Granite City Heating & Air

Is this your business?
Claim your listing to verify your info and earn a verified badge.
Claim This BusinessAbout Granite City Heating & Air
Granite City Heating & Air has served Mt Airy and the surrounding North Carolina communities for over 15 years, delivering licensed heating and cooling solutions to homeowners who need reliable service without the runaround. With a perfect 5.0-star rating accumulated across 151 client reviews, this locally owned contractor has built a reputation for honest diagnostics and straightforward pricing, the kind of accountability that makes a difference when your furnace fails on a holiday weekend. The team operates around the clock Monday through Friday, responding to emergency calls across the region.
What distinguishes Granite City Heating & Air from neighboring contractors is their commitment to repair over replacement whenever possible. Reviewer Stephen Reams described how technician Josh salvaged an aging oil furnace that another company would have replaced outright, taking the time to explain the system's quirks and even providing fuses at no extra charge during a bitter winter spell. Owner Danny and office staff Sierra have earned particular praise for their communication style, keeping clients informed of service timelines rather than leaving homeowners wondering when help will arrive.
The customer stories emerging from recent reviews paint a clear picture of what this team delivers. When Carolyn Armbrester needed urgent assistance, the Granites City team fit her into their schedule and provided real-time updates on completion timing, a small courtesy that proves company's claim to customer care. For commercial client James Talmidge, technicians stepped in after another contractor failed to perform, quickly assessing the building and handling everything professionally. Whether it's Josh arriving promptly once parts arrived to fix a heat pump, or Allison and Sierra guiding homeowners through the service process, each review highlights a specific person going beyond expectations.
What Customers Say
Every single one of the seven extracted reviews awards a 5-star rating, with three clients specifically naming technicians Danny, Josh, or Sierra as the reason for their satisfaction. Two reviews mention same-day or holiday-week emergency response, indicating the team's willingness to prioritize urgent residential calls despite their 24-hour weekday availability.
Working Hours
| Sunday | Closed |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Closed |
Services
Furnace Repair & Installation
Diagnosis and repair of oil, gas, and electric heating systems with priority given to fixing existing equipment.
Heat Pump Service
Heat pump diagnostics and repair, with reviewer David Ritchie noting Josh arrived promptly once parts were secured.
Emergency HVAC Response
Available 24 hours daily Monday through Friday for urgent heating and cooling failures requiring immediate attention.
Commercial HVAC Solutions
Assessment and complete service for commercial buildings, with demonstrated capability to handle jobs other contractors abandon.
System Diagnostics
Thorough evaluation of HVAC systems including electrical components and related home infrastructure.
Preventive Maintenance
Service agreements and scheduled tune-ups designed to extend equipment lifespan and prevent unexpected failures.