Serving Fairfield, Litchfield & New Haven Counties since 1982
With a well-maintained fleet of trucks and onsite storage, we make sure you always have enough fuel.
We have abundant supply and a team of experts who know propane inside and out.
Keep your cool with top-rated air conditioning services from Jennings.
Eliminate surprise repairs and guarantee a fast emergency response with our money-saving service plans.

A top-rated heating oil & propane company, providing heating & cooling sales and service support in Connecticut


Excellent customer service whenever we have needed it. Fast, efficient, courteous, it's as good as it gets!

- By James & Leni S.

Serving satisfied customers

in Danbury, throughout Fairfield, Litchfield and New Haven counties, Connecticut

If you are already a Jennings Oil delivery customer, then you already know how dedicated we are to customer satisfaction. So why not call on the most reliable heating oil supplier in CT to support your home heating and cooling equipment needs, too? Our experts are factory trained on installations and servicing of the latest energy efficient home heating systems.

Beyond our dedication to customer service, we are also committed to help our customers save money and budget their energy costs. We urge you to learn about our Price Protection, EZ Pay, and service plans.

If you are looking for a full-service heating oil supplier in Fairfield, Litchfield, or New Haven counties, then search no more. Our family has been serving families like yours for over 80 years in your neighborhood!

Please contact us if you have any questions or needs that we can help you with today!