Connecticut Energy Companies
326 companies listed

We’re one of the area’s largest energy suppliers and have been part of the community for years, serving our neighbors with a full range of heating, cooling and other home services. Customers are like family to us, that’s why they continue relying on us for the comfort services and…

In 2007, Georg Fischer Central Plastics acquired Connectra Fusion Technologies and set about consolidating its products and operations into their industry-leading lineup of pipe joining products and solutions.  A company devoted to providing a simple and cost-effective alternative for fusion machines…

We are a full service family owned and operated oil company offering automatic oil delivery, once on automatic delivery you become eligible for one of our price protection programs as well as a service plan. Capped and fixed price protection programs with budget options available and service plans with…

We at J.J. Sullivan have been providing reliable fuel oil delivery and heating system service to the Guilford, CT area for more than 90 years. As a full-service energy company, we also offer propane fuel delivery, installations, and service; air conditioning installations and service; indoor air quality…

Northeast Oil & Propane is a family owned and operated full-service heating and cooling company that has been in business since 1971 when our family proudly opened its doors.  From humble beginnings and a single delivery truck to our present full-service operation comprising a fleet of 17 vehicles,…

FOR OVER 25 YEARS, GAS WORKS PROPANE CO. has been Connecticut’s trusted choice for propane supply and home appliances. We’re a local company that puts you first – that means no contracts, and no commitment. And with our own storage facility, we can guarantee that our customers will…

Laplaca Oil and Propane has been keeping our Litchfield County neighbors warm since 1982.   LaPlaca Oil and Propane uses trained service personnel that are certified to give you the best service possible.  Our huge customer base that has grown since 1982 will vouch for that.When it comes…

Our promise to our customers is a full time job. We consider you part of our family and give you the respect that you deserve. With this commitment, our promise is to give you Price, Service and Dependability with the caring aspect that is certain from people you can trust. We offer ways to serve you…

Prime Propane is a family owned and operated business serving central and eastern Connecticut. We pride ourselves on giving prompt, friendly service and on helping our customers manage their energy costs.The families behind Prime Propane come from both sides of the market — we are longtime consumers,…

At Montanari Fuel Inc., we know how important it is to have heating oil to heat your home and provide comfort to your family in New Canaan, CT. That is why we offer convenient residential heating oil delivery right to your doorstep. For over 70 years, our family- owned- and- operated company has been…

Since 1936, the Risucci Family has been providing outstanding services to Waterbury and the surrounding areas. Best Oil started out as a simple home heating oil delivery company, but over the course of four generations, theyve expanded to include diesel fuel deliveries, oil burner services and installation,…

Since 1953, we at J & A Waterville Oil Service have strived to provide quality home heating fuel oil at the best prices to Naugatuck and the surrounding areas. We are proud to serve Connecticut homeowners with expert HVAC service recommendations, equipment installation, and repairs. We have vowed…

Firehouse Discount Fuels is a full service fuel oil & propane dealer. We deliver fuel to both homes and businesses alike, as well as offering a full suite of heating and cooling services. Above all else we are a locally owned, community focused company that takes pride in offering excellent value…

Thurston Energy Incorporated is a local family-owned business with over 100 years of experience servicing the Naugatuck Valley and the Greater Waterbury Area.  Our warm courteous staff, and our skilled technicians guarantee your family will be warm and cozy all winter, and cool and comfortable…

Lindell Fuels, or Lindell’s,  is the choice propane delivery company in Connecticut, centrally located in our North Canaan office with an adjacent storage facility location.  Also, we deliver heating oil from our Canaan bulk plant location.  Our delivery and service area covers…

FuelCell Energy, Inc. (NASDAQ: FCEL) is a global leader in delivering clean, efficient and affordable fuel cell solutions configured for the supply, recovery and storage of energy. We provide comprehensive turn-key solutions for our customers that include everything from the design and installation…

Freedom Energy Group provides low cost propane to our members who are homeowners and businesses throughout Connecticut. We negotiate discounted propane rates well below the average rates in Connecticut so we can help our members save hundreds to thousands of dollars/year as a member of Freedom Energy…

Comfort King Energy is a local business, which means that everyone on our team lives in the area; our kids go to the same schools as yours, we all shop at the same grocery stores. Were committed to delivering you, our neighbors, the best oil delivery services as possible.  As a company, our primary…

Thank you for choosing Plymouth Oil Service, Inc. We are a locally owned and operated business since 1969. Proud to have been serving and supporting the local community with the professionalism and courtesy that you deserve. We offer two types of customer account plans enabling you to choose the plan…

Although we have grown to become one of the largest family-owned propane businesses in the region, we still provide our customers with the most courteous, professional service that you would expect from a family-owned and family-operated business. Our dedication to excellent service has been our hallmark…