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Hegarty Plumbing
Boilers, heat pumps and mini-splits installed4.9
Verified record
Mechanical Maintenance and Prevention, LLC is listed in Quincy as an HVAC maintenance and repair provider. HomeAdvisor lists HVAC equipment maintenance, heating and air-conditioning maintenance, infrared scanning, mini-split installation and repairs, and water treatment, along with free estimates, warranties, and trade license number 9482. All three HomeAdvisor reviews, dated August and September 2025, are five-star. Customers describe friendly and professional staff, work across numerous properties, precise and neat service, and strong customer service; one reviewer specifically praised piping workmanship. The profile shows one project and a small review sample, so confirm the exact scope, warranty terms, licensing, and availability for your job before booking. The available record supports HVAC maintenance, repair, and mini-split work, but does not establish broader service coverage.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Mechanical Maintenance and Prevention, LLC. 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
We used this contractor on numerous properties and we were never disappointed.
Maintenance Mechanical always does a wonderful job, great service, friendly and professional staff
Best customer service. Very professional, precise, and neat with the work. I never thought piping could look like art work! Would definitely recommend.
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1 change recorded — last scanned Sep 17, 2026.
Boilers, heat pumps and mini-splits installed4.9
