Providing Clean American Energy Since 1946.


We are temporarily restricting most of our branch offices to walk-in customer visits. For a list of offices, please click here.

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About Propane

Propane for the Home

The home is your sanctuary. Make sure it’s always running efficiently with clean burning, reliable propane.

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Propane for the Business

Power your business with propane; the reliable, highly efficient, and cost-effective fuel.

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The ThompsonGas Advantage

Since 1946, ThompsonGas has grown from a local company in Boonsboro, Maryland, to hometowns across the nation. Our goal is to not just satisfy our customers, but to make them a part of the family.

Wireless Tank Monitors

Never run out of propane again with our Wireless Tank Monitors. You are able to track tank levels in real time, customize alerts, consult usage history, and more right from our app!

Online Account Services

There are so many benefits to our online account services. It’s easy, secure and convenient. You can access your account anytime from anywhere. No more late payments, writing checks or lost checks.

Delivery Options

ThompsonGas offers several delivery options that fit all your propane needs for your home and business, and we are always willing to help you find an option that’s perfect for you.

A Nationwide Network

With over a hundred locations nationwide, the ThompsonGas family of companies is well equipped, and has the support to provide you better service and a better experience than our competitors.

A Commitment to Future Generations Through Clean Energy.

The ThompsonGas family of companies founded the Green Gas Initiative to educate communities on clean energy, and reduce their carbon footprint.

A low-carbon future is something we can all agree is good for our planet and propane is one solution. Its low-carbon, high-energy output makes it a perfect fuel for vehicle fleets, agriculture, shipping, industrial work and landscape management, just to name a few.


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