15 HVAC Service Contractors in Derry, NH
Top-Rated HVAC Service 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 HVAC Service Contractors (15 total)
Green Collar
“5 of 6 detailed reviews award 1 or 2 stars, citing equipment malfunctions and unhelpful staff interactions as…”
Precision Heating & Gas Services
“Eighteen of sixty-five reviewers specifically mention emergency same-day or rapid response service. Fifteen…”
Cornerstone IAQ Services LLC
“All five-star reviews describe specific work, with customers repeatedly praising the team's thorough approach…”
Dalpe Electric LLC
“All five-star reviewers praised specific technicians by name, with John, Jon, and Josh each mentioned…”
D&M Electric
“Thirty-six reviews produce a perfect 5.0 average rating, with every client awarding the highest score. Two…”
Cal's Air Conditioning & Heating
“All four published reviews award five stars, with three clients specifically mentioning urgent same-day…”
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,…”
Nusbaum Electric, Inc.
“Five of seven reviewers awarded five stars, with four specifically mentioning technician Ted's same-day…”
Audette Mechanical
“All three reviewers award five stars, with two clients specifically naming Mike as the technician delivering…”
HVAC Service Costs in Derry
General HVAC service pricing across maintenance, repair, and installation in Derry.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $81 | $130 | $216 |
Routine tune-up (single system) | $76 | $135 | $216 |
Standard repair (avg) | $162 | $648 | $1,296 |
Major repair (compressor, heat exchanger) | $1,620 | $2,700 | $3,780 |
New system installation (mid-range) | $7,020 | $11,340 | $15,120 |
Full HVAC replacement AC + furnace combined | $12,517 | $14,504 | $15,228 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in Derry, NH: What to Expect
Southern New Hampshire delivers a heating season that stretches from October through April, with overnight lows dipping into the 20s and consistent demand for reliable warmth. Humid summers push daytime highs into the 80s, creating real cooling needs for Derry homeowners. With 22 contractors serving the area and an average rating of 4.3 across more than 6,800 customer reviews, HVAC service in Derry functions as an essential year-round investment for home comfort.
Costs in this market follow predictable ranges. A service call runs $81 to $216, while routine maintenance, such as a tune-up for a single system, typically costs $76 to $216. Standard repairs average between $162 and $1,296, depending on what component fails. In New Hampshire, HVAC contractors must hold either a Class A, Class B, or Class C license from the Office of Professional Licensure and Certification, with local permitting governing the specific work allowed in each municipality.
Customer reviews point toward contractors who respond quickly and explain their work clearly. Daigle Plumbing, Heating & Cooling holds a 4.8 rating across 942 reviews, with clients repeatedly mentioning technicians Mike, Justin, and Jason for same-day availability. Derry Plumbing & Heating also carries a 4.8 average, with several reviewers highlighting emergency same-day response. Paul The Plumber earns a 4.7 rating with consistent praise for technical skill and professionalism, though a small number of customers note higher charges for straightforward repairs.