"Great service,
every time!"


Serving Long Island for more than four generations.

For over a century, we’ve kept families and businesses in Suffolk County and the surrounding area comfortable with high-quality heating oil and related services.


Stay warm all winter with quality heating oil, expert installations and reliable service.


Beat the heat with professional air conditioning installations, tune-ups, repairs and more.


From kitchen renovations to drain cleanings and beyond, we have your plumbing needs covered.

"Thanks again, Swezey fuel. Timely, informative and maintained a clean work space."

James B., Rocky Point 

"Excellent service, fair price, great company. Been with them since 1963."

Grant W., Eastport

"Very hardworking, knowledgeable technicians. Swezey Fuel is very honest and a pleasure to deal with."

Tom C., Westhampton 

"Excellent plumber! Very knowledgeable and lots of helpful advice. Thank you for the great service! I definitely recommend and will use Swezey Plumbing in the future."

Daniel G., Stony Brook

Download our mobile app today!

The Swezey Fuel Mobile App is out now! With all the convenience of a mobile app, access your Swezey Fuel account from the comfort of your mobile device! It's never been easier to Make Payments, Order Fuel, View your Account, and much More! Just search for Swezey Fuel in the App store or Google Play Store to get started.

Swezey: A family-owned Long Island neighbor for more than 100 years


Providing reliable heating, cooling and plumbing services across Suffolk County, NY.