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31 Years
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Emergency
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Trusted HVAC Solutions for Homes and Businesses in Glastonbury
Since 1995, M.J. Emonds Mechanical Contractors has been a trusted provider of mechanical contracting services for residential and commercial clients throughout Connecticut. As a Trane Certified Comfort Specialist, we combine over 25 years of industry experience with cutting-edge technology to deliver customized heating, ventilation, and air conditioning solutions. Our licensed professionals hold certifications from the Refrigeration Service Engineers Society and North American Technician Excellence, ensuring expertise across HVAC systems. We specialize in full-service installations, maintenance, and emergency repairs for air conditioning units, furnaces, boilers, radiant heating systems, and water heaters. Our commitment to quality extends to sustainable practices and personalized service, addressing each clients unique requirements with precision.

With a decade of dedicated technicians on staff, we maintain rigorous standards for system performance and customer satisfaction. Our teams deep local knowledge - rooted in Glastonbury - enables tailored recommendations for New Englands climate challenges. We prioritize transparent communication, upfront pricing, and comprehensive support, from initial design to ongoing maintenance. Backed by partnerships with industry leaders like Trane, we guarantee durable, energy-efficient systems that meet both residential and commercial needs. Our 24/7 emergency response capability underscores our dedication to uninterrupted comfort and operational reliability for every client.
Services
HVAC Installation Air Conditioning Heating Systems Furnace Repair Boiler Maintenance Radiant Heating Water Heater Services Emergency Repairs System Upgrades Preventative Maintenance
Details
  • Year established: 1995
Highlights and features
  • We offer over 25 years of specialized HVAC expertise since 1995.
  • Our team includes NATE-certified technicians and Universal Technicians.
  • We provide 24/7 emergency HVAC repair services for urgent needs.
  • As Trane-certified specialists, we guarantee manufacturer-backed quality systems.
  • Licensed S1 Heating, Piping & Cooling contractor for Connecticut compliance.
Associations and certifications
  • Trane Certified Comfort Specialist
  • North American Technician Excellence (NATE)
  • Refrigeration Service Engineers Society
Services
HVAC Installation
We expertly install energy-efficient HVAC systems tailored to your propertys needs. Our Trane-certified specialists ensure precise sizing and integration for optimal performance and comfort. Backed by manufacturer warranties and 25+ years of installation experience.
Air Conditioning
Our comprehensive AC services include system design, installation, and maintenance to combat Connecticut summers. We optimize cooling efficiency through Trane equipment and regular maintenance, ensuring reliable performance during peak heat.
Heating System Repair
We diagnose and repair all heating system types, including furnaces and boilers. Our certified technicians perform emergency repairs and preventative maintenance to ensure winter reliability and system longevity.
Boiler Maintenance
Our specialists provide comprehensive boiler servicing, including emergency repairs and efficiency optimizations. We address retrofit needs and ensure safe operation for residential and commercial properties across Connecticut.
Water Heater Services
We service and replace electric, propane, and gas water heaters with immediate response for no-hot-water emergencies. Our expertise includes energy-efficient upgrades and proper system sizing for residential needs.
People
Michael J. Emonds
President & Co-Owner
With an HVAC diploma and 30+ years of experience, Mike Emonds leads as President and co-founder. He holds NATE certifications for AC, heat pumps, and gas furnaces, alongside a Connecticut S1 contractor license. Mike manages operations and technical standards.
Kerry Emonds
Co-Owner
As co-founder, Kerry Emonds oversees administrative operations and client relations. Her business management expertise complements Mike's technical leadership, ensuring comprehensive service delivery since the company's 1995 launch.
Questions
What HVAC services does M.J. Emonds offer?
We provide full-service HVAC solutions including air conditioning, heating system installation, furnace and boiler repairs, radiant heating, water heater replacements, and emergency HVAC repairs for residential and commercial clients.
Are you a certified Trane dealer?
Yes, we are a Trane Certified Comfort Specialist, offering factory-backed products and expertise in Trane systems for optimal performance and energy efficiency.
Do you offer emergency HVAC repair services?
Yes, we provide 24/7 emergency HVAC repair services for urgent heating or cooling system failures in residential and commercial properties.
What financing options are available?
We offer flexible financing through Trane for HVAC installations, featuring competitive rates and special promotions to make system upgrades affordable for homeowners.
Are your technicians certified?
Our team holds NATE certifications for HVAC installation and service, along with Universal Technician credentials from the Refrigeration Service Engineers Society for comprehensive system expertise.
What areas do you serve?
We primarily serve Glastonbury, Hartford, and surrounding Connecticut communities, with expertise in addressing New England’s unique climate challenges for HVAC systems.
Reviews (6)
Christine Sullivan
Apr 30, 2022 Report
Our AC stopped working and with the heat we have been having we really needed it repaired. We called this morning and Tony came out this afternoon, diagnosed the issue and repaired our system. He was professional and thorough and we would definitely recommend MJ Emonds. Service: A/C system repair
Bob Pacca
Apr 14, 2022 Report
We had Emonds install our A/C system back in 2020 when we were not living at our house full time and were not present during installation. FIRST MISTAKE not only was the trunk system in the basement not installed where discussed (air handler was hanging down directly where we enter the house), but after the initial attempt at using the system, the 1st floor never got to below 80 degrees. The mini splits on the 2nd floor were not on at the time but appear to work fine albeit not in the optimum space within the rooms. after consulting with several other Mitsubishi Diamond Contractors, the installed condenser (in the wrong location as discussed) is undersized thus the current challenge. Also, the balancing of Returns and Supplies throughout the 1st floor is not installed properly with both missing additional vents. in a nutshell, I would not recommend this company for AC installation and if they are contracted, make sure someone is present at all times they are in your house
Mike Lingner
Sep 18, 2021 Report
Class act at M. J. Emonds. May be more expensive than others but their staff know their business. Last technician diagnosed our issue in 10 minutes. Top shelf employees with top shelf parts. They do it right and do it right the first time. Check them out.
Brian Ambrose
Jul 21, 2021 Report
My cooling system fell short to the recent 100 degree days. I called and spoke to office staff who informed me that they will have some out to my home. Within three hours of my call, my system was up and running perfectly cool. Awesome service and knowledgeable team of technicians. Service: Repair HVAC
Gary Perrelli
Jul 16, 2021 Report
We've been a customer of MJ Emonds for almost 25 years. They've always taken great care of our heating and A/C systems. The team is always professional and knowledgeable. I would highly recommend them to anyone looking for a new heating or A/C unit or just looking for a top notch company to service their equipment. Services: HVAC system maintenance, Heating system installation, A/C system maintenance
Benjamin Campbell
May 18, 2021 Report
A wonderful family-owned business. My family has been using MJ Emonds for years. The office staff is friendly and helpful. The service techs are efficient and reliable. I highly recommend MJ Emonds! Services: A/C system maintenance, Ductless heating & A/C services