Best heating and air conditioning pros near Marlborough, MO

"Great Experience. I was concerned about the 22 yr age of our air conditioner able to keep working and wonder if a long wait time to get a product shipped like refrigerators last year, I called for a quote and within a week it was installed and working! Installers worked tirelessly until their work was done, clean and neat!"

"Our tech Robert installed an intake pipe for our HVAC unit to the outside. Tech arrived and completed the work to specifications. We will continue to use Dunn for our HVAC needs going forward. Thank you!"

"Yearly check up on my HVAC system. Found n fixed a problem. Applied senior discount. Prompt n courteous."

"Installed a new gas water heater. Was very knowledgeable and got it done. Great job, thank you Sam."

"MCS techs were very courteous. New HVAC system install went well. They explained all their work professionally. Also found a crack in the flue and replaced which was overlooked by a previous contractor. They are very thorough and reasonable. I highly recommend MCS."

"They came out and cleaned the outside unit. The a/c is doing a better job keeping up with this heat."

"The gas heater igniter replacement was done same day with original brand “Goodman” parts for fair price. I also received free advice on the proper maintenance of the HVAC units for the 4-family property where I’m an owner-occupant. I only used Angi’s list because my usual repair person was out of town and am very glad I did based on this experience!"

"The owner was very knowledgable and courteous and really took the time to explain what was wrong and didn't charge a hefty fee for looking at the air conditioner and fixing it. I will definitely use his services again."

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Had new hvac, furnace, and hwh installed. Furnace had a couple of air leaks between a coil and furnace which I fixed myself. Hvac was spot on. Hwh failed first inspection, but was corrected in same day. For the premium price paid, these issues should not happen. Quality 4.5 because of these issues, same goes for value. Customer service is very good. They are very professional, work looks very good, clean worksite afterwards. I would recommend, but don't think about negotiating price with them. Their labor is very high."