GSM Services

1535 W May Ave
Gastonia, NC 28052
We are open 24 hours a day, 7 days a week!

GSM Services is the energy efficiency contractor 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.

Energy saving services include:

  • Air sealing (blower door test, caulking, etc)
  • Geothermal
  • Generators
  • Air Conditioning (ductless, central, dehumidifiers, etc.)
  • Home Insulation (wall insulation, attic insulation, Wall Insulation, Basement Insulation, etc.)
  • 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, Matthews, Huntersville, Lowell, Mount Holly, Stanley, Alexis, Belmont, Bessemer City, Cherryville, Cramerton, Dallas, NC as well as Clover and York, SC.

By Christopher
"Service was great."
By Janice H.
"As a brand new customer, everything has been top-notch and..."
By Nathan E.
"This is the second time that we have dealt with Steven..."
By Carol B.
"Logan and Ryan were truly awesome. They were efficient and..."
Mr. and Mrs. G.
Gastonia, NC
The whole experience with everyone with GSM has been a pleasure.
D N.
Charlotte, NC
I am very happy with all the crazy work these poor guys had to do!
Greta C.
Hickory, NC
The technician who came to my home was very corteous and answered all my questions promptly. The work was...
GSM Services Before & After
  • Cleaning Outdoor a/c Unit in Newton, NC
    Before
    Cleaning Outdoor a/c Unit in Newton, NC
    After

    Cleaning Outdoor a/c Unit in Newton, NC

    Chemically Clean the outdoor unit for full efficiency.
  • Before and After - Crawl Space - Belmont NC
    Before
    Before and After - Crawl Space - Belmont NC
    After

    Before and After - Crawl Space - Belmont NC

    Great example of a before and after crawl space encapsulation.  Our Dr. Energy Saver crew removed all insulation and completely sealed off the crawl space to make it a sealed conditioned space.
  • AC Unit Cleanup in Lawndale, NC
    Before
    AC Unit Cleanup in Lawndale, NC
    After

    AC Unit Cleanup in Lawndale, NC

    GSM Services cleaned an AC unit to improve its efficiency in Lawndale, NC.
  • Radiant Barrier for Attic
    Before
    Radiant Barrier for Attic
    After

    Radiant Barrier for Attic

    Radiant Barrier was installed in this attic space. Save energy in your attic!
Best of Gaston 2020

Best of Gaston 2020

Top Place to work Charlotte 2019

Top Place to work Charlotte 2019

Best of Gaston 2019

Best of Gaston 2019

Mike M

Mike M

DES Field Team Leader

Brent F

Brent F

Sales Team Leader

Shawn M

Shawn M

Sales Team Leader

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