Air Conditioning Companies in New Haven, CT

Comprehensive list of commercial and residential air conditioning companies in New Haven, CT offering installation, repair and maintenance services.

Business Listings

Established in 1959, The Star Supply Company provides the biggest single location of HVAC and refrigeration provides in New England. In spite of the dramatic changes The Star Supply Company has seen since 1959, one thing remains constant. The basic business principles created by its founder, Seymour Cohen, as a tiny, family-owned business owner has passed to, and been embraced by, the current owner,


In business since 1949, The George Ellis Company has been a pioneer and leader in the air conditioning business throughout the state of Connecticut. Providing our clients with top notch service is one of the things we do finest. Employing over 18 well trained and licensed technicians, we provide you the best support there is - technicians on call around the clock ready to service your requirements


Whether your office or home is too cold or too hot, Comfort Zone Heating & Air Conditioning provides the cooling, heating and HVAC services to get you back in your comfort zone speedily and affordably. Comfort Zone Heating & Air Conditioning has been serving commercial and domestic clients throughout the East Haven, Connecticut area with superior products and professional, ethical service.



Here you'll find all your HVAC and Commercial Refrigeration requirements. NERO AIR CONDITIONING, HEATING & REFRIGERATION is a comprehensive mechanical service and installation firm delivering both homeowners and commercial industries with reliable, dependable, affordable Heating, Cooling, Sheet Metal, Geothermal, Air Purification and Humidification systems for 21 years.


For over one hundred years our company has been proudly serving our Connecticut neighbors and friends in New Haven County. We are industry leaders in fuel oil delivery, heating and central air conditioning services as well as a nice neighbor to the many clients that we service in our operating area. Our goal is to provide safe, dependable heating oil and supply superior service.


Call us today for an in-home consultation! Receive emails of events and specials by adding your email address to our list. Call us now for more information! One of those benefits pertains to new HVAC equipment for your home! Contact Elite Heating & Air today for more information! We're finally seeing some sunny, summer days instead of all that rain.


When workplace systems break down or need upgrading, or when you are installing new equipment from the ground up, you need confident, competent service specialists to come in and decisively manage the assignment. That is exactly what you can expect from Finkle & Sons Service Co. We're a family-owned & operated firm serving businesses through the state of Connecticut for twenty years.


Whether your office or home is too hot or cold, Highlands provides all the HVAC services necessary to make you as comfortable as possible. We service all of central and southern Connecticut. We provide quality service you can depend on. We guarantee all of our employees, from our office team to our service technicians, will be polite and friendly while meeting all your heating & cooling requirements.

  • If you want to be given the runaround and not be called back and then have things unplugged