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Connecticut's Top 24 HVAC Companies

4
min read
Top 24 HVAC companies in Connecticut Main

Connecticut's Top 24 HVAC Companies

4
min read
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Top 24 HVAC companies in Connecticut Main
Top firms trust Inven to find niche companies

The HVAC industry in Connecticut is diverse and expansive, serving a multitude of residential and commercial needs. Companies range from small, family-owned businesses to larger corporations, all offering a variety of services including heating, ventilation, and air conditioning installations and repair. They also provide related services like plumbing, appliance repair, and energy solutions. Some even deal in alternative energy sources such as solar power. This flourishing industry continuously adapts as new technologies and energy-efficient systems emerge, making it an integral part of Connecticut's residential and commercial spaces' comfort and functionality.


Top 24 HVAC companies in Connecticut

1. Petro Home Services

  • Website: petro.com
  • Headquarters: Stamford, Connecticut, United States
  • Founded: 1903
  • Headcount: 1001-5000
  • LinkedIn

Petro.com is a home services company offering heating, cooling, plumbing, and generator services. They provide emergency repairs, installation of energy-efficient systems, and service plans. Customers can choose from heating oil or propane services, with special offers and payment plans available. They also offer commercial services and prioritize customer satisfaction.


2. Santa Energy Corporation

Santa Energy is a family-owned company committed to providing the best in fuel services for homes and businesses in Fairfield and New Haven Counties. They offer a wide range of commercial services and fuels, including heating oil, propane, and solar. Their services include delivery, installation, and maintenance of HVAC and comfort equipment. With a focus on customer satisfaction and prompt service, Santa Energy is a trusted energy provider in the region.


3. Tri City Heating and Cooling

Tri City Appliance offers HVAC services, plumbing, and appliance repair. Their highly trained technicians provide quality home comfort solutions, including air conditioning, heating, heat pumps, duct services, Trane HVAC systems, indoor air quality, water heaters, drain cleaning, pipe repair and repiping, water treatment, sump pumps, winterizing, and toilet repair and replacement.


4. Edgerton Inc

Edgerton is a trusted provider of HVAC and plumbing services in Connecticut and Westchester County. With over 65 years of experience, we offer comprehensive solutions for heating, air conditioning, and plumbing systems, including repairs, maintenance, and emergency services. Our affordable preventative maintenance program ensures efficient functioning of your home's systems. Our experienced plumbers handle repairs, renovations, and fixture replacements. We prioritize customer satisfaction with no-hassle, competitive pricing.


5. Main Enterprises Inc.

  • Website: mainhvac.com
  • Headquarters: Stratford, Connecticut, United States
  • Founded: 1919
  • Headcount: 51-200
  • LinkedIn

Main Enterprises, Inc (MEI) is a fully equipped HVAC service and installation company. With over 100 years of experience, MEI offers 24-hour emergency services, preventative maintenance, replacements, repairs, and general HVAC services. They specialize in projects from municipal, institutional, commercial, and more. MEI provides a range of in-house services including sheet metal and mechanical pipe fabrication, design/build, and expert installation teams.


6. Controlled Air, Inc

Controlled Air, Inc. is a family-owned and operated company with 40 years of sales & engineering experience. They specialize in providing energy-efficient commercial HVAC solutions, including heating, air conditioning, and temperature controls. As a partner of the EPA CHP Partnership Program, they offer sophisticated and sustainable energy systems to meet the challenges of complex applications.


7. Alliance Heating & Air Conditioning, Inc.

Alliance Heating and Air Conditioning is a premier mechanical contractor serving Connecticut and New York's Heating, Ventilation, and Air Conditioning needs. With over 35 years of experience, we offer superior residential and commercial HVAC solutions, including heat pump and forced air replacement, rooftop cooling units, geothermal heating installation, condenser repair, and maintenance. We are known for delivering award-winning service and specialize in providing custom heating and cooling solutions for homes, businesses, hobbyists, collectors, and investors.


8. Stafford Mechanical Services, Inc.

Stafford Mechanical is a provider of heating and cooling services for residential and commercial clients. They offer a range of services including HVAC repair and replacements, boiler installations, air conditioning systems, and geothermal heating. They are committed to exceptional customer service and provide financing options for commercial projects. With over 25 years of experience, they serve customers in Connecticut and parts of Massachusetts.


9. East Coast Mechanical, Inc

East Coast Mechanical, Inc. Of Cheshire CT is a HVAC service company that specializes in heating and cooling systems. They offer professional installation, repairs, and maintenance services to ensure energy-efficient and reliable temperature control. With over 25 years of experience and a team of skilled technicians, they prioritize customer satisfaction and provide trustworthy service. Serving the Cheshire CT area, they are dedicated to keeping families safe and comfortable throughout the year.


10. Nutmeg Mechanical Services Inc.

Nutmeg Mechanical is a heating, air conditioning, and mini split specialist based in Connecticut. With over 30 years of experience, they offer installation, servicing, and emergency repairs for both residential and commercial customers. They specialize in geothermal and solar water heating systems, as well as aeroseal duct sealing. Their highly trained technicians ensure top-quality installations for optimal comfort and energy efficiency.


