Expert AC Installation, Repair & Maintenance Services You Can Trust

When the heat of summer hits, you need reliable air conditioning to keep your home comfortable. To keep your air conditioner in good working order, you need an air conditioning contractor you trust. That’s what you get with the team at A&S Nathan Heating & Cooling LLC. We provide top-tier air conditioning maintenance and services to ensure you stay cool all season long. You can count on us for repairs, installation, and maintenance, don’t sweat it. Cooling for a central air conditioning installer? Just give us a call! The team at A&S Nathan Heating & Cooling LLC is ready to help. Ask for 24/7 emergency services.

Book Appointment

Air Conditioner Services

Our air conditioning services are designed with your comfort in mind. We offer:

Central air-conditioner installation, repair, and maintenance
Ductless Systems (mini-splits) installation and service
Thermostat troubleshooting and replacement
Refrigerant checks and inspections
Spring maintenance to ensure your system is ready for the heat
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Reach out to us to ensure your home stays cool and comfortable this summer with our dependable air conditioner repair. A&S Nathan Heating & Cooling LLC is here to meet your cooling needs.

Service Contract

Regular air conditioning maintenance is the key to preventing costly breakdowns. We’ve got you covered with our extensive annual tune-up. Enrolling in our Comfort Club ensures priority service in the event that emergency service is needed. Members also receive 20% off any repairs along with other perks.

Air Conditioning Comfort Club

Contact Us Today for Cooling Needs

Don’t let the summer heat get you down. Contact your local air conditioning contractor, A&S Nathan Heating & Cooling LLC, today and let us take care of your air conditioning needs. Whether you need a full system replacement or quick air conditioner, we’re here to help. Give us a call or fill out our online form to get started.

Financing

Need to replace your air conditioning sooner than expected? Energize CT offers many options for financing, rebates and tax credits should you need it.

Financing Options

GET FAST AIR CONDITIONING REPAIR TODAY!

Craig Andrews is the best tech! Appreciate his thoroughness and attention to detail!

— Elizabeth Honcharik

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

A & S Nathan has repaired and maintained my furnace for several years now and I’m VERY happy with their service, honesty and reliability. They are easy to communicate with and
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— catherine rose

The oil burner cleaning technicians are terrific. And Hannah in the office was lovely to work with ?

— Jill

Yesterday, My mothers home had lost heat. I work at Aire Serv and we dont do oil, but we always use A&S nathan for our oil customers so I figured why not call them for me.

— Sara Whiteley

I just wanted to say is on Friday October 31, 2025 we needed service done on our oil burner. Your technician Mr Craig & I forgot the other gentleman name. They did an awesome job do
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— Abtin Nejad

We had several things done/installed in one day. Ian was fantastic coordinating the entire project. Then he took time to explain everything to us. Heather in the office is so accommodat
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— linda hooper

Great installation and service experience.

— Shannon Bowley

A&S Nathan Heating just serviced my oldie but goodie boiler – tuning her up for the winter. Ricardo was pleasant, knowledgeable and efficient. This is my 5th year with A&S
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— Judy

I’ve been using A&S Nathan since moving to Stratford, CT. They service my A/C and furnace every year and I have needed them once or twice for a furnace repair.

— Audrey FERRARO