Williams Heating & Air LLC
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Claim This BusinessAbout Williams Heating & Air LLC
Williams Heating & Air LLC operates as a licensed HVAC contractor serving Stem, North Carolina, and nearby communities with a 4.8-star rating drawn from 35 client reviews. The company handles heating and air conditioning repair, new system installations, and preventative maintenance for both residential and light commercial properties. Friday through Wednesday, service windows run from 7 AM to 7 PM, with Saturday availability until noon, ensuring coverage for routine appointments and urgency alike.
This contractor distinguishes itself through strategic brand partnerships that extend beyond basic equipment lines. As a dealer offering systems from Heil HVAC and Bosch, the company provides homeowners with manufacturer-backed warranty protections and access to equipment meeting modern efficiency standards. Their indoor air quality division addresses a growing concern among central North Carolina residents, particularly during seasonal allergy peaks when indoor pollutant concentrations can exceed outdoor levels by a factor of five.
What Customers Say
All seven sampled reviewers award five stars, with Harley named directly in three reviews as the lead technician. Customers highlight same-day response during system failures, thorough communication throughout multi-day projects, and willingness to troubleshoot incompatibilities left by previous installers. Negative feedback does not appear in available reviews.
Working Hours
| Sunday | Closed |
| Monday | 7 AM–7 PM |
| Tuesday | 7 AM–7 PM |
| Wednesday | 7 AM–7 PM |
| ThursdayToday | 7 AM–7 PM |
| Friday | 7 AM–7 PM |
| Saturday | 8 AM–12 PM |
Services
Air Conditioner Repair
Diagnostic and repair services for central air conditioning systems, from refrigerant leaks to compressor failures.
Furnace Repair
Heating system repairs addressing ignition issues, blower malfunctions, and thermostat integration problems.
System Installation
New HVAC system installation including heat pumps and conventional split systems for replacement and new construction.
Preventative Maintenance
Seasonal tuneups designed to extend equipment lifespan and maintain manufacturer warranty validity.
Indoor Air Quality Solutions
Assessment and remediation services targeting airborne contaminants, allergens, and humidity imbalances.