W. Haas AG
Zurich-based HVAC specialist handling air conditioning, ventilation, and heat pump installations for commercial and residential clients.
What customers love
- Technicians arrive with correct replacement parts on first visit
- Clear and regular communication throughout project duration
- Precise planning for technically complex installations
Best for
Businesses or homeowners needing complex HVAC planning and reliable maintenance in Zurich.
Attribute scores
Recent reviews
I have to say, I'm really very satisfied with the service. The technician (Mr. V.) quickly identified the ventilation problem and had the necessary replacement parts with him right away. Clean work, punctual, and friendly, too! I would happily recommend him.
I recently had the opportunity to use the services of WHAAS AG, and I am extremely satisfied with my experience. From the very beginning, I was struck by the team's professional and friendly manner. Communication was clear and efficient, and they took the time to address my questions and concerns. The services provided by WHAAS AG exceeded my expectations. The quality of their work and their attention to detail are impressive. The staff worked efficiently and ensured that all aspects of the project were handled smoothly. The transparency they maintained throughout the entire process is particularly noteworthy. It was reassuring to know that I was regularly informed about the progress and that they were willing to make any necessary adjustments to ensure that the result met my expectations. Overall, I can highly recommend WHAAS AG. Their professionalism, quality of work, and customer service are remarkable. If you are looking for a reliable company that provides excellent services, WHAAS AG is definitely the right choice.
A huge thank you to the entire team! Thanks to you, we now have an air-conditioned showroom! Our showroom, with its large windows, wasn't exactly easy to plan and calculate, but W. Haas AG did a perfect job with the planning. You made the hot summer of 2018 bearable for us – THANK YOU!