SD Association

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NDA (Non-Disclosure Agreement)

To obtain a Non-Disclosure Agreement, please print and fill out the Non-Disclosure Agreement (PDF, 135KB).

Sign and mail 2 original copies along with the following information on company letterhead.

  1. Primary and Alternate Contact Person Name
  2. Primary and Alternate Contact Person Phone, Fax, and Email
  3. Valid Mailing/Billing Address

To the SD Association office at:

SD Association
2400 Camino Ramon, Suite 375
San Ramon, CA 94583

The SD-3C, LLC represents the interests of the founding patent holders -- Panasonic, SanDisk and Toshiba -- while also serving as the licensing authority for all SD technology. Licensing requirements vary by use of SD technology. If you have any questions about what licensing may be required for your use of SD technology, please see our Use and Licensing page. If you have any question regarding the NDA, please email