Wake County · Climate zone 4A · Duke Energy Progress
HVAC Contractors in Cary, NC
31 RECORDS · 7 LICENSE-VERIFIED · REGISTER AUDITED AUG 18, 2026
7 of the 31 HVAC contractors we list in Cary hold a North Carolina heating and cooling license we checked against the state board. Cary sits in climate zone 4A on the west side of the Triangle, with newer, tighter housing stock than much of the region. Tighter homes mean smaller, well-sized systems and more attention to ventilation and humidity control rather than brute-force capacity.
Verified HVAC contractors in Cary
Featured entries are paid placements (max 3 per city) and are labelled. Order within each status is by review count. Every entry shows the license status we found and when we checked it. How this list works.
Comfort Pro LLC
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Phil N. Great Heating & Cooling
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AC Today Heating & Air Conditioning Cary
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Triangle
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Greenergy HVAC Fireplace & Appliance
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Renaissance Auto Care Inc
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Klimatology HVAC
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Air Secure
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The Chill Brothers
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Always Air Inc
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AC Police LLC
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FlameCo Heating & Air Conditioning Inc
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Raleigh Refrigeration Services LLC
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BorAir LLC
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Raleigh HVAC Experts, LLC.
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Forced Air Mechanical
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Integrity Air Solutions LLC
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Dedicated HVAC AC Repair
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Palmetto Air & Water Balance
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Brady
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Sterling Industrial Refrigeration
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Apex Heating & Air Conditioning
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Seacoast Heating & Air Conditioning
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Air Conditioning Repair
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Normans Heating And Cooling LLC
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Tarheel Air Systems
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Aldridge Inc
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Cary Tom Garage Door's Repair
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Formal HVAC Repair Cary
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County Mechanical Corporation
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Deborahs Electric Heating Controllers
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Serving Cary from a nearby town? Contractors based in Morrisville appear on this page.
What HVAC work costs in Cary
| Job | Typical installed / out-the-door range |
|---|---|
| AC replacement (2–3 ton, SEER2 14.3–16) | $6,500 – $11,500 |
| Heat pump replacement (ducted, 2–3 ton) | $7,500 – $13,000 |
| AC repair (typical diagnostic + part) | $180 – $850 |
| Seasonal tune-up | $89 – $179 |
Ranges collected from quotes and published local pricing; last reviewed August 2026. Your quote should include a Manual J load calculation. See the statewide breakdowns: AC replacement cost in NC, heat pump installation cost in NC, AC repair cost by problem.
Licensing and permits in Wake County
Residential heating and cooling work in North Carolina requires a contractor licensed by the State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors; the class on the license (H-1, H-2 or H-3, Class I or II) tells you what the contractor may install. What the classes mean.
HVAC replacements in Cary are permitted and inspected through Wake County inspections (serving Cary and most Wake municipalities). A licensed contractor pulls the mechanical permit; ask for the permit number. When a permit is required in NC.
Climate and common HVAC problems in Cary
Zone 4A: hot, humid summers and short winters. In Cary's newer, tighter homes, an oversized system is the common mistake — it cools fast but leaves the air damp; a right-sized variable-speed system dehumidifies far better.
Related: AC not cooling · aux heat stuck on · humidity control in NC homes · why climate zone changes what to buy.
Rebates for Cary residents
Duke Energy serves the Triangle; Energy Saver NC rebates (up to $8,000 toward a heat pump for income-eligible households) apply here and stack with Duke rebates. Confirm current amounts before you sign. How the incentives stack.
How to choose an HVAC contractor in Cary
Check the license number on this page against the state board record. Get three written quotes for any replacement and make sure each includes a load calculation, equipment model numbers, and who pulls the permit. Compare warranties on labor, not just parts. Ask what happens if the system is oversized. And prefer contractors who put the diagnosis in writing before quoting a repair.
Full guides: questions to ask · how to compare quotes · red flags.
Frequently asked questions
Who handles HVAC permits in Cary?
Wake County inspections serves Cary. Your licensed contractor pulls the mechanical permit and the replacement is inspected.
My new Cary home already has HVAC — when will I need to think about it?
Systems typically run 12–17 years here. Budget for replacement in that window, keep up annual maintenance, and plan a shoulder-season replacement rather than a July emergency.