11. Fahrenheit Mechanical Services, Inc.

Fahrenheit Mechanical Services Inc is a heating and cooling company that offers a wide range of products and services. They provide residential and commercial installation, upgrade, and replacement of heating and cooling systems. Their team of trained technicians also offers preventive maintenance, repair service, and extended warranties. They specialize in indoor air quality solutions and provide sheet metal fabrication. With a focus on customer satisfaction, they offer financing options for their customers.


12. Perfectemp Inc.

  • Website: p-temp.com
  • Headquarters: Plainville, Connecticut, United States
  • Founded: 1998
  • Headcount: 11-50
  • LinkedIn

Perfectemp is a commercial heating and cooling services provider based in Connecticut. They offer unmatched HVAC services, including installation, repair, and maintenance. With extensive industry experience and groundbreaking technology, Perfectemp maximizes the potential of commercial operations by enhancing energy efficiency, indoor air quality, and productivity. They specialize in building automation systems, providing access and control at the user's fingertips. Perfectemp prioritizes customer satisfaction by recommending quality products and employing licensed professionals.


13. RZ Design Associates, Inc.

RZ Design Associates, Inc. is a leading consulting engineering firm providing design services for heating and air conditioning, ventilation, electrical, plumbing, fire protection, structural, power, lighting, and telecommunications systems.


14. Link Mechanical Services, Inc.

Justcalllink.com is a company that specializes in oil to natural gas conversions, commercial heating, carrier heating and cooling products, and tankless water heaters. They offer furnace repair services in West Hartford, Berlin, and nearby communities. They provide maintenance plans, filtration systems, and on-time service with fair upfront pricing.


15. Mulvaney Mechanical, Inc.

Mulvaney Mechanical is a company that specializes in the design, engineering, and installation of heating and cooling systems, including gas, oil, solar, and heat pump systems for both small commercial and large industrial applications. Their expert staff works on various types of piping systems, including sanitary plumbing, fluids transmission, and high purity gas installations. The company prioritizes professionalism, quality, and safety in their work.


16. Star Gas Llc

Star Group, L.P. is a full-service energy provider specializing in the sale of home heating and air conditioning services, equipment, and products to residential and commercial customers. They also offer plumbing services in certain areas and sell diesel fuel, gasoline and home heating oil on delivery-only basis.


17. Temp Air Company

  • Website: tempairct.com
  • Headquarters: Stamford, Connecticut, United States
  • Founded: 1966
  • Headcount: 11-50
  • LinkedIn

Temp Air is a company providing heating, ventilation, and air conditioning services for over 50 years. They offer installation, maintenance, and repair services for small and large residential properties with a focus on carrier equipment and factory authorization.


18. W L Heating & Cooling

W.L. Heating & Cooling is a service provider specializing in heating, ventilation, and air conditioning (HVAC) systems. They offer a wide range of installation, maintenance, and repair services for boilers, furnaces, heat pumps, and air conditioning systems. Their team of licensed and certified professionals ensures high-quality work and customer satisfaction.


19. Mid-State Mechanical Contractors

Mid-State Mechanical Contractors is a family-owned business providing residential and commercial mechanical services for heating, ventilation and air conditioning systems. They offer installations, repairs and maintenance contracts for furnaces, boilers, heat pumps, hot water heaters, air conditioning and ductless mini-splits.


20. M & R Mechanical Services, LLC

M&R Mechanical Services is an HVAC contractor that has been providing quality air conditioning, heating and indoor air quality products and services in Milford, CT since 1959. They offer tried and true products from leading manufacturers and their troubleshooting skills are unmatched which save customers time and money on needed maintenance and repairs.


21. ADJ Of Stamford, Inc.

ADJ of Stamford is a family-owned heating and air conditioning company that specializes in design/build contracting as well as installation of HVAC systems in residential, commercial, industrial, and retail projects. They also provide specialty metal fabrication services.


22. Nero Air Conditioning & Heating, Inc.

  • Website: neroac.com
  • Headquarters: North Haven, Connecticut, United States
  • Founded: 1988
  • Headcount: 11-50
  • LinkedIn

Nero AC & Heating provides HVAC services for residential and commercial properties including heating, cooling, indoor air quality, and custom ductwork. It focuses on creating healthy, comfortable, and energy-efficient homes with financing options. The company is committed to keeping customers' heating and cooling systems running efficiently during the COVID-19 pandemic.


23. Climatech Mechanical Services - Heating & Air Conditioning

Climatech Mechanical is a heating, ventilation, air conditioning, and refrigeration company providing comprehensive services to residential, commercial and industrial clients throughout Connecticut.


24. Pronto Environmental Inc

Pronto Environmental is a mechanical contracting company offering services for HVAC systems, plumbing, custom sheet metal fabrication, and clean room solutions.


Want to find more HVAC companies?


If you want to find more companies that offer professional HVAC maintenance, repair, installation and energy-efficient solutions you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
  • Contact data: Who are the owners and CEO's? What are their emails and phone numbers?
  • Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!

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