Customer Testimonials

At Cromwell Energy, customer satisfaction is always our highest priority. Read some of our many 5 star reviews!

4.8
Based on 89 Reviews
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Joyce Walter
August 2, 2024

Cromwell Electric was wonderful to work with. Jeff gave a clear explanation of estimate for mini split a/c and installation happened within a few weeks (earlier than expected)! Tom, Jason and Ken were extremely professional and friendly. Got work done in a day without interrupting us in the home. Everything was cleaned up and took time showing us how to work the units and care for them. We will continue to use this company for multiple services when needed. A+++.

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Lisa Raczka
August 2, 2024

Eric Mori came to do my annual service and he was exceptional! He took the time to answer all my questions, thorough and polite ! I was so pleased and he was neat and timely! He did both my AC and heating!

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G - Pops
July 22, 2024

In the middle of a heat wave, our AC quit. Having used Cromwell Energy for furnace maintenance previously, I recalled the excellent service they provided. They did not disappoint again. Even though they were scheduling a week out, a technician became available the next day. Eric was professional, courteous, answered all my questions (and then some), and clearly was an expert in his field. Thanks to Eric and the excellent office staff, our AC stands ready for the next heat wave! Highly recommend Cromwell Energy!!

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Nancy Joy
July 18, 2024

Cromwell Energy has always given us excellent service and we highly recommend them!

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Barbara Hughes
July 15, 2024

I have used Cromwell Energy for more than 15 years. Eric performed the annual tune-up of my furnace and central A/C. He does a great job of explaining what is being done, was prompt, professional, and experienced. Highly recommend!

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Claudia P. Tata
July 10, 2024

Great service today on my air conditioner from Eric! He knows his stuff 🙂

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Donna Panasewich
June 27, 2024

We called Cromwell Energy for a recent AC issue because they promptly fixed an issue we had a cpl years ago. Rep Eric came to our home, quickly identified the issue and had the AC running in no time. He was obviously very knowledgeable as well as courteous and thorough! Once the AC was on he verified the issue was resolved completely before leaving. Cromwell Energy was reasonably priced, will definitely call them again!

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Jim Meyer
June 26, 2024

Central A/C wasn't working when I needed it. Cromwell Energy sent Eric over the same day. They called before he came and he came when he was supposed to. He was very professional and methodic in tracking down and resolving the issue. I have been a custom for years and the service is always excellent.

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Nancy Sheehan
June 22, 2024

Great service, extremely professional, very responsive to heating and cooling needs! My review is based on many years relying on Cromwell Emergy’s services.

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Ellen Frederick
June 20, 2024

Have used Cromwell Energy for several years and always happy with their work. Eric performed the annual service on my HVAC today, very pleasant and knowledgeable technician.

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Lucy D
June 17, 2024

We have been a customer for many years and are always extremely satisfied with the service. Eric was out today to check our air conditioner unit. He was very knowledgeable, courteous and professional. We would recommend Cromwell Energy and we are grateful for the great service with Eric!

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Adeniyi Olaiya
June 5, 2024

I recently encountered a problem with my A/C unit, and Cromwell Energy promptly sent a technician. He conducted himself professionally, clearly explaining the problems and available repair options. Before the technician was dispatched, I had the opportunity to speak with a service manager which is impossible for some companies. So big shout out to their technician Keith, great job.

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Mike Nearing
May 30, 2024

I have been a customer of Cromwell Energy for many years. They are an OUTSTANDING Company with an Excellent staff. Eric has been servicing my system for the past few years and I have found him to be VERY Professional, Knowledgeable, Helpful and friendly. What more could a costumer ask for?

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Tita G
May 28, 2024

First time using their service, and I am more than pleased with them. AC unit was leaking and not cooling. Called them, and they quickly scheduled me for a visit. David quickly identified the issue and fixed it on the spot. Truly recommend them.

