Delivering Award-Winning Service to Each and Every Client
At Alliance Heating and Air Conditioning, we take pride in providing superior residential, commercial, and indoor comfort solutions to Connecticut and New York for over 35 years. Our journey began in 1979 as a two-man service and installation business, and has evolved into one of the premier mechanical contractors serving Connecticut and New York's Heating, Ventilation, and Air Conditioning needs.
Our commitment to total customer satisfaction has led to an ever-increasing customer base, and we believe that quality, customer service, and expedient product delivery are the core values behind a thriving business and satisfied customers. Our team of industry leaders brings over 60 years of engineering design, service, installation, and fabrication experience to each job.
Our Services
We offer a wide range of heating and cooling solutions for your home or business, including heat pump and forced air replacement, geothermal heating installation, rooftop cooling units, condenser repair and maintenance, indoor air quality solutions, and specialty solutions for hobbyists, collectors, and investors. Our expert technicians are available 24/7 for emergency HVAC service, and we provide preventive maintenance programs to keep your equipment operating efficiently and reliably.
Our Expertise
Our team is comprised of industry leaders with over 60 years of combined experience in engineering design, service, installation, and fabrication. We are proud of our longstanding A+ rating by the Better Business Bureau, and are accredited by Trane Comfort Specialist, Carrier Factory Authorized Dealer, Climate Master Mitsubishi Diamond Dealer, IGSHPA Geo Thermal Heat Pump members, NATE Certified, Connecticut Licensed, New York Licensed, OSHA 10 & 30, Better Business Bureau, SMACNA Compliant, ASHRAE Compliant, and CHCC Member.
Our Commitment
At Alliance Heating and Air Conditioning, we are committed to delivering award-winning service to each and every client. We believe in building long-term relationships with our customers, and strive to provide customized solutions that meet the unique needs of each client. Whether you're a homeowner, business owner, or investor, we are dedicated to providing exceptional service and unparalleled expertise.
Overall Experience
The majority of customers have had an excellent experience with Alliance Heating & Air Conditioning, praising their professionalism, punctuality, and high-quality services.
Professionalism and Quality of Service
Many reviewers have commended the company's technicians, such as Pat, Matt, Victor, and A.J., for their expertise, courtesy, and thoroughness. They have also appreciated the detailed explanations of their work and the maintenance checks performed.
Positive Comments
Customers have praised the company's prompt response to emergency calls, their ability to fix issues efficiently, and their honesty. The office staff has also been commended for their helpfulness and professionalism.
Negative Comments
A few customers have expressed frustration with the company's responsiveness, claiming that they were told they were not taking new clients despite advertising same-day service. One customer was disappointed with the consultation process for a furnace replacement, feeling that the company was not interested in their business.

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