Trained Professionals
Our technicians combine courteous, client-focused service
24 Hour On-Call
Our commitment to service support you can depend on every day
Dependable Equipment
Industry-leading equipment that is both high-performance and reliable
A few things we’re great at
Energy Efficient Solutions
Armed with the knowledge we offer the state of the art energy efficient equipment. This allows you to take full advantage of cost savings programs like Energy Star.
Air Conditioning
Creating the new, or reinventing the old. We offer expert solutions for every stage of your building’s lifecycle.
Heating Solutions
Gas or Oil, Hot Air or Radiant Heat Let our specialists help you compare systems to find your most efficient heating solution.
Air Purification Systems
Tired of coughing and congestion? We specialize in high-efficiency air purification systems designed to eliminate allergens.
Duct Cleaning Services
Breathe easier with GMS. Our advanced duct cleaning services ensure your home or business remains a safe and healthy.
Got questions?
Let’s chat!
Armed with the knowledge we offer the state of the art energy efficient equipment.
Air Conditioning
Keep Your Home Cool and Comfortable
For over a decade, GMS Heating & Air Conditioning has provided Long Island homeowners with premium cooling solutions. Our mission is to ensure your home remains a healthy, comfortable sanctuary for your family all year round. We believe modern air conditioning isn’t just a luxury—it’s an investment in your quality of life.
Heating System
Your most valued investment for your home.
We perform a detailed inspection of your home’s insulation and windows to ensure our solutions meet your family’s specific health and comfort needs. This step is vital: many homes today are equipped with oversized furnaces, which lead to inefficiency and higher costs.
Gas, Oil fired and Heat Pump-Technologies.
We install, service and maintain the following heat distribution systems: Radiant, Baseboard, and Forced air.
GMS have over 20 years experience in servicing, installing and maintaining all types of heating systems.
GMS Heating & Air Conditioning offers multiple solutions from, using Propane or Oil fired systems, to Solar and Geo Thermal systems. Depending upon the size of your pool and the amount of sunlight exposure it receives during the day a Pool Heater from GMS can keep your pool at comfortable temperatures.
GMS is your hot water expert. No matter what system you have or need, we can install, service, and maintain it. We sell and service all major brands, including Peerless, Crown, Viessmann, and Buderus. GMS also offers Viessmann solar hot water heating systems—the top of the line in energy-efficient green technology.
Air Purification System
Improve your Indoor Air Quality
Air Filters or Cleaners, Humidity Control and Fresh Air Ventilation, these 3 areas will improve the comfort and health of your family and improve the investment and quality of life in your home.
About GMS
We pride ourselves on providing courteous service alongside professional-grade equipment that is both industry-leading and exceptionally reliable. Installing Heating and Cooling Systems all across long Island. Along with our other services we now offer a comprehensive Air Duct Cleaning Service, so why not relax and enjoy your space knowing that GMS Heating and Cooling Systems is always there to serve you.
24hr On-Call Help: 631-821-5336
GMS is service you can count on!
Armed with the knowledge we offer the state of the art energy efficient equipment. This allows you to take full advantage of cost savings programs like Energy Star.
Phone
(631) 821-5336
Email Address
greg@gmsmechanical.com
Service Location
Long Island, NY