62/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 179 Google reviews, the most in Dumas.
- 4.8★ from 179 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
- Address
- 501 S Dumas Ave, Dumas, TX 79029
Best HVAC Contractors in Dumas, TX (2026)
5 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Dumas: Winkelman Heating and Air Conditioning, CR Score 62/100; 4.8★ from 179 Google reviews.
- 3
Most-reviewed: Lewis Plumbing & Heating Inc, 46 Google reviews at 4.5★, the most of 5 ranked after Winkelman Heating and Air Conditioning; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
5 Dumas HVAC contractors are ranked here by CR Score, from ten published factors. 1 open Saturdays, based on posted hours. The median Google rating is 4.5★ across 5 rated businesses.
Top 5 HVAC contractors in Dumas at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Winkelman Heating and Air Conditioning | 62 | 4.8★ (179) | Dumas | — | Overall |
| 2 | CASTILLO HEATING AND AIR LLC | 57 | 4.7★ (27) | Dumas | — | — |
| 3 | Lewis Plumbing & Heating Inc | 56 | 4.5★ (46) | Dumas | Sat | Most reviews |
| 4 | Grace Heating & Air | 55 | 3.8★ (29) | Dumas | — | — |
| 5 | GOODWIN HEATING & AIR INC. | 54 | 3.6★ (13) | Dumas | — | — |
The 5 best HVAC contractors in Dumas, 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 Dumas
57/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.7★ from 27 Google reviews, listed on Google as “Heating contractor”.
- 4.7★ from 27 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 6329 TX-152, Dumas, TX 79029
Based in Dumas
56/100CR ScoreRanked #3 because of its Google rating and review volume: 4.5★ from 46 Google reviews.
- 4.5★ from 46 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–6 PM · Sun closed
- Address
- 405 S Porter Ave, Dumas, TX 79029
Based in Dumas
55/100CR ScoreRanked #4 because of its Google rating and trade focus: 3.8★ from 29 Google reviews, listed on Google as “Air conditioning contractor”.
- 3.8★ from 29 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in Dumas
54/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.6★ from 13 Google reviews, listed on Google as “Air conditioning contractor”.
- 3.6★ from 13 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 519 N Dumas Ave, Dumas, TX 79029
How much do HVAC contractors cost in Dumas?
National price ranges in USD, not adjusted for Dumas. 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 |
How to check an HVAC contractor's license in Texas
In Texas, Texas Department of Licensing and Regulation (TDLR) licenses Air conditioning and refrigeration contractor licenses (Class A and B).
- Search the business name or license number on the Texas Department of Licensing and Regulation (TDLR) license lookup.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
When to hire an HVAC contractor in Texas
In Texas, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
How we ranked Dumas HVAC contractors
We scored 5 Dumas 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 Dumas 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 Dumas: frequently asked questions
Who is the best HVAC contractor in Dumas?
By CR Score, the highest-ranked HVAC contractor in Dumas, TX is Winkelman Heating and Air Conditioning with a CR Score of 62/100. It has 4.8★ from 179 Google reviews. CASTILLO HEATING AND AIR LLC (#2) and Lewis Plumbing & Heating Inc (#3) follow. We ranked 5 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in Dumas?
ContractorsRanked ranks 5 HVAC contractors serving Dumas, TX. 5 of them are based in Dumas; the rest serve it from nearby towns. Counts are as of October 2026.
Which HVAC contractors in Dumas work on weekends?
1 of 5 ranked HVAC contractors post Saturday hours. The highest-ranked open Saturdays is Lewis Plumbing & Heating Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in Texas?
In Texas, Texas Department of Licensing and Regulation (TDLR) handles licensing and covers Air conditioning and refrigeration contractor licenses (Class A and B). Search the business or license number at https://www.tdlr.texas.gov/LicenseSearch/.
How much does ac replacement cost in Dumas?
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 Dumas. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Dumas HVAC contractors have?
The median Google rating among 5 rated HVAC contractors in Dumas is 4.5★, with a median of 29 reviews. Winkelman Heating and Air Conditioning has the most, 179 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 Dumas?
In Texas, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
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 Dumas
- October 2026: CR Scores recalculated for 5 hvac contractors serving Dumas.
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