Heating & Air Conditioning / HVAC near Madrid

“I’d like to take a moment to thank Larry and Craig for the excellent job they did helping me retrofit my home with a great heating system! They finished the job as planned and hid all ductwork they could taking down sheetrock installing and replacing the sheetrock as needed in the basement ceilings. I built my home in 1984 and heated with wood since. Adding a propane furnace is a great upgrade that we have looked forward to for several years. I am glad I hired these guys to do the job and do it right!“

“I contacted Cornerstone when our furnace stopped working. Luke showed up that afternoon and, after thoroughly examining our system, shared that our furnace had several issues. Tom provided us with a detailed estimate that offered us different levels of repair. My wife and I chose to replace our entire system. Our installation team - Bill and Thaddeus - did an amazing job removing our old system and installing our new furnace. Everyone involved with this major upgrade was professional, polite, and great to work with. Thank you, Cornerstone Services!“

“Came as soon as he could. He was very courteous and understanding. Was very pleased with my service.“

“Very knowledgeable in every area including plumbing, HVAC, snow removal, and more! Owner is very good about keeping job cost down, but still completing a quality job. I would recommend him for your next project of service call.“