Keeping Our Friends & Neighbors Warm and Comfortable Since 1925

Whether you need heating oil or propane delivery, quality heating or air conditioning service, emergency customer care, or indoor air quality improvements, we’ve got you covered! At J.J. Sullivan, our highly trained service technicians and customer service representatives have what it takes to keep your home warm and safe throughout the seasons. If we can assist with oil or propane delivery, HVAC service, or anything, please contact us online! We look forward to hearing from you.

TODAY'S FUEL PRICES

OIL
$2.899
Prompt Pay Discount
$2.799
PROPANE
$2.899
Prompt Pay Discount
$2.799

Prices subject to change; please call office to confirm your order price. Prompt pay discount applicable if payment is received within 7 days of date of delivery.

Our Services

Home Heating Oil Delivery

Homeowners trust J.J. Sullivan for reliable deliveries of home heating oil at an affordable price. Click here to place your heating oil order or to check today’s low oil price.

OUR OIL DELIVERY
Our Services

Quality Propane Delivery

If you’re looking for trustworthy and affordable delivery of propane fuel, you’ve come to the right place. Visit this page to learn more about your options or place your CT propane delivery request today.

OUR PROPANE DELIVERY
Our Services

Dependable HVAC Services

Furnace, boilers, and air conditioners alike can have their efficiency maximized and their lifespan extended with annual maintenance from trained J.J. Sullivan technicians. Click here to learn more.

QUALITY HVAC CARE
Our Services

Heating & Cooling Installations

J.J. Sullivan is known for our high-efficiency heating and cooling system installations, which burn fuel efficiently and keep your Southern Connecticut home comfortable for years on end. Contact us today!

HIGH-EFFICIENCY SYSTEMS