14 AC Repair Contractors in Derry, NH
Top-Rated AC Repair Contractors in Derry
Paul The Plumber
“Positive reviews consistently praise technical skill and professionalism, while a single negative review cites cost concerns for minor work. Three named…”
Daigle Plumbing, Heating & Cooling
“All 942 reviews carry five-star ratings, with numerous reviewers naming specific technicians like Mike, Justin, and Jason as reasons for their satisfaction.…”
All AC Repair Contractors (14 total)
Lou's Custom Exhaust
“127 reviews yield a 4.7-star average with 5 named customers awarding full marks. Positive reviewers cite…”
Precision Heating & Gas Services
“Eighteen of sixty-five reviewers specifically mention emergency same-day or rapid response service. Fifteen…”
Cal's Air Conditioning & Heating
“All four published reviews award five stars, with three clients specifically mentioning urgent same-day…”
Kingdom Cooling
“Sixteen reviewers give Kingdom Cooling a 4.6-star average, with all five-star reviews praising the team's…”
CMP Plumbing & Heating - Plumbers In NH
“Eight reviewers awarded five-star ratings, with several specifically praising same-day response times and…”
Hatfield Brothers Mechanical LLC
“Seven of ten reviewers awarded perfect 5-star ratings and specifically named Matt as their technician,…”
Air Pro Hvac
“All nine reviews award 5 stars, with multiple reviewers specifically naming William or Will as the technician…”
Heavenly Heating and Air Conditioning, LLC
“All six reviews award five stars, with Paul named as the technician in three accounts. Positive feedback…”
Audette Mechanical
“All three reviewers award five stars, with two clients specifically naming Mike as the technician delivering…”
AC Repair Costs in Derry
Typical repair costs for Derry homeowners, by problem type.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call Usually credited toward repair | $83 | $132 | $220 |
Refrigerant recharge (R-410A) | $165 | $385 | $770 |
Capacitor replacement | $132 | $275 | $495 |
Fan motor replacement | $275 | $495 | $770 |
Compressor replacement | $880 | $1,980 | $3,080 |
Evaporator coil repair | $440 | $990 | $1,650 |
Labor (hourly rate) Per hour during business hours | $83 | $121 | $165 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Repair in Derry, NH: What to Expect
Southern New Hampshire experiences frigid winters with temperatures dropping to around 20 F alongside heavy snowfall, followed by warm and humid summers that climb to 82 F. This climate pattern intensifies wear on cooling systems and creates consistent demand for professional ac repair Derry, where ten contractors serve the area with a 3.9 average rating drawn from thousands of customer reviews.
Maintaining cooling systems in New Hampshire involves specific financial considerations. Diagnostic service calls run $83 to $220, while refrigerant recharges using R-410A cost $165 to $770, and capacitor replacements range from $132 to $495. These costs reflect the specialized knowledge required, as the state mandates that HVAC contractors hold either a Class A (unlimited), Class B (residential), or Class C (limited/service) license from the NH Office of Professional Licensure and Certification Board of Mechanical Safety.
Customer feedback points to several standout performers in the Derry area. Daigle Plumbing, Heating & Cooling holds a 4.8 rating across 942 reviews, with clients repeatedly mentioning technicians Mike, Justin, and Jason for their precision and reliable same-day responses. Derry Plumbing & Heating also maintains a 4.8 average, with multiple reviewers specifically noting emergency same-day service as a key reason for their five-star ratings.