Verified record
North Air Systems carries an A+ grade from the BBB, and BuildZoom shows 36 projects for the company. On Google it holds 4.5 stars from 4 ratings. A 2023 customer said they were pretty happy with Derek and North Air Systems in general, but very unhappy that their expensive LG split units for heating and air-conditioning had failed after six years. Connecticut lists its S1 heating and cooling contractor licence, HTG.0390759-S1, as active, held by North Air Systems LLC.
In general, I’m pretty happy with Derek and North air systems. What I am very unhappy about is the fact that my expensive LG split units for heating and air-conditioning have failed after six years. I think when you’re paying thousands of dollars for equipment it should last longer than that.
Typical your area range for this kind of work, from regional averages — not a quote from North Air 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
Specializes in
Languages
1 change recorded — last scanned Oct 13, 2026.
Geothermal service, with Steven identifying what was needed4.5
Thermostat diagnosis that avoided an $8,000 quote4.3
State-verified HVAC license since 2014Not yet rated
