Alliance Heating & Air Conditioning

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About Alliance Heating & Air Conditioning
Alliance Heating & Air Conditioning operates from Bridgeport, Connecticut, and extends service throughout Fairfield County and into Westchester, Dutchess, and Putnam counties. The company has earned a 4.7-star rating across 106 customer reviews, reflecting consistent delivery of reliable heating and cooling solutions for residential homeowners. Their team handles equipment ranging from standard forced-air furnaces to sophisticated ductless mini-split systems, serving both routine maintenance needs and urgent repair calls.
The company distinguishes itself through involvement with specialized indoor air quality solutions including REME HALO air purifiers, humidifiers, and dehumidifiers designed for Connecticut's seasonal humidity swings. They offer commercial HVAC services including rooftop unit maintenance, building automation controls, and tenant fit-out projects, capabilities not common among residential-focused contractors. Their service agreement program provides customers with scheduled maintenance visits, priority scheduling, and discounted repairs, giving homeowners predictable HVAC operating costs.
Customer reviews repeatedly name specific technicians who resolved difficult situations. Richard Lawrence arrived at a client's townhouse around 4:00 p.m. during a Monday evening after being on call, worked in 94-degree attic heat to repair a main AC unit, and explained each repair step patiently. Matt resolved complex thermostat issues involving both heating and humidity control that had multiple homeowners. These named experiences illustrate why clients like Gene Gabriele maintain decade-long service relationships with Alliance.
What Customers Say
Six of six featured reviewers award 5-star ratings, with multiple clients noting 10-year ongoing service relationships. Technicians Nick, Richard Lawrence, and Matt receive specific praise for diagnostic explanations and thorough repairs. No negative reviews appear in the available feedback.
Working Hours
| SundayToday | Closed |
| Monday | 8 AM–4:30 PM |
| Tuesday | 8 AM–4:30 PM |
| Wednesday | 8 AM–4:30 PM |
| Thursday | 8 AM–4:30 PM |
| Friday | 8 AM–4:30 PM |
| Saturday | Closed |
Services
Heating Repair & Installation
Furnace and heat pump diagnostic services, repairs, and new equipment installation for residential homes.
Air Conditioning Services
AC repair, maintenance, and new system installation including central air and ductless mini-split configurations.
Indoor Air Quality Systems
REME HALO air purifiers, whole-home humidifiers, and dehumidifiers addressing Connecticut's seasonal humidity challenges.
Ductless Mini-Split Installation
Mini-split and mini-split heat pump systems for homes without existing ductwork, providing zoned cooling and heating.
Thermostat Setup & Programming
Smart thermostat installation and configuration resolving complex heat and humidity programming issues.
Commercial HVAC Services
Rooftop unit servicing, building automation controls, and tenant fit-out projects for commercial properties.
Preventive Maintenance Plans
Service agreements providing twice-yearly system tune-ups, priority scheduling, and discounted repair pricing.