Service You Can Count On...
Dependability You Can Trust Since 1946

Welcome to Stem Brothers, Inc., a trusted source of home heating expertise with an emphasis on energy conservation and the environment, serving Hunterdon and Warren counties in New Jersey and Bucks and Northampton counties in Pennsylvania.

Our goal is to deliver a great customer experience by focusing on quality. Best of all, Stem Brothers is a team of friendly experts who work hard every day to improve your comfort and save you money. To learn more about us, please browse our website, call our office or contact us online.

Why Choose Us?

We are a family-owned business that cares about you and are committed to delivering the highest standard of service and assistance for all our customers.

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In addition to propane, Stem Brothers provides Bioheat^® fuel, gasoline, on- and off-road biodiesel, and kerosene directly to your home or business.

My Account

Our online customer portal makes managing your account easy! Make payments, request fuel deliveries, track your account history, and so much more.

Family Owned.
Community Driven.

As a member of the Delaware Valley community, Stem Brothers proudly supports hometown and local community projects throughout its delivery area.

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Today's Renewable Propane Makes Your House a Home.

From water and home heating, to cooking and clothes drying, propane brings home affordability, versatility and reliability.

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A Cleaner, Greener Home Heating Oil. Delivered Now!

Stem Brothers is proud to provide all our customers with Bioheat^® fuel, a clean, green, and renewable fuel that is revolutionizing the American energy industry.

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Service You Can Count On...Dependability You Can Trust Since 1946

Family Owned.Community Driven.

Today's Renewable Propane Makes Your House a Home.

A Cleaner, Greener Home Heating Oil. Delivered Now!

Service You Can Count On...
Dependability You Can Trust Since 1946

Family Owned.
Community Driven.