Best HVAC Companies in Greenville, SC: 12 Picks (2026)

Why Greenville's Humid Summers Make HVAC Maintenance Essential

Greenville's hot, humid summers put extra strain on home cooling systems and raise peak electricity use and mold risk. Homeowners searching for the best HVAC companies in Greenville, SC should prioritize maintenance, quick emergency service, and humidity-focused indoor air quality solutions.

Quick Picks

Vouched Score: 86
Best for Ductwork & SealingCorley Plumbing Air Electric
Best for Smart Thermostat InstallCorley Plumbing Air Electric
Flat-rate pricing
Free estimates
Best Labor WarrantyCarolina Heating Service
10-year labor warranty
Best for Light Commercial HVACSanders Heating & Cooling
Best Family-Owned Local PickLong Heating & Air Conditioning Inc.
Family-owned local business

Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.

What the 12 Greenville HVAC Pros on this list Share (ratings, warranties, response patterns)

#ProviderScoreGoogleYearsBest for
1Authorized Heating & Air Conditioning864.9 (635+)31+
★ Highest Vouched ScoreUpfront PricingFree Estimates

Editorial: Authorized Heating & Air Conditioning lists Trane Comfort Specialist and Mitsubishi Diamond Dealer status. The company notes same-day emergency response for urgent no-heat or no-cool calls. Authorized Heating says it has been family-owned since 1995, about 30+ years in Greenville-area service. Their site reports background-checked technicians and a Preferred Customer maintenance plan.

Strengths:
  • High Google rating (4.9★ across 636 reviews)
  • Long-established (31+ years in business)
  • Authorized Mitsubishi Diamond Dealer
Reviewers praise:
  • punctuality
  • transparent pricing
  • fast emergency response
  • trained technicians
When to choose them
  • You need AC repair
  • You need mini-split installation
  • You need indoor air quality work
  • You need same-day or after-hours service
  • You want manufacturer-warranty installation work
2Corley Plumbing Air Electric834.8 (6,890+)40+
Ductwork & SealingSmart Thermostat Install

Editorial: Corley Pro lists furnace replacement and gas-furnace work across Greenville and upstate. The company notes flexible financing options for high-ticket replacements. Corley Pro reports 24/7 emergency response and same-day service availability. Corley Pro has served Greenville-area homes since 1986, adapting to humid Southern winters and local building-stock needs. Local reviews often mention technicians arriving on time for emergency calls.

Strengths:
  • High Google rating (4.8★ across 6895 reviews)
  • Long-established (40+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • punctuality
  • up-front pricing
  • emergency response
  • skilled technicians
Reviewers flag:
  • Lower Yelp rating than Google (2.2★ vs 4.8★)
  • Mixed customer sentiment (score 45/100)
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.8★, 6,895 reviews)
  • You value a long-tenured local operator (40+ years in business)
3Champion Comfort Experts834.9 (2,620+)22+

Editorial: Champion Comfort Experts emphasizes deep AC repair and replacement experience. The company reports over 20+ years serving the region. Greenville's summer humidity drives frequent cooling needs in the area. Site-claimed same-day response pairs with an MVP priority-scheduling plan.

Strengths:
  • High Google rating (4.9★ across 2620 reviews)
  • Long-established (22+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • same-day response
  • priority scheduling
  • clean job sites
Reviewers flag:
  • Lower Yelp rating than Google (3.4★ vs 4.9★)
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 2,620 reviews)
  • You value a long-tenured local operator (22+ years in business)
4General Air Conditioning Service Corp.834.9 (1,235+)

Editorial: General Air advertises same-day emergency response for no-heat calls. The company notes flat-rate pricing with financing available. General Air lists family ownership and 65+ years serving Greenville. Greenville's winter cold snaps and older home furnaces make quick diagnostics important. Review excerpts praise clear communication and thorough diagnostics.

Strengths:
  • High Google rating (4.9★ across 1238 reviews)
  • Long-established (67+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • clear communication
  • thorough diagnostics
  • clean job sites
When to choose them
  • You need no-heat / emergency furnace repair
  • You need furnace tune-up & maintenance
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
5Preferred Home Services814.8 (2,230+)

Editorial: Preferred Home Services lists media-filtration installs for whole-home systems. The company advertises ERV/HRV ventilation offerings. Their site notes financing and no payments until 2027 options. Preferred Home Services reports over 60,000 completed jobs across Charleston and Greenville. Mount Pleasant homeowners face coastal humidity and salt air; ventilation choices matter locally.

