1535 W May Ave
Gastonia, NC 28052
Mon-Fri 8:00am-6:00pm
Sat 8:00am-12:00pm
In business since 1927
NC HVAC License Number: 03899

GSM Services is the energy efficiency expert in NC that specializes in providing superior service to each and every customer. With the unique whole-house approach to home energy savings, GSM Services is committed to helping local homeowners reduce energy costs and improve their home's comfort and energy efficiency.

These experts at Dr. Energy Saver Charlotte have prior experiences in the heating and cooling industry having been a part of their sister company Gastonia Sheet Metal (GSM).

They pride themselves on having the opportunity to provide local homeowners with comfort and peace of mind - in fact they do it every call, every customer, every day. The energy saving services include:

  • Air sealing (blower door test, caulking, etc)
  • Geothermal
  • Generators
  • Air Conditioning (portable, ductless, central, dehumidifiers, etc.)
  • Home Insulation (wall insulation, attic insulation, Wall Insulation, Basement Insulation, etc.)
  • Water heater installation and repair (tank, gas and tankless water heaters)
  • HVAC (heating and cooling systems, HVAC efficiency)
  • Ductwork (duct leakage, air duct sealing, air duct repair)
  • Radiant barriers (roof and attic radiant barriers, installation)


GSM has been the local expert since 1927 and has earned the Chamber of Commerce small business of the year award twice and has maintained their title as the Best of Gaston Heating & Air Contractor for four years.

Dr. Energy Saver Charlotte will follow in GSM's footsteps by becoming heavily engaged in the local community and donating time and resources to local non-profit organizations such as the United Way, Habitat for Humanity, and the Flight of Honor.

In addition to their community interaction, they're also a member of the Gaston Chamber of Commerce; Home Builders Association; Mechanical Contractors of NC; Plumbing, Heating, Cooling Contractors Association, ACCA, and National Comfort Institute.

GSM Services services Charlotte, Gastonia, Huntersville, Lowel, Mount Holly, Stanley, Alexis, Belmont, Bessemer City, Cherryville, Cramerton, Dallas, NC as well as Clover and York, SC.

Offer details

New Nest Standard Package Coupon
By Christopher
"Service was great."
By Tom R.
By Steve P.
"Great service at all three of our homes and businesses"
By Robert M.
Barry F.
Concord, NC
"I can "Feel" the results after my crawl space enclosure."
Jim A.
Concord, NC
You have the highest quality people working for you-They reflect you well!
Mr. L.
Locust, NC
Dramatic improvement in cooling efficiency of my "man cave".

Best of Gaston 2017

Best Insulation Contractors in Charlotte 2016

2016 Outstanding Employer Award Winner - Governor's NCWorks Award of Distinction

Mike M

DES Field Team Leader

Brent F

Sales Team Leader

Shane G

Production Team Leader

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