24/7 Emergency Heating Service · Nassau & Suffolk County
(631) 619-2263
Our Company

About LI Heating Co.

A Long Island heating company with a simple promise: when your heat fails, you reach a person who can fix it today.

24/7 Emergency ServiceLicensed & InsuredPSEG Long Island PartnerUpfront Pricing

Who We Are

LI Heating Co. specializes in heating for homeowners across Long Island. Heating is our core trade, not a sideline: oil, gas, steam and hydronic systems, serviced in both counties every day of the season.

Long Island heating is its own trade. Oil burners east of the gas mains, steam radiators in pre-war villages, radiant slabs in Levitt capes, baseboard loops everywhere, and salt air on both shores that is hard on outdoor equipment. Our technicians are dispatched with parts for the systems this island actually runs, because a second trip in February helps nobody.

How We Work

A Heating Company Built for Long Island

Heating on Long Island has its own rulebook. Salt air works on outdoor equipment along both shores, from the Freeport canals to Northport harbor. Pre-war villages run radiators on boilers older than their owners, while postwar neighborhoods from Baldwin to Babylon mix gas furnaces, hydronic baseboard and everything in between. Out east, second homes sit empty for weeks in the heart of the season, where a quiet failure becomes a frozen-pipe claim. A company that works this island every day plans for all of it: the trucks, the parts, the routing and the advice are built around Long Island's actual housing stock, not a national playbook.

That local focus shows in the details: knowing why a Sayville cape short-cycles, why a Port Jefferson steam system bangs at six in the morning, and why an oil burner in Westhampton needs its outdoor fuel line checked before the first deep freeze.

How a Service Call Works

1

Call or book online. A person answers 24/7 and takes the symptom, your town and your system type.

2

Dispatch. A technician is routed with a realistic arrival window and the parts your system commonly needs.

3

Diagnosis and Exact Price. The $189 service call covers diagnosis and the first hour of labor. You approve the price before work begins.

4

The Fix, Documented. Work is completed on a written work order, with test results in writing wherever instruments are involved.

Our Standards on Every Job

Coverage runs island-wide, Great Neck to Montauk. See the full service area or browse everything we repair, install and maintain.

Be Ready Before the Next Cold Snap

Save our number now: (631) 619-2263. Answered 24 hours a day, every day.

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