Strengths:
  • High Google rating (4.9★ across 1952 reviews)
  • Emergency response: same-day
  • Financing available
Reviewers praise:
  • punctuality
  • transparent pricing
  • fast response
  • knowledgeable technicians
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 1,952 reviews)
6Carolina Heating Service814.8 (4,015+)45+
Labor Warranty

Editorial: Carolina Heating Service lists same-day emergency response for heating and cooling calls. The company advertises a 10-Year worry-free system coverage plan. Carolina Heating Service notes a fleet of over 50 service vehicles across Greenville. Their Carolina Comfort Club maintenance plan offers priority service and reduced dispatch fees. Greenville's humid summers increase AC demand, so same-day response matters locally.

Strengths:
  • High Google rating (4.8★ across 4017 reviews)
  • Long-established (45+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • knowledgeable technicians
  • fast response
  • clear communication
Reviewers flag:
  • Lower Yelp rating than Google (3.2★ vs 4.8★)
When to choose them
  • You need indoor air quality work
  • You need AC system replacement
  • You need mini-split installation
  • You need same-day or after-hours service
  • You want a top-rated provider with substantial review history (4.8★, 4,017 reviews)
7Eastergard Heating & AC Repair814.9 (600+)37+

Editorial: Eastergard states same-day emergency HVAC response for urgent no-heat or no-cool calls. The company notes 0% APR financing options up to 72 months (advertised). Eastergard lists free estimates and flat-rate pricing on its website. Eastergard has served Greenville since 1989, fitting local humidity and summer-heat needs.

Strengths:
  • High Google rating (4.9★ across 602 reviews)
  • Long-established (37+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • thorough diagnostics
  • fast emergency response
  • clean job sites
When to choose them
  • You need AC repair
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 602 reviews)
  • You value a long-tenured local operator (37+ years in business)
8Sanders Heating & Cooling804.8 (1,335+)73+
Light Commercial HVAC

Editorial: Sanders Heating & Cooling leads with furnace replacement and combined furnace+AC changeouts. Sanders Heating & Cooling traces its roots to 1953, showing 70+ years in Greenville-area service. Sanders Heating & Cooling lists high-efficiency system options and condensing equipment on its site. Sanders Heating & Cooling advertises financing and same-day emergency response for urgent heating failures. Sanders Heating & Cooling notes clear communication and responsive technicians in customer-facing ma…

Strengths:
  • High Google rating (4.8★ across 1342 reviews)
  • Long-established (73+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • timely technicians
  • fast emergency response
  • clear communication
  • long tenure
Reviewers flag:
  • Lower Yelp rating than Google (3.4★ vs 4.8★)
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
  • You want a top-rated provider with substantial review history (4.8★, 1,342 reviews)
9Blue Ridge Heating and Air805.0 (325+)

Editorial: Blue Ridge Heating and Air advertises 60-month financing for high-ticket system replacements.

Strengths:
  • High Google rating (5.0★ across 328 reviews)
  • Long-established (20+ years in business)
  • Emergency response: same-day
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You have a commercial property
  • You prefer a family-owned operation
10Air Today Heating & Cooling785.0 (310+)27+

Editorial: Air Today Heating & Cooling leads with ac repair specialization and routine fast diagnostics. The website notes same-day emergency response for no-heat calls. The company lists Free Estimates and financing options on its service pages. Air Today traces roughly 25+ years serving Greenville homeowners. Reviews frequently praise punctual scheduling and same-day problem resolution.

Strengths:
  • High Google rating (5.0★ across 311 reviews)
  • Long-established (27+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • thorough diagnostics
  • same-day scheduling
  • clear explanations
When to choose them
  • You need duct cleaning
  • You need same-day or after-hours service
  • You need to finance the work
  • You value a long-tenured local operator (27+ years in business)
11Long Heating & Air Conditioning Inc.764.7 (2,300+)
Family-Owned Local Pick

Editorial: Furnace replacement and full-system changeouts are a core offering listed on Long Heating & Air Conditioning's site. Long Heating & Air Conditioning says it is family-owned and locally based. Greenville's seasonal heat and occasional freezes affect load calculations and venting choices. The company advertises 24/7 emergency and same-day replacement availability. Website copy emphasizes upfront estimates and flat-rate pricing for installations.

