As of today, we are operating at full capacity. If there is a change or potential disruption in service, we will be updating our website and social media pages, as well as sending email communications. Please rest assured we are taking the COVID-19 virus seriously, and the safety of our customers and employees is our top priority during this difficult time. Should the situation worsen in areas where we provide service, we have processes in place to keep operating as normally as possible.

When it comes to Total Home Comfort, Wilcox Energy has you covered!

Trust us for:

  • Bioheat Heating Oil Delivery
  • Propane Delivery
  • Heating System Service & Installation
  • Air Conditioning Service & Installation

Small Enough to Care. Big Enough to Deliver. Call us 860-399-6218

Wilcox Energy is a privately owned, local Westbrook, CT company since 1955.
We live here, raise our kids here and we’re proud to give back to our community in many ways.

Heating Oil

Wilcox Energy has been delivering home heating oil in CT since 1955. We deliver a custom blend of Ultra Low Sulfur Heating Oil & BioHeat, giving you the cleanest fuel source available on the market today! Rely on our friendly drivers to deliver your oil when it counts, on time, every time!

Propane

We take pride in providing reliable, safe, dependable local propane deliveries to our customers. Switching to Wilcox Energy is EASY! We make it easy to do business with us. Call today for a free estimate and see how simple it is to switch to Wilcox Energy for all of your propane needs.

Heating

We repair, service, and install heating systems for your home or business. We work with gas, oil, propane and electric furnaces, boilers, heat pumps and ductless systems. Trust us to keep you warm and safe 24 hours a day. We will answer your call day and night.  Professional Installation Service.

Cooling

We service and install all types of central air conditioning systems in your home or business.  We also install, service and repair mini-split ductless cooling systems.  We work on all major makes and models. Whatever it takes to keep you cool, we are your local HVAC company.

Why Choose Wilcox Energy:

  • Trusted in the Community
  • We deliver a Superior Product
  • We don’t just “sell oil.”
  • We’re familiar
  • We serve the shoreline and surrounding towns
  • We’re committed to improving Energy for you
  • We help you plan
  • We help you weigh your options

What Our Customers Say About Us...

They Never Let Us Down...

We have been a Wilcox customer for almost 20 years and they have never let us down. We have had our share of emergencies over the years, and we trust Wilcox for their professional work and quick response time. We just had a new water heating system installed today, and the technicians, Roger and Vidal, were great! They were friendly, knowledgeable, efficient, and did an awesome job. Thanks to all the folks at Wilcox Energy for being there when we need you!

~ Jeff Ward on Google

Overall a Good Company...

Overall a good company. Been using them for about 3 years now. They are great with the oil delivery and we have had no problems with their propane business.

~ Timothy O'Leary on Google

Polite, Informative, and On Time...

Being a very happy customer, my service today made my Wilcox experience even better. The service tech Justin J. Was polite, informative and on time. These are very important to me. Great service great tech 5 stars in my book. Wilcox also hires veterans, major bonus. Thanks again.

~ James Gordy on Google

Case Studies

Sometimes seeing an actual project is the best way to gauge how effective a contractor can be for your particular needs and situation. That is why we compiled a series of case studies for you to view.

propane storage tank installation service

Propane Tank Installation

Our clients had a whole house generator installed in their home. With the new generator, they required a larger propane tank than the one that they had initially.

View the Case Study

cooling system installation lyme ct

AC Replacement

The Lyme Firehouse felt uncomfortable due to the poor performance of their window air conditioning units. Also, they wanted to reduce the high energy costs that come with these types of cooling systems.

View the Case Study

ductless ac installation project in Madison CT

Ductless Cooling

After many years of use, our clients decided that window air conditioning units were noisy, expensive to use, and their house still felt hot and sticky. Our homeowners wanted a better solution to combat the heat.

View the Case Study

Comfort Begins With Change

Make the switch today and see why Wilcox Energy is right for you.

Helping you take care of your home and family.

Everything you could need to stay on top of what matters most to you.

BioHeat - Heating Oil Delivery

Propane Delivery

Storage Facility Advantage

24/7 Emergency Service

A/C Installation

A/C Repair

Heating System Installation

Heating System Repair

Annual Tune-ups

Service Protection Plans

Energy Conservation Services

Top Notch Service

Our service area includes these towns in Connecticut:  Westbrook, Clinton, Madison, Guilford, Killingworth, Chester, Deep River, Essex, Old Saybrook, Old Lyme, Lyme, Niantic, East Lyme, and East Haddam.  Please note that in Guilford and East Haddam, we serve only homes located within a 25-mile radius of our office.

From our Blog...

image of an HVAC system condenser

What is the Difference Between An Air Conditioner and A Heat Pump?

June 29, 2020

When looking for a home HVAC system, it’s important to spend some time evaluating the various options. Most people use their air conditioner during the summer and furnace in the winter. A single heat pump can be used throughout the year. In this article, we’ll compare the use of an air conditioner vs. heat pump.

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man suffering from high humidity at home

Portable Dehumidifier Vs. Air Conditioner: Which Is Best?

June 22, 2020

If you are becoming concerned with high levels of humidity in your home and the health risks and damages that come with it, then it’s time to think about some solutions. This article will talk about the differences between a portable dehumidifier vs air conditioner as a means to improve the air quality at home.

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cat and dog depicting their impact on indoor air quality in home

Simple Tips For Pet Owners To Improve Their Indoor Air Quality

June 15, 2020

Having a pet can greatly add to your enjoyment and quality of life. The unfortunate downside to owning a long-haired or furry animal is that it can decrease your indoor air quality (IAQ). With a few simple tips, you can avoid some of the issues that come with bad air quality and animals.

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image of a historic house that needs a cooling solution

The Challenges Of Cooling Historic Homes

June 8, 2020

Historic homes are not built in a way that allows the installation of today’s air conditioning systems easily. Thankfully, there is an excellent solution that will work remarkably well with a historic home – the ductless air conditioning system. It can provide energy-efficient comfort while preserving the aesthetic value of your historic home.

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