Best Heating & Air Conditioning / HVAC In New Ulm

“All I can say is WOW. Super friendly, super quick service and my bill was less then half of the estimated quote. Way happy with them.“

“Dale was very friendly and knowledgeable. He also likes my dog, Karl. Karl was stuck to him like glue. Practically had Karl taught to hand him the proper tools. Anyway, Dale has been to our place many times and always has a solution to our fireplace problem. Highly recommend!“

“Got my furnace replaced. Very happy with the service and price. Professional installation.“

“I had a major water leak in the Basement (water was gushing out of one of the pipe) last night around 9:30 pm and Josh who answered my call sent Nate for us to fix the leak right away. I was impressed and appreciative of their quick response to this emergency and especially Nate's skills and knowledge. Thank you.“

“GSM was incredible to work with! They are always highly recommended around town, so they were the first ones we called to scope a sewer line and quote work. They came in $8,000 below another company in the area, who quoted us work that didn't need to be done. GSM is honest, timely, and easy to work with.“

“We called them last minute to service our AC and they were there to help us quickly. Very satisfied with their professionalism and advice for future maintenance.“