Click here to apply: S. Mark Taper Foundation Online Grants Portal

Thank you for your interest in submitting an application to the S. Mark Taper Foundation. The Foundation conducts one grant cycle each year beginning with a Letter of Inquiry (LOI) process. LOIs will be accepted through the online grants portal beginning 2:00 p.m. Pacific Standard Time on December 2, 2025. The LOI submission deadline is 2:00 p.m. Pacific Standard Time on February 2, 2026. Late submissions, incomplete LOIs, hard copies or documents sent via email will NOT be considered eligible for review.


How to Submit a Letter of Inquiry

Step 1: Carefully review the following documents prior to beginning your LOI:

  • LOI Guidelines
  • Grant Process Timeline: overview of the annual grantmaking cycle
  • Frequently Asked Questions (FAQs)
  • 2026 GOS LOI
  • 2026 Program LOI
  • 2026 Capital LOI

    Step 2: Create an account or log in to an existing account by clicking the following link: S. Mark Taper Foundation Online Grants Portal

    Step 3: Submit a Letter of Inquiry through the online grants portal between 2:00 p.m. Pacific Standard Time on December 2, 2025 through 2:00 p.m. Pacific Standard Time on February 4, 2026.


    If you have questions, or experience any difficulty navigating the new system, please email us at grants@smtfoundation.org or call (310) 476-5543.

    Please click on the link below to access the online grants portal and start a new LOI or continue an existing LOI. New users will need to create an account and returning users will be able to log in using existing account information.

    S. Mark Taper Foundation Online Grants Portal