CONTACT J.J. SULLIVAN FOR ALL YOUR
HEATING AND AIR CONDITIONING NEEDS!
203.453.2781

We at J.J. Sullivan have been providing reliable fuel oil delivery and heating system service to the Guilford, CT area for more than 85 years. As a full-service energy company, we also offer propane fuel delivery, installations, and service; air conditioning installations and service; indoor air quality installations and service; and many coverage options for your heating equipment. Among our quality heating services are annual tune-ups, 24-hour emergency service, budget plans, pricing programs, oil tank protection, and comprehensive service plans. We are proud to offer dependable and affordable Gulf Electricity as an option to our customers as well. If you have questions or would like more information about any of our home comfort services, please contact our office and we will be happy to assist you!

TODAY'S OIL PRICE

$3.699

MY ACCOUNT

Manage your fuel payments and view your account summary with ease! Our convenient online account function allows you to access your heating transactions whenever and wherever you'd like.  

SIGN IN

REQUEST SERVICE

Are you in need of a repair or maintenance service performed to your heating, cooling, or air purification system? Contacting us has never been simpler with our online service request form.

REQUEST

SERVICE PLAN

Protect your oil or propane heating system with one of our comprehensive service plans. Our service plans include important annual maintenance services and valuable coverage to keep your system operating efficiently.

SIGN UP

BECOME A CUSTOMER

Not yet a J.J. Sullivan customer? "Keeping our friends and neighbors warm and comfortable" is our philosophy, and we are ready to assist you with all of your energy needs!

SIGN UP