· Sandwich, MA · 11 Jan Sebastian Dr, Sandwich, MA
Verified record
Massachusetts hvac licence 315-SM-B, with Pmg Mechanical Systems LLC as the holder of record, is expired on the state registry. The Better Business Bureau grade is A+. Procore Construction Network lists its services as Heating Ventilating and Air Conditioning HVAC and Plumbing.
Specializes in
Languages
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Pmg Mechanical Systems, 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
No changes recorded yet — last scanned Sep 28, 2026.
Prompt AC response4.5
Sewer line replaced and dug out by hand4.1
Replaced a failed boiler and water heater in two days4.0
Nighttime repair response3.5
Heating breakdown response3.6
Fast emergency response3.9
