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

My AC stopped working during a heat wave. I called A&S Nathan Heating & Cooling LLC, and they were able to come within two hours to diagnose and fix my system. They are fast, re
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— Amanda Schaefer

Working with the company A&S Nathan was a wonderful experience. They came to do an assessment as planned and were timely in completing the installation on the date we had agreed. Th
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— Margaret Acampora

A&S Nathan Heating & Cooling LLC provided service for my A/C system. Mark my service tech was professional and knows his stuff, he got my A/C working efficiently for the hot sum
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— Seamarre Swaby

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 had an emergency and called A&S. They were busy like everyone else this time of the year. They made time to get out and give us an estimate so we could satisfy the insurance co.

— Paul Neugebauer

Professional fast and great pricing. Jake and his team do not play around. From top to bottom a great company to work with! Highly recommend

— jack videira

A&S Nathan is a small local company that provides great service for all your HVAC needs. They are professional, responsive, they don’t cut corners, but most of all are a pleasure
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— carl iacomacci

A&S has been doing my heating and AC for many years now. Awesome and quick service, very professional, everyone knows their stuff! Al & Jake are very knowledgeable with all the
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— Mike Tecci

Fast service. Called on a dead furnace and new furnace installed SAME DAY!

— George Habrecht

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

very happy with them !

— christina scappini

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 Anderson