Cornwell Heating & CoolingHVAC contractor in Sumter, SC
Cornwell Heating & Cooling is an HVAC contractor in Sumter, SC, ranked #6 of 27 HVAC contractors in Sumter and rated 5.0 from 13 Google reviews. Open 24 hours a day, 7 days a week.
Sumter, SCUpdated 0 paid placements in any rankingHow we rank
Key facts
| Phone | (803) 464-1937 |
|---|---|
| Hours | Open 24 hours, 7 days a week |
| Google rating | 5.0 from 13 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- HVACmain tradeGoogle main category
Service area
Based in Sumter, SCView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
| Sunday | Open 24 hours |
- Open 24/7
- Open evenings — no
- Open Saturdays
- Open Sundays
- Emergency service
Typical heating and cooling prices
| Job | Low | Typical | High |
|---|---|---|---|
| AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range | $3,887 | $5,978 | $8,073 |
| Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range | $2,823 | $4,814 | $6,896 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Compare nearby HVAC contractors
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Cornwell Heating & Cooling (this business) | — | 60 | 5.0 (13) | — | Yes | Yes | |
| Advance Heating & Air Inc | #4 | 64 | 5.0 (268) | — | Yes | Yes | 4.4 mi |
| Ishine Heating & Air Conditioning, | #5 | 63 | 5.0 (117) | — | Yes | No | 16.3 mi |
| Hill Plumbing & Air | #7 | 60 | 4.5 (239) | — | No | No | 8.9 mi |
Reviews
ContractorsRanked reviews
No ContractorsRanked reviews yet
5.0from 13 Google reviews
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Questions about Cornwell Heating & Cooling
How is Cornwell Heating & Cooling ranked in Sumter?
Cornwell Heating & Cooling is ranked #6 of 27 HVAC contractors in Sumter by CR Score, with 60 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.
What are Cornwell Heating & Cooling’s hours?
Cornwell Heating & Cooling is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.
What do Google reviews say about Cornwell Heating & Cooling?
Cornwell Heating & Cooling has a rating of 5.0 from 13 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.