Strengths:
  • High Google rating (4.7★ across 2298 reviews)
  • Emergency response: 24/7
  • Financing available
Reviewers praise:
  • fast response times
  • upfront pricing
  • experienced technicians
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You have a commercial property
  • You prefer a family-owned operation
12Air Repair AL714.7 (495+)19+

Editorial: Mini-split installation work is highlighted as a routine offering with financing options. Air Repair AL notes financing through GoodLeap on its website. The company lists a one-year warranty on repair work. Air Repair AL reports priority repair service for Comfort Club members. Greenville's humid summers make efficient ductless installs valuable for energy savings.

Strengths:
  • High Google rating (4.7★ across 497 reviews)
  • Long-established (19+ years in business)
  • Emergency response: 24-hour
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work

Score column blends public-record signals, customer reviews, and editorial assessment. Best for picks reflect our editorial weighting of those same signals against each category. See full methodology →

Typical HVAC costs in Greenville, SC (2026)

Last updated

Estimated ranges for Greenville, SC. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.

ServiceTypical range
AC repair (typical service call)$125–$545
Furnace repair$125–$750
Tune-up / annual maintenance visit$75–$165
Full AC system replacement (3-ton, installed)$4,600–$10,850
Furnace replacement (installed)$2,500–$7,100
Heat pump installation$4,150–$12,100
Mini-split (single-zone, installed)$2,100–$5,450
Duct cleaning (whole-home)$290–$670
Duct sealing (Aeroseal or similar)$1,250–$2,900
Whole-house humidifier (installed)$335–$2,100
Whole-house dehumidifier (installed)$1,250–$2,900
Emergency / after-hours service premium$125–$415

How were these Greenville HVAC pros evaluated — what metrics decided inclusion?

This guide evaluated 12 Greenville HVAC providers across Google Maps ratings, review volume, advertised warranties, emergency response patterns, and pricing models. Inclusion prioritized measurable signals: public review data, provider-published service and warranty claims, and verifiable credentials checked against company listings and state licensing board records.

  • Champion Comfort Experts has a 4.9/5.0 Google rating per Google Maps data.
  • Long Heating & Air Conditioning Inc. lists flat-rate pricing and free estimates on its public profile.
  • Authorized Heating & Air Conditioning reports a Trane Comfort Specialist credential and flat-rate pricing on its website.
  • Corley Plumbing Air Electric states 24/7 emergency response and IAQ services in its provider listing.
  • Blue Ridge Heating and Air and Air Today show 5.0 Google ratings, according to Google Maps data.

Ratings and review counts come from Google Maps, while warranty, pricing, and credential claims were checked against provider listings and state licensing board records.

How do I choose an HVAC contractor in Greenville, SC?

  1. Verify licenses and registrations with the state licensing board.
  2. Compare Google Maps ratings and review counts for recent trends.
  3. Confirm warranty and labor terms directly with the provider.
  4. Request written estimates that list parts, labor, and any flat fees.
  5. Check for manufacturer-dealer status or named technician certifications.

5 HVAC problems Greenville homeowners face when humidity and old ducts collide

Homeowners searching for affordable hvac services greenville sc most often face mold, reduced airflow, and system strain caused by Greenville's hot, humid summers combined with aging ductwork. These conditions accelerate coil corrosion, restrict airflow, and raise indoor humidity, making routine maintenance and targeted duct repairs essential.

  • Mold and microbial growth. Greenville's high summer humidity encourages mold inside air handlers and duct seams, which reduces system efficiency and worsens indoor air quality.
  • Reduced airflow from leaky or collapsed ducts. Older ducts in Greenville lose conditioned air and collect moisture, causing uneven cooling and higher runtime for cooling systems.
  • Coil corrosion and refrigerant leaks. Persistent moisture in Greenville accelerates corrosion on evaporator coils and connections, increasing the risk of small refrigerant leaks and efficiency loss.
  • Short-cycling and compressor strain. High indoor humidity in Greenville makes thermostats call more frequently, which can cause short-cycling and premature compressor wear.
  • Poor indoor air quality and allergy triggers. Dust and biological buildup in aged Greenville ducts release particles and spores during summer, raising allergy symptoms and triggering IAQ complaints.
Tip: When searching for the best HVAC companies in Greenville, SC, ask technicians about duct sealing, coil inspections, and targeted dehumidification options.

