66/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 7,956 Google reviews, the most in Derry Village.
- 4.8★ from 7,956 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 28 Commercial Ct, Auburn, NH 03032
Best HVAC Contractors in Derry Village, NH (2026)
593 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Derry Village: Heritage Home Service, CR Score 66/100; 4.8★ from 7,956 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): High Ground Service Pros - Plumbers Electricians & HVAC Technicians, posts 24/7 hours; ranked #2 of 593.
- 26
Most-reviewed: Joyce Cooling & Heating Inc., 5,079 Google reviews at 4.9★, the most of 593 ranked after Heritage Home Service; ranked #26.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
593 Derry Village HVAC contractors are ranked here by CR Score, from ten published factors. 162 are open 24/7, 288 open Saturdays and 203 open Sundays, based on posted hours. The median Google rating is 4.9★ across 593 rated businesses.
Top 10 HVAC contractors in Derry Village at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Heritage Home Service | 66 | 4.8★ (7,956) | Auburn, 5 mi away | 24/7 | Overall |
| 2 | High Ground Service Pros - Plumbers Electricians & HVAC Technicians | 64 | 4.9★ (2,303) | Manchester, 11 mi away | 24/7 | Emergencies |
| 3 | Southern New Hampshire Plumbing and Heating | 63 | 4.8★ (433) | Londonderry, 2 mi away | 24/7 | — |
| 4 | Patriot Oil Burner Service | 62 | 5.0★ (263) | Chester, 6 mi away | 24/7 | — |
| 5 | Derry Plumbing & Heating | 62 | 4.8★ (176) | Derry, 1 mi away | 24/7 | — |
| 6 | Walley's Heating & Air | 62 | 4.9★ (793) | Nashua, 12 mi away | 24/7 | — |
| 7 | LHR Plumbing Heating Cooling and Electric | 62 | 4.9★ (454) | Manchester, 9 mi away | 24/7 | — |
| 8 | A.J. LeBlanc Heating, A/C, Plumbing & Electrical | 62 | 4.8★ (683) | Bedford, 10 mi away | 24/7 | — |
| 9 | MillTown Plumbing, Heating, Cooling and Electrical | 61 | 4.8★ (2,927) | Chelmsford, 19 mi away | 24/7 | — |
| 10 | Northeast Heating & Cooling | 61 | 5.0★ (449) | Haverhill, 13 mi away | 24/7 | — |
The 593 best HVAC contractors in Derry Village, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Manchester, 11 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 2,303 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 2,303 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 201 Allard Dr, Manchester, NH 03102
Based in Londonderry, 2 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 433 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 433 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 39 Rockingham Rd, Londonderry, NH 03053
Based in Chester, 6 mi away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 263 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 263 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 261 N Pond Rd, Chester, NH 03036
Based in Derry, 1 mi away
62/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 176 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 176 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 71 Birch St Suite A, Derry, NH 03038
Based in Nashua, 12 mi away
62/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 793 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 793 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 35 E Hollis St, Nashua, NH 03060
Based in Manchester, 9 mi away
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 454 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 454 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 326 Lincoln St, Manchester, NH 03103
Based in Bedford, 10 mi away
62/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 683 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 683 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 45 S River Rd, Bedford, NH 03110
Based in Chelmsford, 19 mi away
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 2,927 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 2,927 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 131 Stedman St #6, Chelmsford, MA 01824
Based in Haverhill, 13 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 449 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 449 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12 Bond St, Haverhill, MA 01835
Based in Billerica, 16 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 1,626 Google reviews, listed on Google as “Air conditioning contractor”.
- 4.8★ from 1,626 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 116 Pawtucket Blvd, Tyngsborough, MA 01879
Based in Milford, 20 mi away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 1,832 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,832 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 96 Old Wilton Rd #1, Milford, NH 03055
Based in Manchester, 9 mi away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 598 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 598 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 76 Maple St, Manchester, NH 03103
Based in Manchester, 7 mi away
61/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 167 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 167 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 387 Pepsi Rd, Manchester, NH 03109
Based in Wilmington, 22 mi away
61/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 3,352 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 3,352 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 323 Andover St STE 2, Wilmington, MA 01887
Based in Nashua, 12 mi away
61/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 348 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 348 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 230 Amherst St Unit 103, Nashua, NH 03063
Based in North Andover, 18 mi away
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 562 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 562 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3 Johnson St, North Andover, MA 01845
Based in Fitchburg, 20 mi away
61/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 1,275 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,275 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 35 Lomar Park Dr, Pepperell, MA 01463
Based in Litchfield, 15 mi away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 320 Google reviews, listed on Google as “Air conditioning contractor”.
- 4.9★ from 320 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 17 Old Nashua Rd Unit 1B, Amherst, NH 03031
Based in Billerica, 20 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 476 Google reviews, listed on Google as “Heating contractor”.
- 5.0★ from 476 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 98 Billerica Ave B, North Billerica, MA 01862
Based in Chelmsford, 20 mi away
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 443 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 443 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 80 Brick Kiln Rd, Chelmsford, MA 01824
Based in Methuen, 14 mi away
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 313 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 313 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1 Toby St Unit 1, Methuen, MA 01844
Based in Exeter, 19 mi away
60/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 692 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 692 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8 Continental Dr, Exeter, NH 03833
Based in Haverhill, 15 mi away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 545 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 545 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 72 S Kimball St, Haverhill, MA 01835
Based in Concord, 20 mi away
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 539 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 539 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7 Tallwood Dr Units 5-7, Bow, NH 03304
HVAC contractors ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 593 ranked HVAC contractors here; the rest are on their profiles.
