heating & air conditioning services

Proudly Serving Westchester County for Over 40 Years

24/7 Emergency Service

Welcome to G.C. Reliable Service, Westchester County's most trusted residential and commercial HVAC services company since 1980. We offer professional HVAC services including air conditioning installation, comprehensive HVAC service, heating installation and repair, pool heater installation and repair, and more!



Reliable repairs and replacements.

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Air Conditioning

Trusted tune-ups and installations.

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Service & Repair

Preventative maintenance and routine care.

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HVAC Services in Westchester County

We know HVAC, and that means you can rely on us to get the heating installation or HVAC repair services you need right when you need them. Our HVAC technicians arrive at your home fully prepared to handle all HVAC service needs quickly and affordably for both your home and business. We offer HVAC installation, repair, replacement and maintenance.

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24-Hour Emergency Service

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All Makes & Models

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Diagnostics & Maintenance

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Licensed & Insured

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Greater Westchester Area & Fairfield County, CT

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Residential & Commercial Systems

Enjoy the Benefits of Membership

You can enjoy annual membership benefits when you join our loyalty program for residential or commercial HVAC services! Residential members can take advantage of bi-annual diagnostic testing for their HVAC systems, a 10% discount on parts and labor, priority scheduling, and discounted emergency services, including nights and weekends! Contact us today to learn more!

residential home


We deliver when you need it most. Keep your systems running smoothly even in the most extreme conditions.

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commercial building


You’ll weather all seasons with confidence when you trust our expert team with your heating and cooling needs.

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Pool Heaters

We specialize in pool heater maintenance and repairs to extend the life of your pool equipment.

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trusted since 1980 (badge)

We have over 40 years experience in the HVAC industry

Contact G.C. Reliable today to schedule HVAC services and to request a quote.

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Who We Are

G.C. Reliable is a premier heating and cooling maintenance and installation company with a proven track record of dependability and quality service.

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Our Values

Our core values are the pillars of our success.

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Our Service

We respect your time and aim to schedule and diagnose your problem quickly

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Our Clients

G.C. Reliable is trusted by thousands of valued customers in the Westchester area.

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Our Team

EPA-certified technicians specialize in a wide range of systems to better serve your needs.


5 blue stars

"Helpful & Knowledgable"

The office staff communicates easily, and the owner is involved on-site as well. Good company, it has always been a good experience for me.

Paulo M.

5 red stars

"Great Service"

I highly recommend this company. I’m so glad we called G.C. Reliable. Don’t waste your time with anyone else.

Corinne M.

5 blue stars

"Above & Beyond"

They were so nice and helpful. Geoff and his techs were very knowledgeable and fixed my issues. I would recommend this company and use them again.

Stephanie B.

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Regular Business Hours

Mon - Fri 8:00 a.m - 4:30 p.m.

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80 Grove Avenue New Rochelle, NY 10801

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Emergency Service

Available 24/7

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Get In Touch

Schedule service appointment