For over 98 years, GSM Services has made home comfort easy with trusted service, reliable solutions, and top-quality work in Bessemer City. As a licensed and insured home comfort specialist, we offer heating & cooling, insulation, air duct cleaning, crawlspace and mold services to improve comfort, air quality, and energy efficiency. Enjoy easy online booking, instant quotes, and free service calls with any repair!
Need a new heating and cooling system or duct cleaning services? Get a free instant quote online in just 30 seconds!
Your home's Air Conditioning system is designed to provide you and your family with comfort by keeping your home at an enjoyable temperature. Over years of use, the system will go through wear and tear that may lead to serious problems if they are neglected. GSM Services has an experienced team of HVAC technicians that are licensed, insured and certified to service all air conditioner & furnace makes and models. If repairs are made, we will waive the $69 diagnostic fee!
Is it time to replace your existing heating or air conditioning system? If your home currently doesn’t have central air, or if your existing AC is old, unreliable and costly to run, you’ve come to the right place. GSM Services can design and install a new HVAC system that will be just right for you and your home. We install high-efficiency, ENERGY STAR® equipment, so we ensure it doesn’t cost too much to maintain a comfortable temperature in your home.
Welcome to GSM Services – the leading experts in crawl space restoration and repair. 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!
Installation of a Smart Sump - installed SmartDrain EZ-pipe around the perimeter to drain all water to the low end, then installed a SmartSump to pump out the water to catch basin.
Completed the encapsulation with SilverGlo insulation, to completely air seal and insulate the crawl space to fix all problems created below the house.
SaniDry CX- Installed a commercial grade SaniDry dehumidification system and drain to outside.
Completed the crawl space with a GSM-SG series Elite Air Tight Door.
Gas Pack replacement in Bessemer City
We installed a Elite Air Tight Door to complete the sealing of the renovated crawl space in Bessemer City.
New Crawl Space Door installed in Bessemer City, NC
2025 Best Heating & Cooling Company
GSM Voted 2025 Community Choice Award Winner.
2024 Community Choice Award Winner
Voted Best Local HVAC Company in 2024.
2023 Community Choice Award Winner
Voted Best Heating & AC Company & Best Home Service Provider in the county.
Best of Gaston 2022
GSM Services won Best Heating & Cooling Company and Top Place To Work in the County!
Best Contractor to Work For - ACHR News
Named Best Contractor to Work For by ACHR News, a leading national industry publication in 2021.
Top Place to Work in Charlotte
GSM was recognized as one of the Top Places to Work in 2019 by The Charlotte Observer.
Generator Call, Performed a new installation of a Generac generator
Heat Call, Performed an installation of an Amana package unit
Heating Call, Performed an installation of a Newair Garage Heater
Furnace and AC Unit, New HVAC Split System
Gas Pack Install, New Package unit