Also serving Derry Village
20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Advanced Quality Air | 4.8★ (20) | 8 mi |
| Advanced Refrigeration & AC | 3.0★ (2) | 10 mi |
| All Purpose Mechanical | 4.5★ (2) | 12 mi |
| Bolla Electrical & HVAC Services | 5.0★ (2) | 14 mi |
| Buonagurio HVAC | 5.0★ (2) | 13 mi |
| Fusion Mechanical Services | 3.0★ (2) | 10 mi |
| Harley Weymouth Plumbing & Heating | 5.0★ (2) | 12 mi |
| HVAC Unlimited LLC | 5.0★ (2) | 11 mi |
| J. Griffin Heating & Plumbing Inc | 5.0★ (643) | 25 mi |
| JLEMOS HVAC | 5.0★ (2) | 14 mi |
| Krafton plumbing and heating | 5.0★ (2) | 10 mi |
| Logan Heating & AC | 5.0★ (2) | 15 mi |
| Mikey Pipes Plumbing & Heating LLC | 5.0★ (2) | 12 mi |
| Patriot Heating & Cooling, LLC | 4.8★ (174) | 12 mi |
| Purple HVAC | 5.0★ (2) | 12 mi |
| R.H. Young Cooling and Heating, Inc. | 4.8★ (265) | 21 mi |
| Revise Heating and Cooling | 5.0★ (2) | 15 mi |
| Spencer Deal Heating Services LLC | 4.0★ (2) | 6 mi |
| Suspended Profile for Non Payment of Services - JP HVAC Services | 3.0★ (2) | 14 mi |
| Valerio Air Systems Inc | 3.0★ (2) | 13 mi |
How much do HVAC contractors cost in Derry Village?
National price ranges in USD, not adjusted for Derry Village. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
When to hire an HVAC contractor in New Hampshire
In New Hampshire, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
How we ranked Derry Village HVAC contractors
We scored 593 Derry Village HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Derry Village data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
HVAC contractors in Derry Village: frequently asked questions
Who is the best HVAC contractor in Derry Village?
By CR Score, the highest-ranked HVAC contractor in Derry Village, NH is Heritage Home Service with a CR Score of 66/100. It has 4.8★ from 7,956 Google reviews. It is open 24/7. High Ground Service Pros - Plumbers Electricians & HVAC Technicians (#2) and Southern New Hampshire Plumbing and Heating (#3) follow. We ranked 593 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in Derry Village?
ContractorsRanked ranks 593 HVAC contractors serving Derry Village, NH. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in Derry Village are open 24/7?
162 ranked HVAC contractors in Derry Village post 24/7 hours. The highest-ranked are Heritage Home Service (#1), High Ground Service Pros - Plumbers Electricians & HVAC Technicians (#2) and Southern New Hampshire Plumbing and Heating (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Derry Village work on weekends?
288 of 593 ranked HVAC contractors post Saturday hours and 203 post Sunday hours. The highest-ranked open Saturdays are Heritage Home Service (#1), High Ground Service Pros - Plumbers Electricians & HVAC Technicians (#2) and Southern New Hampshire Plumbing and Heating (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does ac replacement cost in Derry Village?
AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Derry Village. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Derry Village HVAC contractors have?
The median Google rating among 593 rated HVAC contractors in Derry Village is 4.9★, with a median of 18 reviews. Heritage Home Service has the most, 7,956 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.
When is the best time to hire an HVAC contractor in Derry Village?
In New Hampshire, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
How does ContractorsRanked rank HVAC contractors?
Each HVAC contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Update log for Derry Village
- October 2026: CR Scores recalculated for 593 hvac contractors serving Derry Village.
- October 2026: 9 duplicate listings merged.
More HVAC contractors and Derry Village pages
HVAC contractors near Derry Village
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Other trades in Derry Village
- Roofers in Derry Village822 ranked
- Plumbers in Derry Village407 ranked
- Electricians in Derry Village368 ranked
- General contractors in Derry Village554 ranked
- Painters in Derry Village163 ranked
- Landscapers in Derry Village232 ranked
- Handymen in Derry Village72 ranked
- Kitchen remodelers in Derry Village289 ranked
- Bathroom remodelers in Derry Village277 ranked
- Flooring contractors in Derry Village191 ranked
- Tile installers in Derry Village31 ranked
- Drywall contractors in Derry Village15 ranked
- Concrete contractors in Derry Village100 ranked
- Fence contractors in Derry Village92 ranked
- Deck builders in Derry Village158 ranked
- Siding contractors in Derry Village407 ranked
- Window installers in Derry Village332 ranked
- Gutter installers in Derry Village109 ranked
- Insulation contractors in Derry Village56 ranked
- Solar installers in Derry Village123 ranked
- Garage door repair companies in Derry Village52 ranked
- Foundation repair companies in Derry Village133 ranked
- Tree services in Derry Village191 ranked
- Masonry contractors in Derry Village228 ranked
- Water damage restoration companies in Derry Village320 ranked
- Home builders in Derry Village388 ranked
- Demolition contractors in Derry Village53 ranked
- All contractors in Derry Village