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Priority One Services is a Medford, Massachusetts heating and air conditioning company that the Better Business Bureau lists as in business since 2006, with an A+ accreditation. It covers Medford, Malden, Everett, Somerville and Winchester, handling heating, air conditioning, boiler and ventilation installation and repair for the Greater Boston area, and points to OSHA certification and a Universal Freon Recovery Certificate for its technicians. The company cites HIC License #161190 for the business. Confirm that license with the state and get the scope of work and price in writing before booking.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from PRIORITY ONE SERVICES. 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
Specializes in
Also offers
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1 change recorded — last scanned Sep 12, 2026.
Transparent diagnostics5.0
Broad plumbing and HVAC range5.0
Repeat, years-long customers5.0
Water heater and boiler installs5.0
Two AC technicians out within a few hours5.0