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A 2025 customer whose AC had stopped cooling the house said the company repaired the unit and left no garbage behind. In a 2025 review, a customer said Marlborough Air Conditioning & Heating replaced an outdated HVAC system with a new, energy-efficient model. That customer said the technicians were punctual and courteous, explained the installation process, and left the work area spotless, and wrote that their energy bills had decreased since the installation. Its Google rating is 4.9 stars from 28 ratings.
Such a lovely company!
They were great to work with while we were having outages and our AC stopped cooling the house. Repaired my unit and left no garbage behind! That's what I call good customer service.
Very engaging in their attitude towards customers. Won't leave you hanging
I recently had the pleasure of working with Marlborough Air Conditioning & Heating Inc. in Marlborough, MA, and I couldn't be more satisfied with their service. From the initial consultation to the completion of the project, their team demonstrated exceptional professionalism and expertise. They promptly replaced my outdated HVAC system with a new, energy-efficient model. The technicians were punctual, courteous, and took the time to explain the installation process, ensuring I was comfortable with the operation of the new system. They also left the work area spotless, which I greatly appreciated. Since the installation, my home's comfort level has significantly improved, and I've noticed a decrease in my energy bills. I highly recommend Marlborough Air Conditioning & Heating Inc. to anyone in need of HVAC services in the Marlborough area. Their commitment to quality workmanship and customer satisfaction is truly commendable.
Great service and very fast delivery.
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1 change recorded — last scanned Sep 26, 2026.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Marlborough Air Conditioning & Heating Inc. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$5,000 – $11,400
Typical HVAC project around $8,200
Large mini split job done in one day4.5
Heat pump installs with an hour-long walkthrough3.9
