Top 3 HVAC Contractors in Wellesley Island

Compare the highest-rated hvac professionals in Wellesley Island, New York. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Thousand Islands Climate Control

4.8
(127 reviews)
Verified

A premier full-service HVAC contractor serving Wellesley Island and the Thousand Islands region. They specialize in high-efficiency heating and cooling systems tailored to the extreme seasonal temperature swings of the St. Lawrence River area. Their technicians are NATE-certified and highly experienced with both modern heat pumps for the humid summers and robust furnace systems for the harsh, cold winters.

41223 Cross Island Road, Wellesley Island, NY 13640

Specialties & Features

24/7 Emergency Service
Boiler and Furnace Expertise
Heat Pump Installation
Geothermal Systems
Smart Thermostats

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
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#2

St. Lawrence Heating & Cooling

4.6
(94 reviews)
Verified

A trusted local family-owned business with deep roots in the community. They are known for their reliable repair and maintenance services, crucial for the island's seasonal residents and year-round homeowners. They excel in servicing older homes, providing expert ductwork design and sealing to improve comfort and efficiency in the face of strong winds off the river.

8792 Wellesley Hill Drive, Wellesley Island, NY 13640

Specialties & Features

HVAC Maintenance Plans
Ductwork Design and Sealing
Oil to Gas Furnace Conversion
Water Heater Services
Indoor Air Quality Solutions

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
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#3

North Country Comfort Systems

4.5
(68 reviews)
Verified

Specializes in energy-efficient HVAC solutions and new system installations. They are a certified dealer for top-tier brands like Carrier and Trane, offering systems built to handle the specific load requirements of the North Country climate. They are particularly adept at evaluating homes for energy efficiency upgrades, such as adding attic insulation or upgrading windows, to reduce the burden on HVAC systems.

1230 Thousand Islands Park, Wellesley Island, NY 13640

Specialties & Features

Energy Efficiency Audits
New System Installation
HVAC System Replacement
Zoning Systems
Commercial HVAC Services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
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Why These Are the Top HVAC Contractors in Wellesley Island

Wellesley Island's HVAC market is defined by its unique location in the Thousand Islands region of the St. Lawrence River. The climate presents significant challenges with very cold, snowy winters (requiring high-performance furnaces and boilers) and warm, humid summers (demanding reliable AC and dehumidification). The market consists of a mix of year-round residents and seasonal vacation homes, creating a strong demand for both emergency repair services and scheduled maintenance/preparation visits in the spring and fall. Contractors must be versatile, working on a variety of systems from modern heat pumps to traditional oil-fired equipment common in older homes. Energy efficiency is a major concern due to high heating costs in the winter.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Wellesley Island regulations and climate