- Furnace Installation
- Furnace Repair
- Furnace Safety Check
- Heating & Furnace Tune Ups & Maintenance
- AC Installation
- Air Conditioner Repair
- AC Tune Ups & Maintenance
- Heat Pump Repair, Installation, & Service
- Ductless Mini Splits
- Thermostat Installation, Repair & Replacement
- Ductwork Repair, Replacement, Installation
- Freon & AC Recharge
- Air Duct Cleaning
- Ductless Mini Split Installation & Repair
- Instant Quote on New HVAC System
Fort Mill HVAC Experts
AC Repair, Air Conditioning Installation, HVAC Duct Cleaning, Insulation, Mold Removal & Crawlspace Experts in Fort Mill, SC
GSM Services has set itself apart with superior customer service, reliability, and quality of work for over 97 years in Fort Mill, SC!
We are your one stop shop for home comfort solutions. We're a licensed & insured heating & air conditioning contractor, hvac duct cleaning, crawl space experts, & insulation pros in Fort Mill. We help people live better through improved home comfort, air quality, and energy efficiency.
If you are in need of repair, installation, tune up, or any other heating & cooling, crawl space, insulation, home mold solutions, or air duct cleaning services you are in the right place!
Get an Online Quote for HVAC Installations & Duct Cleaning Services in Fort Mill
Try our free, online price calculators. Get a quote for your home in 30 seconds!
We Offer The Following HVAC, Insulation & Crawl Space Inspection Calls in Fort Mill, SC
- FREE AC Service Calls with Repair
- FREE Home Energy Audits
- FREE Crawl Space Evaluations
- FREE Insulation Evaluations
- FREE Instant Quote On New HVAC Systems
Heating & Air Conditioning Services Provided in Fort Mill, SC
Crawl Space, Mold Removal, Insulation & Other Home Services Offered in Fort Mill, SC
AC Repair, Installation & Air Conditioning Service Company Fort Mill, SC
Here at GSM Services, our skilled technicians can inspect your AC or Air Conditioning system and provide options to service, repair or replace your HVAC system and keep your home comfortable. We service all brands and models of Air Conditioning systems. If you need repairs, we will waive the $69 diagnostic/service fee.
AC Installation & Air Conditioning Replacement Experts
If your Air Conditioning is old or your bills seem too high, replacing your AC may be the best option. Our certified and highly trained team of AC installation professionals can provide a thorough inspection of your unit to help you make that decision. Our skilled experts can replace all types of HVAC systems with high-quality and energy efficient models that are guaranteed to lower your energy bills by as much as 30%. Trust our Air Conditioner installation professionals to provide you with reliable services every step of the way. Call or click today to schedule your FREE AC installation estimate!
Crawl Space Repair & Service Contractor in Fort Mill, SC
GSM Services is the leading experts in crawl space restoration and repair in Fort Mill, SC. Is your crawl space causing issues such as moisture, mold, or structural damage? Don't worry; you're in the right place. We specialize in turning crawl space nightmares into healthy, functional, and energy-efficient spaces. We offer FREE Crawl Space Inspections. We will check the humidity level, look for any mold or growth, inspect your home's insulation and air duct system, air leakage, air quality and more! We can provide you different solutions to create a healthy, comfortable, and safe environment under and inside your home. Some of the crawl space services we offer are Whole Home Dehumidifiers, Crawl Space Encapsulations, Vapor Barrier, Crawl Space Insulation, Crawl Space Cleaning & Air Sealing, Sump Pumps, Crawl Space Mold Removal, Crawl Space Door Replacements, and much more. Schedule your Free Inspection today!
Insulation Company in Fort Mill, SC
We specialize in a variety of home insulation services to reduce your carbon footprint and save energy and money. Serving Fort Mill, SC, we offer air sealing, ductwork, and various insulation types like blown-in fiberglass, cellulose, and injection foam. Before starting any work, we conduct a custom home energy audit to identify the root causes of your energy issues and determine the best solutions.
Common Home Insulation Upgrades
- Attic Insulation
- Basement Insulation
- Crawl Space Insulation
- Garage Insulation
- Wall Insulation
- Floor Insulation
- Ductwork Insulation
Photo Galleries From Fort Mill
TRUComfort installation
News & Events From from Fort Mill
Start 2017 with saving Energy, Money, & the Planet!
