend to anyone considering purchasing a photovoltaic system. The planning phase was exemplary and tailored to my needs, with all the necessary calculations and charts. From initial inquiry to receiving the quote, it only took one day, and the result was impressive – top marks! The staff are all exceptionally helpful, competent, friendly, and reliable. Ms. Liebelt and Ms. Burmester are ALWAYS available and immediately available, always radiating sunshine and friendliness. As a customer, you are never left in the lurch; they are always h

Anyone looking for a photovoltaic system will find excellent advice here. From the initial contact with Mr. Eichner, through planning, installation, and completion, everything is handled by one competent source. Ms. Liebelt in the office is a knowledgeable and friendly contact person. We are very satisfied, and now we're producing a good amount of electricity. Hubertus Erlmann