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Become A Customer

This Online Application is for domestic business only. Canadian resellers can apply by clicking here.

To expedite the application process, please make sure that you have the following information available. It will be required to submit your application:

  • Resale certificate or license number
  • Business banking information
  • Business/trade references
  • Company ownership information

D&H web site requires cookies and JavaScript enabled. Please allow pop-up blockers for our site. And some documents are in PDF format that may require a PDF reader application if your OS does not support it.

$100 American Express® gift card for new customers!

Sign up with D&H, and receive a $100 AMEX® gift card when you make your first purchase of $1,000 or more within 30 days of signup.

To redeem your gift card email your name, company and account number to:

Educational Institutions

To open an account, download and complete the Education Customer Application. If you are privately owned, you will also need to provide an appropriate resale certificate.


Visit our contact us page for additional support.