Top 10 Commercial Hvac in Charleston, SC
The best commercial HVAC companies in Charleston, SC for 2026 include Holy City Heating & Air, LLC (4.9), Anchor Heating and Air LLC (5), Carolina Climate Control (4.9). All service rooftop units, VRF systems, chillers, and commercial heating and cooling equipment.
Holy City Heating & Air, LLC
Carolina Climate Control
Anchor Heating and Air LLC
M&B Heating and Air
LimRic Plumbing, Electrical, Heating & Air
Goose Creek Heating & Air (+ Plumbing)
Air Pros Heating and Cooling
AGL Heating & Air
AC Heating and Air Conditioning Services
Sing
How We Ranked These Charleston Pros
Our rankings are based on a weighted evaluation of five key factors:
- Licensing & Insurance — All listed businesses hold active state licenses verified through official databases.
- Customer Reviews — We aggregate ratings from Google, Yelp, and the BBB, weighting recency and review volume.
- Response Time — Companies offering same-day or 24/7 emergency service score higher.
- Pricing Transparency — Businesses who offer flat-rate pricing or free estimates rank above those with opaque billing.
- Experience & Longevity — Years serving the Charleston market and breadth of services factor into overall reliability.
Rankings are reviewed quarterly. Have a correction? Contact us.
Frequently Asked Questions
How much does commercial HVAC cost in Charleston?
Commercial HVAC costs vary widely: rooftop unit replacement $3,000-$15,000, VRF system $15,000-$50,000+, chiller replacement $50,000-$200,000+. Maintenance contracts run $200-$2,000/month depending on system size.
How often should commercial HVAC be maintained?
Monthly filter changes, quarterly inspections, and semi-annual comprehensive tune-ups. Many commercial systems require more frequent maintenance than residential due to continuous operation and regulatory requirements.
What is a VRF system?
Variable Refrigerant Flow — a commercial system where one outdoor unit serves multiple indoor units with individual temperature control. Extremely efficient for office buildings, hotels, and mixed-use spaces.