Your Trusted HVAC Experts in Buffalo, MN

"We had a gas heater installed in our garage and couldn't be happier with it! Caleb delivers high quality craftsmanship and it definitely makes this company stand out. Very reasonable pricing as well. Highly recommend!"

"Recently had Caleb from Lake State Heating & Air replace our furnace and AC unit. The pricing was very fair compared to other estimates we got. His work and HVAC knowledge is also top notch. Would definitely recommend Lake State for any HVAC projects."

"Caleb did an awesome job! Couldn’t be happier! Price was fair he was prompt neat professional and answered all my questions. Also did a 10% discount because I am a veteran and will use him for any other HVAC situations in the future. Thank you again"

"Came out on a Sunday within 30 minutes, had ac working within 30 minutes, didn't want to charge an emergency service fee, so we had to force him to take overpayment which was pale in comparison value of the service he provided us. He educated me about my system, and didn't try to just push for new equipment. Straight up honest company that we will be using again!"

"Lake State Heating and Air Conditioning installed a furnace and A/C for us. Work was accomplished on schedule and with quality. We highly recommend.this company."

"We recently had a garage heater installed by Lake State, and we couldn’t be happier with the experience. Caleb completed the installation at our home in Ramsey, Minnesota and did an outstanding job from start to finish. He was able to get us scheduled very quickly — even working through some of the coldest winter days — which we truly appreciated. Caleb is experienced, knowledgeable, and clearly takes pride in his work. The installation was smooth, professional, and exactly what we were hoping for. We will absolutely continue using Lake State for future projects and all of our HVAC needs. Highly recommend!"

"Caleb was great to work with! He took the time to explain what was going on and answered my questions. I messaged him in the morning that our AC went out & he was here in a few hours and fixed it on the spot!"

"These guys do great work clean, professional, and quick turn around."

"Caleb did an exceptional job on our A/C. HIGHLY RECOMMEND!!"

"Caleb recently replaced my 35 year old furnace and AC at my office in Elk River. He was very easy to deal with. Was on time and completed the job in one day! Would definitely use Lake State Heating and Air and give them a superior recommendation! Rick Roche Owner of Elk Agency Insurance Elk River, Mn."

"Caleb is always awesome to work with! Dual head mini split system installed!"

"I highly recommend Lake State Heating and Air Conditioning I recently had an HVAC diagnostic service performed, and I was highly impressed with the thoroughness and professionalism of the technician. From the moment they arrived, the technician was punctual, courteous, and clearly knowledgeable about HVAC systems. The diagnostic process was detailed and efficient. The technician explained each step, ensuring I understood what was being checked and why. They identified the issue quickly and provided clear recommendations for repair, including potential costs and timelines, which I greatly appreciated. What stood out the most was the technician's attention to detail and their willingness to answer all my questions patiently. This transparency gave me confidence in the service provided. Additionally, the equipment used appeared modern and well-maintained, which contributed to an accurate diagnosis. Overall, this HVAC diagnostic service exceeded my expectations. I would highly recommend it to anyone needing a reliable assessment of their HVAC system. Rating: 5/5 Stars"

"Caleb was great! He showed up the same day I contacted him, diagnosed the problem, ordered the part, and was back 2 days later to fix it. Timely, fair pricing, good work, and a very nice guy as well!"

"The Lake State team did a great job installing some mini splits in our home. Fair prices, quick install time and took time to make sure we knew how everything worked. I would hire them again for any HVAC projects in the future."

"caleb, did a fantastic job of hooking up a garage heater for me. he was professional and reliable and open to small jobs if needed. Thanks"

"I had Caleb out to work on rerouting some air ducts for my bathroom remodel and a tune up my furnace and A/C. He was very accommodating and quick to schedule. He did a great job and I would and will happily refer him with others needing HVAC work."