Home improvements are a great way to start off your new years resolution of "saving money". Take a look at your heating and cooling costs and have a Whole Home Energy Evaluation done.... [Read more]
Save Energy on Heating with This List
High energy bills can come as a surprise in the winter. In our service area, air conditioners see a lot more use than heaters. When temperatures drop, homeowners might feel relieved as bills start to lower as well-until the heater becomes more and more of a necessity.... [Read more]
More News & Events
Work Requests From Fort Mill, SC
- Project Location: Fort Mill, SC
Need estimate on attic insulation. - Project Location: Fort Mill, SC
Need to upgrade 5 inches settled cellulose to r30-r40 in 1800 sq feet attic. And talk about sealing in order to qualify for duke power rebate. You were listed as one of thier contractors. Need a ballpark estimate to start with. - Project Location: Fort Mill, SC
Outside Ac unit is running , but not cooling the home . Also interested in possibly purchasing a new unit . 1- need Ac looked at 2- interested in a new unit - Project Location: Fort Mill, SC
Would like to set up an appointment for someone to come and look at our upstairs unit as it doesn't seem to be running properly. - Project Location: Fort Mill, SC
Reduce heat in attic to help preserve HVAC System. Also to insulate attic door and other insulation areas. - Project Location: Fort Mill, SC
I think the fan motor is going out in my AC unit. - Project Location: Fort Mill, SC
Would like to keep attic space cool and make an additional living space. - Project Location: Fort Mill, SC
Insulation for eve in finished room above garage. Desire to moderate the temperature in both winter and summer. - Project Location: Fort Mill, SC
Duke Energy referred me to you for a new AC install. I would like to speak with someone at my house about options and an estimate. Please contact me as soon as possible as I would like the install to be completed in the next few weeks. Thank you very much. - Project Location: Fort Mill, SC
Finishing my basement. - Project Location: Fort Mill, SC
Have bought this house about a month ago and would like to get all the duct work in attic replaced - thank you, noble - Project Location: Fort Mill, SC
I need to have the attic insulation evaluated. - Project Location: Fort Mill, SC
Our heating has a weird smell when we turn it on, and our upstairs loft and bathroom fans don't seem to be working - Project Location: Fort Mill, SC
AC seems to be not generating cold air Additional information: Date requested: 09/29/2017 - Project Location: Fort Mill, SC
There is brown water stain around the air vent in our kitchen. Need diagnosis to identify where the leak is coming from. The house is a one story with an attic above. - Project Location: Fort Mill, SC
Looking to get an estimate for insulating a walk out basement - Project Location: Fort Mill, SC
Just bought house and want to schedule a tune up of hvac - Project Location: Fort Mill, SC
Air condition isn't working at optimal - Project Location: Fort Mill, SC
Looking to replace downstairs 3 ton AC unit. Looking for an estimate on cost. - Project Location: Fort Mill, SC
Looking for a quote to replace 2 AC units - one 2.5 ton unit and one 3 ton unit
See all work requests
Serving the following Fort Mill, SC zip codes
29707, 29708, 29715, 29716, 29707, 29708, 29715, 29716
Products & Services
HVAC Systems
- air conditioning company
- air conditioning systems
- central air conditioning
- ductless air conditioning
- gas furnace
- geothermal heating and cooling
- HVAC tune ups
- high-efficiency HVAC systems
- ductless heating systems
- HVAC companies
- furnace installation
- furnace repair
- air conditioning installation
- air conditioning repair
- heat pump installation
- heat pump repair
Crawl Space Repairs
- crawl space encapsulations
- crawl space vapor barrier
- crawl space cleanings
- mold removal
- dehumidifers
- crawl space inspections
Home Energy Audits
- energy efficiency audit
- air leakage testing
- blower door testing
- crawl space inspection
- attic inspection
- insulation inspection
Home Generators
- generator installation
- generator repair
- generator service
Home Insulation Services
- attic insulation
- insulation installation
- insulation inspections
- insulation removal
- insulation company
- blown in insulation
- cellulose insulation
- duct insulation
- green insulation
- insulation contractors
- pipe insulation
- reflective insulation
- rigid foam insulation
- roof insulation
- wall insulation
- window insulation
- Crawl Space Insulation
- radiant barrier insulation
Air Sealing
- sealing air leaks
- air duct leakage
- air duct sealing
- air leakage testing
- door air seal
- window air leakage
Air Duct Cleaning
- duct cleaning services
- duct disinfectant spray treatment
- air vent cleaning
Ductwork
- ductwork repair
- ductwork installation
- ductwork cost
- furnace ductwork
- HVAC ductwork
- duct cleaning
Dryer Vent Cleaning
- dryer vent cleaning services
- dryer vent replacement
Before and After Pictures from Fort Mill
Before
After
New Gas Heating and Air Conditioning system in Fort Mill
Company Awards
2023 Community Choice Award Winner
GSM Services was voted Best Heating & AC Company & Best Home Service Company in the county.
Best of Gaston 2022
GSM Services won Best Heating & Cooling Company, Top Place To Work, & Best Home Service Company
2021 Best Contractor to Work For - ACHR News
GSM Services was named 2021 Best Contractors to Work for by National ACHR News
Best of Gaston 2021
GSM Services won Best Heating & Cooling Company, Top Place To Work, & Best Home Service Company
Best of Gaston 2020
GSM Services was incredibly honored to win Best HVAC Company, Best Roofing, Best Customer Service, Best Home Service Company
Top Place to work Charlotte 2019
GSM was voted as one of the top places to work in 2019 by the Charlotte Observer.
Best of Gaston 2019
Best of Gaston 2019 Winner for Best Heating & Air Conditioning Company and also Best Home Repair Company
Recent Jobs and Reviews in Fort Mill, SC
Job Locations and Reviews
Install T.
AC Call, Performed a Furnace and S-Series AC changeout
Fort Mill, SC 29715
Install T.
Heat Call, Performed a changeout of Gas furnace
Fort Mill, SC 29715
Install T.
Ductwork Call, Performed an installation of new ductwork
Fort Mill, SC 29707
Install T.
Furnace Call, Performed a changeout of a package unit
Fort Mill, SC 29715
Install T.
Package unit call, Performed an installation of a package unit and enlarged return duct.
Fort Mill, SC 29707
Install T.
AC & Furnace Replacement, Performed Goodman AC & Heater Replacement
Fort Mill, SC 29708
Install T.
Crawlspace Call, Performed Full Crawlspace Encapsulation
Fort Mill, SC 29708
Install T.
New HVAC unit install, Heating and Cooling unit installation
Fort Mill, SC 29708
Service T.
Generator Tune Up. Generac Generator in Fort Mill, South Carolina.
Fort Mill, SC 29715
Install T.
Generac generator installation.
Fort Mill, SC 29715