Holy City Heating & Air, LLC
Charleston, SC Furnace Repair · #5 of 10 · 10+ yrs
ⓘVouched Score is calculated from publicly available signals: Google rating & review count, Yelp rating, BBB grade, review sentiment, years in business, local search ranking, and provider website content. Not a guarantee of service quality.Embed this score
At a glance
- Google rating
- 4.9★ from 1,055+ reviews
- In business
- 10+ years
- Yelp
- 4.3★ from 25+ reviews
- Services
- 3 Furnace Repair services
- Service area
- Charleston, SC + 2 nearby
Overview
Editorial review
Furnace repair specialist with focused diagnostic work and repair-first outcomes. The company lists a 20-year labor warranty. The team advertises emergency response available 24/7 for Lowcountry cold snaps. Local technicians are Charleston-based, experienced with coastal humidity and historic-home ventilation in Mount Pleasant.
Furnace repair serving Mount Pleasant and the greater Charleston area. Labor warranty listed as 20-Year (advertised). Emergency response available 24/7 (advertised). Heat-exchanger repair and commercial furnace services are explicitly listed.
Vouched Score breakdown — 79/100
Above the Charleston, SC Furnace Repair average of 78/100. Ranks #5 of 10 listed Furnace Repair providers in Charleston, SC.
Editorial Review
79
44%
Yelp Rating
82
3%
Google Rating
97
16%
Local Search Rank
43
9%
Review Sentiment
88
14%
Years in Business
50
4%
Google Review Volume
82
9%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How Holy City Heating & Air, LLC compares to the Charleston average
| Signal | Holy City Heating & Air, LLC | Charleston avg | Delta |
|---|---|---|---|
| Vouched Score | 79/100 | 78/100 | +1 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 1,055+ | 1,645+ | -590 vs avg |
| Years in business | 10+ | 39+ | -29 vs avg |
What customers say
Reviewers praise:
punctualitythorough diagnosticsprompt responsemaintenance plans
Pros
Verified strengths
- High Google rating (4.9★ across 1,055+ reviews)
- Long-established (10+ years in business)
Self-reported on their website — not independently verified.
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
- Maintenance plans available
- Specializes in furnace repair
When to choose them — and when to consider alternatives
Choose them if
- You need furnace tune-up & maintenance
- You need no-heat / emergency furnace repair
- You need furnace heat exchanger replacement
- You need same-day or after-hours service
- You need to finance the work
Consider alternatives if
- You want a BBB-rated firm specifically
Services
- Furnace Repair
- Emergency HVAC Service
- Commercial HVAC
Service area
Charleston, SC home · Repair Charleston, SC home · Repair Mount Pleasant, SC 6 mi
What Holy City Heating & Air, LLC publishes about pricing
Discounts
-
10% off
As published: 10% off"…otions $0 estimate FREE HVAC REPLACEMENT ESTIMATE 10% OFF WATER HEATERS NEW YEAR GREAT DEALS 18 MONTHS – NO…" -
20% off
As published: 20% off"…ally cares. Holy City Heating & Air is that team! 20% Off Equipment Repair Half Priced Service Fee Priority…"
Maintenance plans
-
Maintenance Plan
As published: Maintenance Plan"…p for free Book Now SpecialS Financing Promotions Maintenance Plan ABOUT Reviews Contact Us Gallery Careers Blog HVA…"
Guarantees & credentials
- 12-Year Warranty
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of Holy City Heating & Air, LLC?
Based on public records and customer reviews: High Google rating (4.9★ across 1,055+ reviews); Long-established (10+ years in business); Emergency response: 24/7; 12-Year labor warranty; Financing available; Free estimates; Maintenance plans available; Specializes in furnace repair.
When should I choose Holy City Heating & Air, LLC?
Choose them if: You need furnace tune-up & maintenance; You need no-heat / emergency furnace repair; You need furnace heat exchanger replacement; You need same-day or after-hours service; You need to finance the work.
When should I consider alternatives to Holy City Heating & Air, LLC?
Consider alternatives if: You want a BBB-rated firm specifically.
What is the Vouched Score for Holy City Heating & Air, LLC?
79/100. Top contributing signals: Google Rating 97/100+ Review Sentiment 88/100, Yelp Rating 82/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has Holy City Heating & Air, LLC been in business?
Holy City Heating & Air, LLC has been operating for 10+ years in Charleston, SC.
What does furnace repair service typically cost when working with a Charleston, SC provider like Holy City Heating & Air, LLC?
Furnace service call / diagnostic fee typically runs $65–$175, and hot surface igniter replacement runs $130–$390 in Charleston, South Carolina. These are area-wide market estimates, not Holy City Heating & Air, LLC's quotes. For an exact price, request a written estimate from Holy City Heating & Air, LLC.
What pricing terms does Holy City Heating & Air, LLC publish on their website?
Holy City Heating & Air, LLC's website publishes: 10% off, Maintenance Plan. Promotions and plans change — confirm currently-available terms with Holy City Heating & Air, LLC before acting.
Does Holy City Heating & Air, LLC do Furnace Repair in Charleston, SC?
Yes. Holy City Heating & Air, LLC lists Furnace Repair among its services and serves Charleston, SC, Repair Charleston, SC, and Repair Mount Pleasant, SC.
Does Holy City Heating & Air, LLC do Emergency HVAC Service in Charleston, SC?
Yes. Holy City Heating & Air, LLC lists Emergency HVAC Service among its services and serves Charleston, SC, Repair Charleston, SC, and Repair Mount Pleasant, SC.
Does Holy City Heating & Air, LLC do Commercial HVAC in Charleston, SC?
Yes. Holy City Heating & Air, LLC lists Commercial HVAC among its services and serves Charleston, SC, Repair Charleston, SC, and Repair Mount Pleasant, SC.
Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Holy City Heating & Air, LLC (this company) |
79/100 | 4.9★ (1,055+) | 10+ | — | 4.3★ | Heat-Exchanger Replacement Commercial Furnace Repair |
| 76/100 | 4.9★ (285+) | — | — | 4.3★ | — | |
| 80/100 | 4.9★ (885+) | 54+ | — | 3.7★ | Most Transparent Pricing Best Manufacturer-Authorized Repair |
|
| 76/100 | 4.9★ (260+) | 33+ | — | 3.5★ | — |
Listed in
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Profile last updated June 30, 2026.