Zephyr contains M&A, IPO and venture capital deal data with links to detailed company financial information. It has information on approximately 1.6 million transactions with over 100,000 being added annually.


In June 2021, Zephyr has transitioned to SSO (single sign on) access.

No personally identifying information is passed to Zephyr, only an anonymized confirmation that a user is a current student, faculty, or staff member at Duke.


  • Click the "Connect" button below to access Zephyr.
  • Enter Duke University as your Organization at the Bureau van Dijk entry page, and click continue to authenticate at Duke.
  • Enter your Duke Net ID and password at the Duke Shibboleth screen.
  • Once authenticated by Duke, you will be forwarded and logged into Zephyr.