66/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 519 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 519 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 107 W N 2nd St, Seneca, SC 29678
Best HVAC Contractors in Seneca, SC (2026)
67 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Seneca: Best Services of Oconee, CR Score 66/100; 4.9★ from 519 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Pittman Heating & Air Conditioning Inc, posts 24/7 hours; ranked #2 of 67.
- 5
Most-reviewed: Complete Heat and Air, 2,220 Google reviews at 5.0★, the most of 67 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
67 Seneca HVAC contractors are ranked here by CR Score, from ten published factors. 19 are open 24/7, 36 open Saturdays and 28 open Sundays, based on posted hours. The median Google rating is 4.9★ across 67 rated businesses.
Top 10 HVAC contractors in Seneca at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Best Services of Oconee | 66 | 4.9★ (519) | Seneca | 24/7 | Overall |
| 2 | Pittman Heating & Air Conditioning Inc | 65 | 4.8★ (340) | Seneca | 24/7 | Emergencies |
| 3 | PECO Heating & Cooling | 64 | 4.9★ (924) | Central, 10 mi away | 24/7 | — |
| 4 | McGee Heating & Air Inc. | 63 | 4.8★ (1,741) | Anderson, 17 mi away | 24/7 | — |
| 5 | Complete Heat and Air | 62 | 5.0★ (2,220) | Easley, 20 mi away | Sat · Sun · Evenings | Most reviews |
| 6 | David Taylor Heating & Air | 61 | 5.0★ (375) | Anderson, 18 mi away | 24/7 | — |
| 7 | Heavenly Aire | 61 | 4.9★ (653) | Seneca | — | — |
| 8 | McGee Heating & Air Inc. | 61 | 4.9★ (988) | Easley, 24 mi away | 24/7 | — |
| 9 | One Hour Heating & Air Conditioning | 61 | 4.8★ (1,286) | Easley, 24 mi away | 24/7 | — |
| 10 | Nano Environmental Solutions Commercial Division | 60 | 4.7★ (27) | Seneca | 24/7 | — |
The 67 best HVAC contractors in Seneca, 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 Seneca
65/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 340 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 340 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 205 By Pass 123, Seneca, SC 29678
Based in Central, 10 mi away
64/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 924 Google reviews, listed on Google as “Air conditioning contractor”.
- 4.9★ from 924 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 727 Church St, Central, SC 29630
Based in Anderson, 17 mi away
63/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 1,741 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,741 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2729 Whitehall Rd, Anderson, SC 29625
Based in Easley, 20 mi away
62/100CR ScoreRanked #5 because of its Google rating and review volume: 5.0★ from 2,220 Google reviews, the most in Seneca.
- 5.0★ from 2,220 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 1252 Old Liberty Rd, Easley, SC 29640
Based in Anderson, 18 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 375 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 375 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 107 C-9-150A, Anderson, SC 29625
Based in Seneca
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 653 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 653 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 215 Tokeena Rd, Seneca, SC 29678
Based in Easley, 24 mi away
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 988 Google reviews, listed on Google as “Heating contractor”.
- 4.9★ from 988 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 102 Powdersville Rd, Easley, SC 29642
Based in Easley, 24 mi away
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 1,286 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,286 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1679 E Main St, Easley, SC 29640
Based in Seneca
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.7★ from 27 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 27 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 164 Lawrence Ln, Seneca, SC 29678
Based in Piedmont, 21 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 646 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 646 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5320 SC-81, Williamston, SC 29697
Based in Seneca
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 137 Google reviews, listed on Google as “Air conditioning contractor”.
- 5.0★ from 137 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 402 E Railroad St, Seneca, SC 29678
#13 Gerald HVAC LLC
Based in Seneca
59/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Air conditioning contractor”.
- 5.0★ from 17 Google reviews
- Hours
- Mon–Sun 7:30 AM–5 PM
#14 AHC Services
Based in Anderson, 17 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 49 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 129 Saddle Brook, Anderson, SC 29625
Based in Powdersville, 24 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 135 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 135 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#16 Arctic Air
Based in Toccoa, 3 mi away
57/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 95 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 95 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in Anderson, 16 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 26 Google reviews, listed on Google as “Heating contractor”.
- 4.9★ from 26 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2005 Avant Cir, Anderson, SC 29625
Based in Anderson, 21 mi away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 100 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 100 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Anderson, 24 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 248 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 248 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 3499 E River St, Anderson, SC 29621
Based in Easley, 21 mi away
56/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 64 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 64 Google reviews
- Hours
- Mon–Sun 8 AM–11 PM
- Address
- 917 Anderson Hwy, Easley, SC 29642
Based in Clemson, 10 mi away
56/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “HVAC contractor”.