What Greenville’s population, neighborhoods, and licensing rules mean for choosing HVAC help

Greenville's dominant local condition is hot, humid summers that increase runtime and mold risk. This climate drives demand for humidity control, routine coil and duct inspections, and systems that reduce runtime. Choose providers who list IAQ work, zoning, and high-efficiency equipment.

Find a licensed HVAC contractor in Greenville, SC

Greenville's humidity shortens equipment life and raises indoor humidity complaints. Evaluated providers often advertise air filtration, zoning systems, and smart thermostats to combat these effects.

Condition: hot, humid summers increase cooling hours and moisture loads.

Impact: higher runtime, faster coil corrosion, and more microbial growth in ducts.

Provider capability: many evaluated companies list air filtration, high-efficiency systems, and zoning systems. These services reduce runtime and help control humidity-driven IAQ problems.

Condition: older homes and ductwork retain moisture and leak conditioned air.

Impact: uneven cooling and more runtime for existing systems.

Provider capability: several providers offer smart thermostat installs and zoning to balance loads. Air filtration and targeted maintenance are common remedies among evaluated companies.

Regulatory note: Greenville requires business licensing, bonding, insurance, and workers' compensation.

How that affects hires: choose a contractor who can show local licensing and insurance. Look for advertised manufacturer or certification details, such as Trane Comfort Specialist listings, when comparing bids.

Tip: Ask any prospective contractor for licensing proof, a written warranty, and a scope that lists IAQ or zoning solutions.

How quickly can a Greenville HVAC pro respond to an AC emergency, and what should you expect?

How do I get a quote from these HVAC companies?
Submit one request on this page and we send it to the vetted HVAC pros in Greenville, SC listed here. They send quotes back — no obligation.
What does HVAC service typically run in Greenville, SC?
Duct cleaning typically runs $290–$670, and AC repair runs $125–$545 in Greenville, South Carolina. See the HVAC pricing table on this page for the full per-service breakdown.
How fast can a Greenville HVAC company typically respond to an after-hours AC emergency?
Many providers advertise same-day or emergency service. Availability depends on crew schedules, call volume during hot, humid spells, and parts on hand. Expect a technician to triage by phone, perform a safety check, and recommend repair or temporary measures to restore cooling.
Do Greenville HVAC contractors need a city business license and bonding to work here?
Yes. Greenville requires a business license and bonding for contractors. Homeowners should ask any prospective contractor to show the city business license and proof of the required bond before work begins. Keeping copies in the contract helps with permits and insurance claims.
Is insurance and workers' compensation mandatory for HVAC firms doing work in Greenville?
Yes. Insurance and workers' compensation are required for HVAC businesses in Greenville. Request proof of both types of coverage as part of the vetting process. Verifying coverage protects homeowners from liability if a worker is injured on the job.
When is the busiest season for Greenville HVAC companies, and how does that affect service speed?
Greenville's hottest, most humid months create peak demand for cooling service. During late spring and summer, response times can lengthen and appointment windows widen. Schedule preventive maintenance before peak season to avoid long waits for repairs when call volumes rise.
What factors most affect HVAC pricing in Greenville?
Several local factors affect pricing: home age and duct condition, needed permits, system size, and seasonal demand during humid summers. Permit complexity and access to the equipment also influence labor time. Ask for a detailed scope to compare accurate bids without relying on headline prices.
How do I find a mini-split or heat-pump specialist for Greenville homes?
Look for providers who list manufacturer-dealer credentials, dedicated mini-split or heat-pump installers, and documented IAQ or zoning experience. Verify installation photos and reviews mentioning similar projects. A clear equipment warranty and a written commissioning checklist indicate experienced specialists.
Should homeowners expect a written warranty and a scope of work for AC replacement in Greenville?
Yes. Many evaluated providers supply a written warranty (advertised) and a detailed scope before installation. The scope should list equipment model numbers, efficiency ratings, and any IAQ or zoning work. Keep these documents for permit inspections and future service reference.
When should Greenville homeowners consider duct cleaning or IAQ work because of humidity-related problems?
Consider duct cleaning or IAQ services if there are persistent mold odors, reduced airflow, or unexplained humidity indoors after standard maintenance. Technicians often recommend targeted duct inspections, coil cleaning, and improved filtration during humid months to reduce microbial growth and restore airflow.

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