Commercial HVAC Service in Long Island, NY
Keep Your Building Comfortable and Productive
When commercial heating or cooling fails, everyone in the building feels it. Tenants call, employees complain, customers leave early, and operations slow down. If you are responsible for a property in Long Island, you need a commercial HVAC partner who understands how important comfort and uptime are to your business.
Stan Gelber & Sons, Inc. Heating and Cooling provides commercial HVAC services that property managers and business owners can rely on for repair and ongoing service. Our team works on systems that keep offices, retail spaces, restaurants, and other commercial buildings comfortable. We focus on restoring stable temperatures quickly and planning work so your business can keep running.
From rooftop AC units to heating equipment that serves multiple zones, we take a practical, business-minded approach. You get clear explanations, options you can present to ownership or tenants, and a team that understands how to work in busy commercial spaces.
From repairs to full system installs, we handle commercial HVAC needs across Long Island. Contact our team online or call (631) 906-7431 to get started.
Why Commercial Clients Choose Our Team
Commercial properties operate differently from homes. Systems are larger, equipment is often on the roof or in mechanical rooms, and one issue can affect many people. Our team is structured to support that environment, so you are not left hoping a residential contractor can handle your building.
We work on common commercial equipment such as rooftop units, packaged systems, split systems that serve multiple suites, and heating equipment that supports several zones. Our technicians arrive prepared to assess complex layouts and talk through how temperature problems show up across floors, wings, or tenant spaces.
Communication is a central part of how we work. We outline what we see, discuss repair options in plain language, and help you think about immediate needs and longer-term planning. Our goal is to reduce surprises, whether that means avoiding sudden failure of an aging unit or helping you plan for more extensive work in the off-season.
Commercial Air Conditioning Repair & Service
Cooling problems in a commercial building rarely stay quiet. You may start with a few hot offices, a conference room that never cools down, or a tenant who says their space feels stuffy. If issues keep growing, you risk uncomfortable customers, frustrated staff, and inventory or equipment that does not stay in proper conditions.
Our team handles commercial air conditioning repair that local businesses can turn to when comfort is at risk. When you call, we gather basic information about your building, the equipment you have, and how the problem is showing up. Then we schedule a visit that works with your business hours whenever possible.
Watch for these signs that your commercial AC needs attention:
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NEW HVAC SYSTEM as low as $142/month
NO money down; Brand new, high-efficiency equipment; installation, regular preventative maintenance, all repairs (parts & labor), and air filters INCLUDED.
Offer not valid on prior purchases and may not be combined with other offers. Advantage pricing applies to specific equipment. Call for details. Some exclusions apply. See the terms and conditions within the Service Experts Advantage Program Lease Agreement for additional information. -
$99 Drain Cleaning Special. Regularly $375, Now Only $99
Reduce buildup on your pipes, Help avoid major plumbing repairs, Maintain a clean home.
Offer not valid on prior purchases and may not be combined with other offers. *Valid for one drain only. Accessible ground level clean. Call for more details. -
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.
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Advantage Program Lease a New Top-Tier System with No Upfront CostsAdvantage Program Details -
Maintenance Plus Receive Seasonal Tune-ups, 15% Discount on Services, and More!See Membership Benefits -
Financing Options Convenient Options and Payment Plans AvailableAvailable with approved creditFinancing Options
Our Uniondale team is ready to take care of your home service needs—with fast service and expert services that you can always rely on.