GSM Services Gastonia, NC

Rated Excellent
Rated Excellent from 3 reviews
GSM Services specializes in HVAC services for residential & commercial properties. They also offer an assortment of insulation services including air sealing, radiant barrier, cellulose insulation and much more. With a detailed energy audit preformed by one of GSM's certified technicians, you can potentially save between 5-30% of your monthly energy bills. They proudly serve Greater Charlotte, North Carolina including Concord, Shelby, Huntersville, Matthews and surrounding areas. Contact them today for a free, no obligation consultation.
Services Offered
  • Commercial HVAC
  • Cooling Services
  • Heating Services
  • Indoor Air Quality
  • Installation Services
  • Maintenance Services
  • Repair Services
  • Replacement Services
  • Residential HVAC
  • Systems & Equipment
Contact Information
Phone Number (704) 325-5362
City Gastonia, NC
Zip Code 28052
Address 1535 W May Ave
Send an Inquiry
Professional Associations and Certifications
  • Building Performance Institute
  • National Comfort Institute
  • North American Technician Excellence
  • Better Business Bureau
Building Performance InstituteNational Comfort InstituteNorth American Technician ExcellenceBetter Business Bureau
Products and Services
Our skilled technicians can diagnose your air conditioning system and provide the right services to prolong the life of your cooling system and keep your home comfortable. We provide repair and maintenance services for all brands and models of central and ductless air conditioners. To schedule your air conditioning system inspection and tune-up, call us today! We also provide free, up-front estimates for air conditioning replacement and installation in Gastonia, Charlotte, Rock Hill and throughout North Carolina.
From heating system repairs, including furnaces and boilers, to replacing your inefficient heating system, contact GSM Services for prompt and professional service.
To keep your furnace or boiler running efficiently and prevent expensive repair costs, regular service and maintenance is necessary. We offer comprehensive tune-ups for all heating system makes and models.
At GSM Services, our aim is to earn and keep your business by providing comprehensive commercial HVAC services at fair, affordable prices. Our services encompass the following areas:
HVAC system design & project management. HVAC system maintenance & repair HVAC system replacement New HVAC installations Insulation, air sealing & ductwork upgrades
Rated Excellent (5 of 5) from 3 reviews
  Testimonial by Steve Obendorf
Kyle Heffernan and his crew did a superb job installing my new Heating and Air Conditioning system. They were scheduled to show up between 8:00 and 8:30. They showed up promptly at 8:00 am and quickly got to work removing the old system and installing the new one. They were a well coordinated team and completed the job in about 7 hours. Kyle then went over the the operation of the new system and walked me through setting up the thermostat. They did a fantastic job of cleaning up too! You would never have known they had been there. GSM Services is now my go to Heating and Air company going forward! Very professional!
  Testimonial by Onwia Lovin Sprott
I had my furnace and air conditioner replaced yesterday and the crew was exceptional. Kyle Heffernan explained everything they would be doing and he and his crew went right to work and were busy all day. they were careful and made sure everything was cleaned up when they finished. I have done business with GSM for 40 years and have always been well pleased with their work.
  Testimonial by Dionne And Gabriel Davis
Absolutely LOVED the crew that came to install our new system. They were kind and helpful and worked so hard in extreme heat and unfavorable conditions. I had a few questions arise the next day and they came right back out after another hot day to help me out. Kyle and Craig rocked it and I couldn't be more pleased with the hard work they did!
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