Data / Foundation grants / The Dean Witter Foundation
The Dean Witter Foundation: 18 grants to organizations, $427,500 (tax year ended June 2025)
The Dean Witter Foundation, a private foundation in San Rafael, CA, paid 18 grants to organizations totaling $427,500 in its tax year ended June 2025, according to its Form 990-PF filed with the IRS on March 5, 2026. The largest was $45,000 to Naturebridge in San Francisco, CA for for scholarships for students at naturebridge's west coast campuses (matching).
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- EIN
- 946065150
- Based in
- San Rafael, CA
- Assets
- $9,557,011
- Grants paid
- $427,500
- Tax year ended
- June 2025
Grants paid, tax year ended June 2025
From the Form 990-PF filed March 5, 2026, IRS object ID 202610649349101211. It reported $427,500 in grants paid; 18 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Naturebridge | San Francisco, CA | For scholarships for students at naturebridge's west coast campuses (matching) | $45,000 | apps.irs.gov | |
| Bellevue Schools Foundation | Bellevue, WA | For the mental health expansion program and/or the spark fund at the district superintendents discretion | Education | $30,000 | apps.irs.gov |
| Eat Happy Now | Yarrow Point, WA | For the food insecurity program | $30,000 | apps.irs.gov | |
| Islandwood | Bainbridge Island, WA | For the islandwood educators' fund | Environment | $30,000 | apps.irs.gov |
| Northwest Film Forum | Seattle, WA | To pilot the documentary reflections of the river | Arts, culture and humanities | $30,000 | apps.irs.gov |
| Sealife Response Rehabilitation & Research | Des Moines, WA | To rescue and protect marine mammals in the pacific northwest | $30,000 | apps.irs.gov | |
| The Thacher School | Ojai, CA | For the horse program | Education | $30,000 | apps.irs.gov |
| University of Washingtoncollege of the Environment | Friday Harbor, WA | For the friday harbor labs k-12 science outreach program | $30,000 | apps.irs.gov | |
| Fred Hutch Cancer Center | Seattle, WA | For the project: mussel lab: distinguishing invasive vs local mussels through dna analysis | $25,000 | apps.irs.gov | |
| Practical Farmers of Iowa | Ames, IA | For sowing biodiversity: empowering small-scale farmers to support native pollinators | $25,000 | apps.irs.gov | |
| University of Washington Clean Energy Institute | Seattle, WA | For k-12 education and training programs | $25,000 | apps.irs.gov | |
| Wildlands Conservancy | Oak Glen Road, CA | For the nature's ninos program | Environment | $25,000 | apps.irs.gov |
| Hive | Boulder, CO | To prototype an online map of the boulder county climate justice landscape | $15,000 | apps.irs.gov | |
| Wildlands Conservancy | Oak Glen Road, CA | For the eel river canyon preserve | Environment | $15,000 | apps.irs.gov |
| Institute for Systems Biology | Seattle, WA | For the systems education experiences program | Science and technology | $12,500 | apps.irs.gov |
| Lewa Wildlife Conservancy USA | New York, NY | For general support in honor and memory of dean witter | Animal-related | $10,000 | apps.irs.gov |
| Northwest Association for Biomedical Research | Seattle, WA | For the camp biomed platform in eastern washington | Medical research | $10,000 | apps.irs.gov |
| The One Eighty Foundation | Seattle, WA | To game on to provide sports equipment, uniforms and league fees for underserved youth ages 6-18 | Human services | $10,000 | apps.irs.gov |
Grants paid, tax year ended June 2024
From the Form 990-PF filed June 13, 2025, IRS object ID 202501649349100215. It reported $300,500 in grants paid; 13 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Bellevue Schools Foundation | Bellevue, WA | For the mental health expansion program | Education | $30,000 | apps.irs.gov |
| Naturebridge | San Francisco, CA | For scholarships for students at naturebridge's west coast campuses (matching) | $30,000 | apps.irs.gov | |
| Sealife Response Rehabilitation & Research | Des Moines, WA | To rescue and protect marine mammals in the pacific northwest | $30,000 | apps.irs.gov | |
| The Thacher School | Ojai, CA | To enchance the schools water management program (matching) | Education | $30,000 | apps.irs.gov |
| Eat Happy Now | Yarrow Point, WA | For the food insecurity program | $25,000 | apps.irs.gov | |
| In Harmony Farm | Earlham, IA | For the education hub | $25,000 | apps.irs.gov | |
| Pacific Science Center | Seattle, WA | For the discovery corps program | $25,000 | apps.irs.gov | |
| San Juan Preservation Trust | Friday Harbor, WA | For learning landscapes program | Environment | $25,000 | apps.irs.gov |
| Wildlands Conservancy | Oak Glen, CA | For the nature's ninos program | Environment | $25,000 | apps.irs.gov |
| Cal Wood | Jamestown, CO | For the latino family camp | $20,000 | apps.irs.gov | |
| Friends of Kexp | Seattle, WA | For the youth education programs | Youth development | $20,000 | apps.irs.gov |
| Hive (grant Payable To Fiscal Agent Open Collective Foundation) | Boulder, CO | To prototype an online map of the boulder county climate justice landscape | $10,000 | apps.irs.gov | |
| Pathfinder Ranch | Mountain Center, CA | For the family outdoor education environmental learning program | Recreation and sports | $5,500 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $120,000 |
| Environment | $120,000 |
| Arts, culture and humanities | $30,000 |
| Youth development | $20,000 |
| Science and technology | $12,500 |
| Animal-related | $10,000 |
| Medical research | $10,000 |
| Human services | $10,000 |
States funded
| Recipient state | Granted |
|---|---|
| Washington | $417,500 |
| California | $205,500 |
| Iowa | $50,000 |
| Colorado | $45,000 |
| New York | $10,000 |
Also on SpecStream
- Who funds environment in California
- Who funds education in Washington
- Who funds education in California
- Who funds environment in Washington
- Who funds arts, culture and humanities in Washington
- Who funds youth development in Washington
Updated March 5, 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.