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’ve been using A&S Nathan since i moved into my home 11 years ago for all heating and Air Conditioning Services. From the office staff to the technicians they are a A+ busine
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— Customer Service

Very positive experience here, good communication with the office, quick and decent parts and labor estimates. Quick and professional furnace replacement, and all necessary collateral w
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— Nick Ungureanu

I have been a customer of A&S Nathan for several years. Scott always does a great job with my annual oil furnace tune up. Scott always goes above and beyond and patiently answers al
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— Alessandro Lopes

Excellent prompt service

— Diana Diana

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

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

We had several installation and maintenance projects with A&S Nathan. Everytime they were on time, friendly, competent and efficient. Bernie and Liz

— bernie Keppler

Promptly responded to our request with courteous, professional and knowledgeable service.

— Jennifer Draney

very happy with them !

— christina scappini

A&S Nathan has been great in the past servicing my Boiler, but this was the first time for my AC split system. Scott the service technician had and impressive knowledge of my AC uni
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— Doug Walz

The representatives were courteous, knowledgeable and explained everything clearly

— Marilyn Stephens

A&S Nathan is a quality organization – a family business with a solid team across the board! They did the install for our newly renovated bar and not only were they flexible w
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— Joseph Joyce