Become A Customer

Smiling couple sitting on a fence.If you’re looking for a reliable, customer-focused service provider for your propane and/or light fuels needs, we invite you to become a Dassel’s customer.

In addition to an absolute commitment to safe, reliable service, at Dassel’s we still believe in an ‘old fashioned’ approach to customer care. Our friendly, experienced staff loves taking good care of our customers, and it shows! That’s why we’ve been in business since 1939.

Plus you’ll never have to worry about running out of fuel, thanks to Dassel’s “Keep Full” automatic delivery service. We’ll monitor your tank and make sure you always have plenty of fuel, giving you peace of mind and making our service hassle-free.

We invite you to join the Dassel’s family of satisfied customers by downloading the appropriate form from the list below. Questions? Just give us a call at 831.636.5100. We’d love to talk to you!


Important! Our forms require the steps listed to be completed.

Here you’ll find important forms to help you become a customer.


To complete the forms successfully, follow these steps:

  1. Download the form to your computer
    Right click on a form at left and select ‘Save link as…’. Save the form to your desktop.
  2. Open the form in Adobe Acrobat
    If you do not have the latest version of Acrobat, you can download it here. Once Acrobat is installed, use Acrobat to open the downloaded form.
  3. Fill out the form
    Within Acrobat, fill out the form and hit “Save,” and then press the ‘Submit’ button. If you have any difficulty submitting the forms, feel free to call us at 1-888-327-7357.