When you need us, OSI Comfort Specialists is here for you!

SERVING NASSAU, QUEENS AND SUFFOLK COUNTIES

Your Full-Service Provider for Fuel, HVAC and More!

Trust OSI Comfort Specialists for the best service around

Bioheat Fuel

With reliable delivery, you’ll always have the heating oil you need.

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Air Conditioning

Stay cool with our central air conditioning and ductless A/C services.

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Electrical

Our licensed, insured and certified electricians can do any job, big or small!

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Commercial

We’re your one-stop shop for commercial fuels, equipment, electrical and plumbing services!

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Oil Heat That’s Better for the Environment

Our Bioheat® Fuel burns cleaner than natural gas, so you can stay comfortable while shrinking your carbon footprint!
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Breathe Easier with Our Air Purifying Services

Make the air in your home cleaner, safer, healthier and more comfortable with our indoor air quality equipment installation and service.

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Download the OSI Comfort Specialists App

Manage your heating oil supply, equipment service and account wherever you get a signal with our easy-to-use app!

A Family Business That Treats You Like Family

“Comfort You Can Count On” is more than a tagline, it’s our goal every day. From the very beginning, when founder Morris Levi would hand-deliver 5-gallon jugs of heating oil through high snowdrifts to make sure his customers stayed warm, taking care of our neighbors has been at the heart of what we do.

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OSI Comfort Specialist

Serving Nassau, Queens
and Suffolk counties