Serving Suffolk & Nassau County · Long Island, NY
Miller Place, Suffolk County
Reliable heating and air conditioning repair, installation, and emergency service for Miller Place homeowners. Licensed, insured, and serving Suffolk County since 2019.
What we offer in Miller Place
Serving Miller Place since 2019
A1 Heating & Air Conditioning has been serving Miller Place and the surrounding Suffolk County area since 2019. As a family-owned business, we understand the unique heating and cooling needs of Long Island homes — from older oil-heated colonials to newer construction with central air.
We also serve nearby Mount Sinai, Rocky Point, Port Jefferson, and Stony Brook — so wherever you are in the area, we're close by.
Common questions
Yes — A1 Heating & Air Conditioning serves Miller Place and surrounding communities including Mount Sinai, Rocky Point, Port Jefferson, and Stony Brook. Call 631-331-2102 to schedule service.
Absolutely. We repair and replace gas furnaces, oil furnaces, and boilers throughout Miller Place. We offer same-day and emergency heating service — call 631-331-2102 any time.
Yes. We install central AC systems and ductless mini-splits throughout Miller Place. We'll assess your home and recommend the most efficient and cost-effective cooling solution.
We offer 24/7 emergency HVAC service and aim to respond to Miller Place calls as quickly as possible. Don't wait if your heat or AC has stopped working — call 631-331-2102 right away.
Yes. Our Platinum Membership includes annual heating and cooling tune-ups, priority scheduling, and discounts on repairs. It's the best way to keep your system running efficiently year-round.
Our Services
Nearby Service Areas
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Serving Miller Place and all of Suffolk County. Same-day and emergency service available.
631-331-2102Serving Miller Place & surrounding areas
Same-day and emergency service available. Licensed, insured, and trusted by Miller Place homeowners since 2019.