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HVAC Contractors in Port Jefferson, NY

10 HVAC professionals listed. Compare services, websites, service areas, and direct contact options.

10contractors listed

10websites available

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10 results

A1 Heating and Air Conditioning Inc.

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (631) 331-2102
Listed in: Listed in: Port Jefferson, NY

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Airco HVAC - Air Conditioning and Heating

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (516) 669-2422
Listed in: Listed in: Port Jefferson, NY

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All Island Mechanical

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (631) 471-5000
Listed in: Listed in: Port Jefferson, NY

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Bobby O’s HVAC Inc.

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (631) 928-1250
Listed in: Listed in: Port Jefferson, NY

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GMA Mechanical Corporation

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (631) 331-0723
Listed in: Listed in: Port Jefferson, NY

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Haviland HVAC Inc

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (212) 655-5777
Listed in: Listed in: Port Jefferson, NY

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Innova Homes

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (631) 615-0303
Listed in: Listed in: Port Jefferson, NY

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Johnsons HVACR

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (516) 736-7552
Listed in: Listed in: Port Jefferson, NY

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Kintech Heating, Cooling & Plumbing

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (631) 496-6646
Listed in: Listed in: Port Jefferson, NY

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US Air Conditioning & Heating

Port Jefferson, NY

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (631) 473-0090
Listed in: Listed in: Port Jefferson, NY

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Hiring and service guidance

Common HVAC needs in Port Jefferson

Port Jefferson homeowners and property managers commonly compare contractors for furnace repair, AC repair, seasonal maintenance, emergency no-heat calls, ductwork, and indoor air quality work. Use the cards below to shortlist local and nearby HVAC companies, then confirm service area, availability, license details, and current pricing directly with each business.

What to check before hiring in Port Jefferson

Contact details: Use phone numbers and websites as a starting point, then confirm hours, services, and licensing directly with the contractor.
Owner updates: Claimed listings may include validated owner-source details subject to source precedence.
Services: Confirm the contractor handles your specific heating, cooling, ductwork, or indoor air quality need.
Emergency availability: Ask whether after-hours or weekend heating and cooling help is available.
Get multiple estimates: Contact at least 2-3 contractors before choosing.

Confirm the contractor's service areaBusiness addresses do not always match the cities a contractor serves. Confirm coverage directly before scheduling.

Own or manage an HVAC company? Claim your listing for free to keep phone, website, service-area, and service details current. Claim or update listing