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Kimberly Zordan
May 21, 2024

I have been happy using Cromwell Energy for 40 years. Just wanted to comment on my experience with Eric. He has been here the last few times I needed help with my furnace and AC. He is so friendly to work with, always explaining any issues and what he did to resolve problems. In the past dealing with Brian has also been very helpful. Kim Z., Cromwell

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Clare on Walkley
May 16, 2024

We have been using Cromwell Energy for years and years. I can't say enough about the quality of their service--this company is amazing. They have cared for our boilers (we live in an own a 2-family) and installed a very complex, energy-efficient HVAC during a process that required multiple trips to our tiny attic and cellar. Throughout every visit, whether for installation or annual service calls, the technicians not only show great expertise, but are friendly and kind. And the office staff (thank you, Ronnie!) are exceptional, too. Thank you, Cromwell Energy! We feel lucky to be one of your customers.

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Ann Kelly
May 8, 2024

Always prompt and excellent service from Cromwell Energy. Employees knowledgeable, polite and helpful. David is great and Ronnie, the secretary, is a pleasure! Lou carries on the family tradition.

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Alexandre Winter
April 8, 2024

Service and staff are top notch. They have exceed my expectations when it comes to customer service. Staff is super friendly, professional, and care about their customers. I would highly recommend.

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Noreen Coffey
February 6, 2024

Excellent service!!!!! Very competent workers!!!!!!!

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Kyle Hair
February 1, 2024

I want to thank Lou and every member of his staff for the service they have provided at our office as well as my personal properties. Every member on his team is professional and cares about the client and doing a great job. Lou went out of his way to get parts overnight for a steam boiler that went down. They called me 1st thing in the morning to get the system back up and running. I am consistently impressed every time they work for me. Thank you. Kyle

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John Marino
January 30, 2024

I have been a Cromwell Energy customer for nearly 20 years. I have always gotten good service their techs are some of the best in the business professional knowledgeable Years ago when times got tough the owner of Cromwell Energy fronted me 100 gallons of oil so I could get by never forgot about it. Thanks Cromwell Energy keep doing what you do

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Sarah Churchill
January 3, 2024

We called and received quick same day service. We had just moved to the area and the gentleman was extremely helpful with educating us on our boiler system. Highly recommend this company and they will be the first company we call if another issue arises.

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John Engel
January 3, 2024

I've been using Cromwell Energy for the last six years for both my heating and air conditioning. I highly recommend this company,The technicians are always on time and update me on how all systems are working after they complete their work.

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Michael Stacy
January 2, 2024

Terrific customer service. Thorough in the Annual Maintenance. Eric was patient explaining the filters, thermostat and efficiency of our furnace. Always prompt with our oil deliveries too! Great company!

Oil Delivery & HVAC Services

In addition to our heating oil delivery, Cromwell Energy offers HVAC services throughout Middlesex and Hartford County, CT. We offer installation and maintenance services for most major brands of heating equipment (boilers, burners and furnaces) as well as commercial & residential central air conditioning (AC) systems. We also install the highly rated Mitsubishi ductless mini-splits and heat pump systems - which have become a go-to option for many Connecticut homeowners.

HEATING OIL DELIVERY IN CROMWELL, MIDDLETOWN AND NEARBY, CT

Heating Oil Delivery

To ensure that your home receives high quality fuel, Cromwell Energy delivers premium heating oil that contains the state-of-the-art HEATDOC additive package.

Complete Heating Services in Middletown, Cromwell and Nearby CT

Heating Services

We sell, install and maintain most major brands of heating equipment, (boilers, burners and furnaces) including Burnham, Buderus, Viessmann and American Standard.

Air Conditioning Services in Cromwell, CT

Air Conditioning Services

Cromwell Energy has the experience and expertise to professionally install and maintain your commercial or residential central air conditioning (AC) system.

Need Delivery or Service?

Need home heating oil delivery or HVAC services? Give us a call or send us an email today to get started!