Find a licensed HVAC contractor in Huntington, NY

Who licenses HVAC contractors in Huntington

• Suffolk's restricted license application lists Oil Burner and HVAC categories under Restricted Plumbing, and an Oil and Gas Burner category under Restricted Electrical.
• Anyone who intends to do electrical, plumbing or duct work in Suffolk homes must also apply for the required licenses among Restricted Electrical (HVAC), Restricted Plumbing (HVAC) and Home Improvement, the county's application says.
• Suffolk's home improvement law covers heating and ventilation ductwork but leaves out work in the electrical and plumbing fields.
• Suffolk charges a non-refundable $200.00 application fee for a restricted license.
• Any gas work in the Town must be done by a plumber licensed by the Town of Huntington.
• Huntington's master plumber license covers performing and supervising the installation, alteration, modification or repair of plumbing and heating systems.

State rules and the lookup steps: how to check an HVAC contractor's license.

What the Town of Huntington requires

• A wood or gas fireplace or stove, inside or outside the house, is on the Town's list of residential structures that need a permit.
• The Town requires a plumbing permit for any generator installed on a residential property.
• Filing for a generator permit costs a $50 non-refundable fee per application, separate from the permit fee itself.

The Town of Huntington Building and Housing Division handles permits ((631) 351-2821). Our Town of Huntington permit guide covers how to apply, inspections and certificates.

Homes in Huntington: what the Census shows

Across the Town of Huntington, villages included, the median home was built in 1963, and 43% of homes were built before 1960, 11% before 1940. Utility gas heats 53% of occupied homes here, fuel oil 37% and electricity 6%. With fuel oil in 37% of homes, ask early what a new system means for the oil tank.

What heating and cooling work costs here

Labor is a large part of any price. Long Island heating, air conditioning and refrigeration mechanics and installers earn a median $77,707 a year, from about $56,620 at entry level to $94,796 with experience. (New York State Department of Labor, wages updated to the first quarter of 2026.) Prices come from written estimates; more in the heating and cooling cost guide.

Before you hire in Huntington

• Ask for the license number the work needs here (see who licenses HVAC contractors above), and check it before you sign.
• Ask who files with the Town of Huntington Building and Housing Division, and who books the inspections.
• Will you do a heat loss or load calculation before you size the new system?
• What happens to the old equipment and to any oil tank, in writing?