Come along for a view of our expert care team in action. Service Experts - we deliver expert HVAC, plumbing, and electrical services nationwide. This video showcases the dedication of our team to provide professional service and local care for your home system needs.
Stan Gelber & Sons, Inc. Heating and Cooling
Serving Long Island since 1943
Expert home services—locally managed with national brand support. Quick repairs, full upgrades, or anything in between.
10% Off Any Product or Service for Active Duty, Retired, and Veteran Military Personnel
It’s our way of thanking you for your courage, dedication, and sacrifice to protect our freedom. All work is performed by licensed experts and backed by our Service Experts Guarantee.
Offer not valid on prior purchases and may not be combined with other offers.
Save $90 on an HVAC Precision Tune-Up. Regularly $189, now only $99
A well-maintained system operates more efficiently, reducing energy consumption and lowering heating and cooling bills
Offer not valid on prior purchases and may not be combined with other offers. Excludes oil furnaces; call for pricing. **Potential savings may vary depending on age and condition of equipment, personal lifestyle, system settings, equipment maintenance, and installation of equipment and duct system.
Reliable and Professional Solutions for Every Season
Keeping your home’s most important systems running shouldn’t be a constant worry. Stan Gelber & Sons, Inc. Heating and Cooling delivers trusted HVAC and plumbing services throughout Uniondale, including Hempstead, Huntington, Brookhaven, Islip, and nearby communities. Proudly serving Long Island since 1943, our team brings decades of local experience to every job, helping you maintain comfort, safety, and system efficiency all year round.
From summer cooling repairs to plumbing upgrades, we offer a full range of services to help you stay on top of your home’s needs. Whether it's regular maintenance or a same-day service call, we work with care, attention to detail, and practical solutions that last.
Whether it’s a routine tune-up or an unexpected problem, we’re just a call away. Contact us at (631) 906-7431 to book your service today.
Service That Puts Your Home First
Our service begins with fully trained, licensed, and insured professionals who know how to handle your system efficiently and safely. Every Stan Gelber & Sons, Inc. Heating and Cooling technician is ACE-certified and uses the latest tools and technology to ensure accurate diagnostics and repairs that meet the highest standards.
We're committed to clear communication, honest pricing, and minimal disruption to your home. Every service we provide is backed by the Service Experts Guarantee, which includes quality workmanship for your peace of mind.
Reliable and Smart Membership Plans
Owning a home comes with its share of surprises—but managing your HVAC and plumbing systems doesn’t have to be one of them. Our membership options offer Long Island homeowners straightforward, budget-friendly coverage for long-term peace of mind.
Service Experts Advantage Program™: Upgrade to high-efficiency HVAC equipment with no upfront costs. Coverage includes installation, parts, labor, seasonal tune-ups, and priority scheduling whenever you need it most.
Maintenance+ Membership: Keep your systems performing their best with annual maintenance, exclusive repair discounts, and priority appointment times—all designed to extend the life of your equipment and reduce unexpected costs.
Select the plan that fits the needs of your home, and let our team help you keep things simple and convenient for you.
Long-Standing Support for Uniondale Homes Since 1943
For more than 80 years, Stan Gelber & Sons, Inc. Heating and Cooling has been a trusted name in home services across Uniondale—from Huntington to Hempstead to Patchogue. We’ve worked closely with generations of homeowners to handle heating and cooling repairs, plumbing updates, and preventative maintenance.
From winter furnace checks to summer AC service, we’re here with timely, respectful support whenever you need it. Our understanding of Uniondale homes and weather patterns helps us provide truly personalized service with a focus on reliability and safety.
Our Experts Make You Feel Right at Home
Creating comfortable, efficient homes with expert service and innovative solutions.
The Service Experts Guarantee
We promise that every piece of equipment we work on and install will be set up with care and precision—exactly as the manufacturer intended.
Fast Response, Anytime You Need Us
From heating to plumbing, we respond quickly to keep small issues from becoming big problems.
Licensed, Bonded & ACE-Certified Experts
Our nationally certified, ACE-certified professionals are licensed, bonded, and insured, delivering top-tier expert service with complete peace of mind.
Schedule Anytime, Day or Night
Book your appointment whenever it's convenient for you. Our scheduling and customer support are available 24 hours a day, 7 days a week.
Local Knowledge and National Resources for Complete Home Care
When choosing a home service provider, you want someone who knows your area—and is backed by proven experience. Stan Gelber & Sons, Inc. Heating and Cooling is proud to be supported by the national Service Experts network, which has been serving homeowners across North America since 1996. This connection gives us access to world-class training, equipment, and repair solutions, all delivered by our Uniondale-based technicians.
We’re familiar with the unique systems, homes, and seasonal needs across Suffolk and Nassau counties. No matter where you live—from Hempstead and Huntington to Islip and Smithtown—you’ll get reliable, locally focused service supported by the resources of a leading national brand.
"The plumber who arrived was not only friendly and helpful but also offered some great advice."
P
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I would definitely use Service Experts for a plumber should I need one in the future.
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C
"Prompt, super courteous, gave great answers to our questions."
J
"They did the job just the way I wanted it and were neat and clean."
D
"Responded to my quick need for AC not working with guests arriving."
R
"Can’t say enough how pleased I am with your team"
K
"So knowledgeable, helpful and overall customer focused. They not only quickly fixed my AC but patiently explained the nuances, showed me pictures of the issue/parts, provided dates of last repairs, estimated longevity and associated costs for context."
B
"An extraordinarily thorough inspection of my home's total HVAC system with all necessary repairs."
The plumber who arrived was not only friendly and helpful but also offered some great advice.
The plumber who arrived was not only friendly and helpful but also offered some great advice. Our leaky faucets were fixed efficiently and effectively.
I would definitely use Service Experts for a plumber should I need one in the future.
Jeremy was personable, polite and professional. I would definitely use Service Experts for a plumber should I need one in the future.
Prompt, super courteous, gave great answers to our questions.
Same day service for a leak is something that other plumbers don't seem to be doing. Prompt, super courteous, gave great answers to our questions.
They did the job just the way I wanted it and were neat and clean.
Greg and Michael were great electricians. They did the job just the way I wanted it and were neat and clean.
Responded to my quick need for AC not working with guests arriving.
Responded to my quick need for AC not working with guests arriving. Came the next morning and made the repair. Did not pressure for more than was needed at this time. Corey was courteous, knowledgeable and represented the company very well.
Can’t say enough how pleased I am with your team
Pat the technician was outstanding. Went the extra mile when he realized my AC unit had an odd sized capacitor. Even drove to 15 minutes to Home Depot to get the proper wiring at 9p to make the repair work. Tyler was a very professional rep for Service Experts. Can’t say enough how pleased I am with your team
So knowledgeable, helpful and overall customer focused.
Sean and Bradley were amazing! So knowledgeable, helpful and overall customer focused. They not only quickly fixed my AC but patiently explained the nuances, showed me pictures of the issue/parts, provided dates of last repairs, estimated longevity and associated costs for context.
An extraordinarily thorough inspection of my home's total HVAC system with all necessary repairs.
An extraordinarily thorough inspection of my home's total HVAC system with all necessary repairs. Finally have found a company and a gentleman Jeff I can rely on after several months of real struggle with a rival firm.
