COMPLETE HEATING SOLUTIONS: FOR ALL FUEL TYPES.

When it comes to heating solutions, A&S Nathan Heating & Cooling LLC is your trusted partner. We understand the importance of a warm and comfortable home, especially during the chilly seasons. Our dedicated team is always ready to provide you with reliable heating services, ensuring your home remains a cozy haven all year round. We can help you with:

Energy efficiency
Cost savings
24/7 Emergency services
Exceptional service

We provide prompt and professional service for new and returning customers alike. We’re always here for you, even on weekends and holidays. Contact us for an appointment and get a warm and affordable winter!

Why Choose Our Heating Services?

Our home heating services are designed with your comfort and satisfaction in mind. We offer:

Heating Repairs: We fix malfunctioning systems to keep your home warm
Heating Installations: We upgrade your home with energy-efficient heating equipment
Maintenance: We provide preventative measures for optimal performance and lifespan
Parts: We find replacements for any heating system component

Experience the difference with A&S Nathan Heating & Cooling LLC. Get in touch with us today for all your heating needs in New Haven and Northern Fairfield counties.

Get in Touch With Us for Heating Services

Are you ready to experience a warm, comfortable, and affordable winter? Schedule your appointment with A&S Nathan Heating & Cooling LLC today. We are committed to providing you with exceptional home heating services including heating repairs and heating installation that meet your needs and exceed your expectations. Contact us today and let us bring warmth and comfort to your home.

Heating installation and heating repairs in Fairfield & New Haven County

I had my first experience with A&S Nathan HVAC on April 29, 2025. Making the appointment was a breeze. Received cordial service over the phone. On the day of the service (tune-up an
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— Daria

We finally decided to switch to natural gas in our house and we were looking for a heating and cooling contractor to do it all! Gas in the house, furnace, central air and an on-demand w
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— Mark Pastor

A&S Nathan Heating & Cooling LLC are truly professional. They’re the only company that responds quickly and is on site to make repairs when needed. The technicians are kno
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— Brian Fandetti

The representatives were courteous, knowledgeable and explained everything clearly

— Marilyn Stephens

We have used A&S Nathan for several years for our air conditioning, heat and water heater maintenance. Last night, around 8pm on a Friday evening we discovered our basement was part
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— Lauren

Contacted Jake at A&S on a Wednesday that I needed my hot water heater to be cleaned and they told me with the holidays they were 4-6 weeks out.

— Mikey DeLeon

I am completely satisfied with the way your company conducts its business. I am in the building industry as well and I know how important customer service is as well as the quality of y
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— Sue Marinko

Great team, the boiler installation went very smooth with very little interruption of heating to the house. the mechanics were very professional and organized. communicated every aspect
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— Javier Ramirez-Brito

Scott came out right away to check that our system was working efficiently and also upgraded our Prehistoric thermostats. Scott, along with everyone in the office, was friendly and prof
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— JCBouton

Always a great experience from A&S!!! Heather walked us through our options and Scott arrived the next morning promptly as described . Within one hour, everything was rectified, and
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— Tom Fatone

Service call yesterday morning, excellent service, exactly why I chose them to install my new furnace a few years ago, ??? Thank You for meeting my expectations!

— gary lanzaro

I had Mark from A&S Nathan come to my home for a repair. I can not say enough great things about his service. He was super friendly and knowledgeable making me feel comfortable.

— Michael Eaton