63 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Greenville: Glenn's Heating, Air Conditioning and Electrical, CR Score 93/100; 4.9★ from 1,997 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Delcor Inc. Heating Cooling Plumbing, posts 24/7 hours; ranked #2 of 63.
Most-reviewed: NuBlue Electric, Plumbing and Air, 1,812 Google reviews at 4.9★, the most of 63 ranked after Glenn's Heating, Air Conditioning and Electrical; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
63 Greenville HVAC contractors are ranked here by CR Score, from 8 published factors. 12 are open 24/7, 27 open Saturdays and 20 open Sundays, based on posted hours. The median Google rating is 4.7★ across 63 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Glenn's Heating, Air Conditioning and Electrical | 93 | 4.9★ (1,997) | Greenville | Sat · Sun | Overall |
| 2 | Delcor Inc. Heating Cooling Plumbing | 92 | 4.7★ (421) | Greenville | 24/7 | Emergencies |
| 3 | Advance Mechanical Heating & Air Conditioning | 91 | 4.9★ (538) | Greenville | Sat · Sun · Evenings | — |
| 4 | J & J Mechanical, Inc. | 90 | 4.8★ (616) | Greenville | Sat · Sun · Evenings | — |
| 5 | Eastern Mechanical Group | 89 | 4.8★ (160) | Winterville, 6 mi away | 24/7 | — |
| 6 | NuBlue Electric, Plumbing and Air | 89 | 4.9★ (1,812) | Greenville | Sat | Most reviews |
| 7 | Wilson Rhodes Heating & Air Conditioning | 89 | 4.6★ (69) | Greenville | 24/7 | — |
| 8 | Delta Air Conditioning and Electrical LLC | 88 | 5.0★ (94) | Greenville | 24/7 | — |
| 9 | Coop's Heating and Air Services Plus, LLC | 87 | 4.8★ (43) | Winterville, 6 mi away | 24/7 | — |
| 10 | The Air Doctor | 86 | 4.8★ (74) | Greenville | Sat · Sun · Evenings | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.9★ from 1,997 Google reviews, the most Google reviews on this list (1,997).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #2 because of its Google rating and availability: 4.7★ from 421 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #3 because of its Google rating and trade focus: 4.9★ from 538 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #4 because of its Google rating and trade focus: 4.8★ from 616 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Winterville, 6 mi away
Ranked #5 because of its Google rating and availability: 4.8★ from 160 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,812 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #7 because of its Google rating and availability: 4.6★ from 69 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #8 because of its Google rating and trade focus: 5.0★ from 94 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Winterville, 6 mi away
Ranked #9 because of its Google rating and availability: 4.8★ from 43 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #10 because of its Google rating and trade focus: 4.8★ from 74 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #11 because of its Google rating and trade focus: 4.8★ from 72 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #12 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kinston, 17 mi away
Ranked #13 because of its Google rating and availability: 5.0★ from 45 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in New Bern, 24 mi away
Ranked #14 because of its Google rating and availability: 4.8★ from 173 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #15 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #16 because of its Google rating and availability: 3.5★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #17 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “HVAC contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Greenville
Ranked #18 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Tarboro, 22 mi away
Ranked #19 because of its Google rating and availability: 4.8★ from 43 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #20 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ayden, 19 mi away
Ranked #21 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #22 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Greenville
Ranked #23 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Wilson, 10 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Greenville
Ranked #25 because of its Google rating and trade focus: 4.8★ from 9 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
#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 63 ranked HVAC contractors here; the rest are on their profiles.
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.
National price ranges in USD, not adjusted for Greenville. 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 |
In North Carolina, North Carolina State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors licenses Heating and air conditioning contractor licenses.
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
HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.
We scored 63 Greenville HVAC contractors on 8 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. Unknown factors are left out of the score, 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 Greenville data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |