Data / Foundation grants / Diffenbaugh Foundation
Diffenbaugh Foundation: 5 grants to organizations, $13,000 (tax year ended December 2025)
Diffenbaugh Foundation, a private foundation in Stanford, CA, paid 5 grants to organizations totaling $13,000 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on July 27, 2026. The largest was $7,000 to Vermillion Sea Institute in Bonita, CA for general.
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- EIN
- 956048727
- Based in
- Stanford, CA
- Assets
- $375,198
- Grants paid
- $13,000
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed July 27, 2026, IRS object ID 202642089349100319. It reported $13,000 in grants paid; 5 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Vermillion Sea Institute | Bonita, CA | General | $7,000 | apps.irs.gov | |
| Marine Mammal Center | Sausalito, CA | General | Animal-related | $2,000 | apps.irs.gov |
| Wildman Science Learning | Half Moon Bay, CA | General | $2,000 | apps.irs.gov | |
| The Teaching Well | Oakland, CA | General | Education | $1,500 | apps.irs.gov |
| Growing Together Bay Area | Pinole, CA | General | $500 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed November 13, 2025, IRS object ID 202533179349103153. It reported $8,000 in grants paid; 4 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Vermillion Sea Institute | Bonita, CA | General | $3,000 | apps.irs.gov | |
| Marine Mammal Center | Sausalito, CA | General | Animal-related | $2,000 | apps.irs.gov |
| Wildman Science Learning | Half Moon Bay, CA | General | $2,000 | apps.irs.gov | |
| Second Harvest of Silicon Valley | San Jose, CA | General | Food, agriculture and nutrition | $1,000 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Animal-related | $4,000 |
| Education | $1,500 |
| Food, agriculture and nutrition | $1,000 |
States funded
| Recipient state | Granted |
|---|---|
| California | $21,000 |
Also on SpecStream
- Who funds animal-related in California
- Who funds education in California
- Who funds food, agriculture and nutrition in California
Updated July 27, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.