62/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 72 Google reviews, the most in Houlton.
- 4.8★ from 72 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 29 Bangor St, Houlton, ME 04730
Best HVAC Contractors in Houlton, ME (2026)
5 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Houlton: Dead River Company, CR Score 62/100; 4.8★ from 72 Google reviews.
- 2
Best for emergencies (open 24/7): Off Grid Mechanical, posts 24/7 hours; ranked #2 of 5.
- 3
Most-reviewed: Daigle Oil Company, 20 Google reviews at 4.6★, the most of 5 ranked after Dead River Company; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
5 Houlton HVAC contractors are ranked here by CR Score, from ten published factors. 1 is open 24/7, 1 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.4★ across 5 rated businesses.
Top 5 HVAC contractors in Houlton at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Dead River Company | 62 | 4.8★ (72) | Houlton | — | Overall |
| 2 | Off Grid Mechanical | 61 | 4.4★ (14) | Houlton | 24/7 | Emergencies |
| 3 | Daigle Oil Company | 57 | 4.6★ (20) | Houlton | — | Most reviews |
| 4 | J.H. McPartland & Sons | 56 | 4.3★ (15) | Houlton | — | — |
| 5 | Harbison Plumbing, Heating and Air Conditioning | 55 | 3.6★ (16) | Houlton | — | — |
The 5 best HVAC contractors in Houlton, 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 Houlton
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.4★ from 14 Google reviews, listed on Google as “HVAC contractor”.
- 4.4★ from 14 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Houlton
57/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.6★ from 20 Google reviews, listed on Google as “HVAC contractor”.
- 4.6★ from 20 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 50 Bangor St, Houlton, ME 04730
Based in Houlton
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.3★ from 15 Google reviews, listed on Google as “HVAC contractor”.
- 4.3★ from 15 Google reviews
- Hours
- Mon–Fri 7 AM–4:30 PM · Sat–Sun closed
- Address
- 3 Mechanic St, Houlton, ME 04730
Based in Houlton
55/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.6★ from 16 Google reviews, listed on Google as “Heating contractor”.
- 3.6★ from 16 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 98 Bangor St, Houlton, ME 04730
How much do HVAC contractors cost in Houlton?
National price ranges in USD, not adjusted for Houlton. 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 Maine
In Maine, 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 Houlton HVAC contractors
We scored 5 Houlton 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 Houlton 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 Houlton: frequently asked questions
Who is the best HVAC contractor in Houlton?
By CR Score, the highest-ranked HVAC contractor in Houlton, ME is Dead River Company with a CR Score of 62/100. It has 4.8★ from 72 Google reviews. Off Grid Mechanical (#2) and Daigle Oil Company (#3) follow. We ranked 5 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in Houlton?
ContractorsRanked ranks 5 HVAC contractors serving Houlton, ME. 5 of them are based in Houlton; the rest serve it from nearby towns. Counts are as of October 2026.
Which HVAC contractors in Houlton are open 24/7?
1 ranked HVAC contractor in Houlton posts 24/7 hours. The highest-ranked is Off Grid Mechanical (#2). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Houlton work on weekends?
1 of 5 ranked HVAC contractors post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays is Off Grid Mechanical (#2). Posted hours are office hours; crews may book weekend jobs separately.
How much does ac replacement cost in Houlton?
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 Houlton. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Houlton HVAC contractors have?
The median Google rating among 5 rated HVAC contractors in Houlton is 4.4★, with a median of 16 reviews. Dead River Company has the most, 72 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 Houlton?
In Maine, 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 Houlton
- October 2026: CR Scores recalculated for 5 hvac contractors serving Houlton.
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