Welcome to GSM Services

When it comes to heating and air services, there’s no substitute
for professional experience.

GSM Heating and Cooling has been a leader in the industry for more than 80 years. Our team of experts is always growing – both in size and in knowing how to provide the most reliable heating and air service, installation, repair, and maintenance in our area. We stay on the cutting edge so that you can get the best new equipment, technology, and money-saving ideas for keeping your home or business comfortable year-round.

We know you’re busier than ever – so you need one place for all your comfort solutions to make heating and cooling your home simple. We provide solutions to your problems, residential or commercial. Our customers range from families in need of a new air conditioning unit to business owners struggling with humidity control in their offices. No matter what the issue is, we’ll make fixing the problem quick and easy, so that the whole process is convenient for you. We want you to be comfortable, so our goal is quick and knowledgeable service.

GSM has been serving Gaston and surrounding counties for 88 years, providing expert heating and cooling services to your friends and neighbors. You’ll recognize our team members by their professionalism and courtesy. There’s not a problem our team hasn’t seen and can’t solve. 

You can call on us when you need services like:
     • Routine maintenance
     • Planned maintenance
     • Fully insured, licensed, and bonded
     • Servicing all makes and models
     • Energy efficiency evaluations
     • Emergency response
     • Fully trained professional technicians

There’s a reason GSM Heating and Cooling is the number one preferred heating and cooling service provider in the Gaston County area. Our reputation for excellence and unbeatable commitment to customer satisfaction makes us the clear choice when deciding to call for heating and air assistance.

Call 704-864-0344 for expert heating and air services now.

Your thoughtfulness takes the most simple sentiments and turns them into gestures of kindness and gratitude. Only you could have known what Bryan and myself needed. Thanks for helping to know exac..


Learn about high efficiency energy options for your home’s HVAC that can make a big impact in your home and on your bills. Many people encourage others to use green energy (http://www.gsmsince1927.com/geothermal) as their home heating and cooling system. Is it easy  .....
read more >
How can a service agreement help me save? At GSM Services, we do much more than install new HVAC systems or repair broken ones. Our team of qualified technicians does everything we can to keep your home comfortable each and every day of the year. We are happy to provide pr .....
read more >
Learn how it is possible to save on home energy costs without being uncomfortable. Advancements in home energy (http://www.gsmsince1927.com/home-energy) have grown by leaps and bounds in just the last five years. Today, there are plenty of ways to cut your costs and your e .....
read more >
visit our blog >
GSM Service GSM Service