- 4.6★ from 22 Google reviews
- Hours
- Mon–Sun 8 AM–10 PM
- Address
- 154 Exchange St, Pendleton, SC 29670
Based in Central, 14 mi away
56/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 30 Google reviews
- Hours
- Mon–Sun 8 AM–4:30 PM
Based in Seneca
56/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Air conditioning contractor”.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
- Address
- 539 By Pass 123 D, Seneca, SC 29678
Based in Anderson, 25 mi away
56/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 137 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 137 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun 9 AM–5 PM
- Address
- 6602 SC-81, Starr, SC 29684
#25 Phoenix hvac llc
Based in Piedmont, 24 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Air conditioning contractor”.
- 4.9★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 531 Cherokee Rd, Pelzer, SC 29669
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 67 ranked HVAC contractors here; the rest are on their profiles.
Also serving Seneca
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 |
|---|---|---|
| Air Doctor LLC | 5.0★ (1) | 20 mi |
| Alsbury Builders LLC | 5.0★ (1) | 20 mi |
| American Plumbing | 5.0★ (70) | In Seneca |
| Carson Services,LLC | 4.7★ (19) | 22 mi |
| Champions Heating and Air | 5.0★ (2) | 25 mi |
| Comfort Oaks Landscaping | 5.0★ (8) | 24 mi |
| Heating & Bonding | 5.0★ (2) | 24 mi |
| HVAC Loudon | 7 mi | |
| Integral Conditioning | 8 mi | |
| Jack's Heating & Cooling Inc | 1.0★ (2) | 24 mi |
| Jacks Heating & Cooling Inc | 5.0★ (1) | 23 mi |
| MCG Mechanical Services | 4.9★ (10) | 17 mi |
| Nations Services Inc | 5.0★ (1) | 24 mi |
| Parrish heating and air | 5.0★ (2) | 17 mi |
| Rapid Response Plumbing | 4.7★ (215) | In Seneca |
| Sears Heating and Air Conditioning | 2.0★ (2) | In Seneca |
| SERVPRO of Oconee/South Anderson Counties | 4.9★ (35) | In Seneca |
| SPC Home Improvements, L.L.C. | 1.0★ (2) | 15 mi |
| Total Comfort Installations | In Seneca | |
| Willimon heating&air | In Seneca |
How much do HVAC contractors cost in Seneca?
National price ranges in USD, not adjusted for Seneca. 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 South Carolina
In South Carolina, South Carolina Contractor’s Licensing Board (LLR) licenses Mechanical contractor licenses for commercial work; residential specialty contractors register with the Residential Builders Commission.
- 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 South Carolina
In South Carolina, 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 Seneca HVAC contractors
We scored 67 Seneca 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 Seneca 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 Seneca: frequently asked questions
Who is the best HVAC contractor in Seneca?
By CR Score, the highest-ranked HVAC contractor in Seneca, SC is Best Services of Oconee with a CR Score of 66/100. It has 4.9★ from 519 Google reviews. It is open 24/7. Pittman Heating & Air Conditioning Inc (#2) and PECO Heating & Cooling (#3) follow. We ranked 67 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in Seneca?
ContractorsRanked ranks 67 HVAC contractors serving Seneca, SC. 10 of them are based in Seneca; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in Seneca are open 24/7?
19 ranked HVAC contractors in Seneca post 24/7 hours. The highest-ranked are Best Services of Oconee (#1), Pittman Heating & Air Conditioning Inc (#2) and PECO Heating & Cooling (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Seneca work on weekends?
36 of 67 ranked HVAC contractors post Saturday hours and 28 post Sunday hours. The highest-ranked open Saturdays are Best Services of Oconee (#1), Pittman Heating & Air Conditioning Inc (#2) and PECO Heating & Cooling (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in South Carolina?
In South Carolina, South Carolina Contractor’s Licensing Board (LLR) handles licensing and covers Mechanical contractor licenses for commercial work; residential specialty contractors register with the Residential Builders Commission.
How much does ac replacement cost in Seneca?
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 Seneca. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Seneca HVAC contractors have?
The median Google rating among 67 rated HVAC contractors in Seneca is 4.9★, with a median of 26 reviews. Complete Heat and Air has the most, 2,220 reviews, and ranks #5. 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 Seneca?
In South Carolina, 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.
Update log for Seneca
- October 2026: CR Scores recalculated for 67 hvac contractors serving Seneca.
- October 2026: 1 duplicate listing merged.
More HVAC contractors and Seneca pages
HVAC contractors near Seneca
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- Window installers in Seneca49 ranked
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- Insulation contractors in Seneca8 ranked
- Solar installers in Seneca19 ranked
- Garage door repair companies in Seneca6 ranked
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- Tree services in Seneca66 ranked
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