Stanford University
STANFORD, CA
$1MTax year 2025
Grant purpose
For the center for ocean solutions
Foundation directory
Tidemark 10 Foundation Grants
Private foundation · EIN 85-4039046 · IRS 990-PF filings through tax year 2025
How to apply
This foundation reports on its 990-PF that it only makes contributions to preselected organizations and does not accept unsolicited applications.
Looking for funders you can apply to? Browse foundations that accept applications, or see foundations that fund in California.
Original filing text
Reported organization name: Tidemark 10 Foundation
Giving by tax year
Year-level totals across every reported grant in this profile — a summary, not a filter. The awards further down are the largest individual grants across all years, not each year's complete list.
| Tax year | Grants paid | Amount |
|---|---|---|
| 2025 | 16 | $1.4M |
| 2024 | 2 | $8.7K |
Where Tidemark 10 Foundation gives
States of grant recipients reported on the foundation's 990-PF filings, by dollars received.
Largest reported grants
Historical awards reported to the IRS. These are examples of past giving, not open opportunities.
Fidelity Investments Charitable Gift Fund
BOSTON, MA
$300KTax year 2025
Grant purpose
General & unrestricted
Nature Conservancy
ARLINGTON, VA
$20KTax year 2025
Grant purpose
California Oceans Program
Kqed Inc
SAN FRANCISCO, CA
$10KTax year 2025
Grant purpose
General & Unrestricted
Natural Resources Defense Council Inc
NEW YORK, NY
$10KTax year 2025
Grant purpose
General & Unrestricted
Showing 5 of the 18 largest grants (18 reported in all).
See all 18 grants from Tidemark 10 Foundation: sort and filter by purpose, state and year.
Create free accountAbout this data
Figures are aggregated from Tidemark 10 Foundation's IRS Form 990-PF electronic filings (2 filings on file, most recent tax year 2025). Totals reflect grants the foundation reported as paid, and can lag the current year because foundations file annually and often on extension. Source: IRS 990-PF filing on ProPublica. Raw e-file archive (ZIP) — a large IRS yearly archive download.
Other foundations giving in California
Free templates for applying to a foundation like this
- Full grant proposal template with an annotated sample
- Letter of intent template and example
- Statement of need template and examples
- Executive summary template and examples
- Grant budget template (XLSX) and budget narrative
- Evaluation plan template and metrics
New to this? Start with how to write a grant proposal, section by section. This profile is built from IRS 990-PF filings — read how the directory was assembled, or see what GrantCue does and what it costs.