Data / Foundation grants / Castaing Family Foundation
Castaing Family Foundation: 8 grants to organizations, $53,000 (tax year ended December 2025)
Castaing Family Foundation, a private foundation in Scottsdale, AZ, paid 8 grants to organizations totaling $53,000 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on April 20, 2026. The largest was $20,000 to Mayo Clinic in Rochester, MN for general fund.
SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.
- EIN
- 383443775
- Based in
- Scottsdale, AZ
- Assets
- $492,856
- Grants paid
- $53,000
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed April 20, 2026, IRS object ID 202641109349100134. It reported $53,000 in grants paid; 8 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Mayo Clinic | Rochester, MN | General Fund | Health care | $20,000 | apps.irs.gov |
| Michigan Science Center | Detroit, MI | General Fund | Education | $20,000 | apps.irs.gov |
| Detroit Symphony Orchestra | Detroit, MI | General Fund | $5,000 | apps.irs.gov | |
| Play Works | Oakland, CA | General Fund | $5,000 | apps.irs.gov | |
| American Red Cross | Detroit, MI | General Fund | $1,000 | apps.irs.gov | |
| Friends of Public Radio Az | Tempe, AZ | General Fund | $1,000 | apps.irs.gov | |
| Detroit Inst of Arts | Detroit, MI | General Fund | $500 | apps.irs.gov | |
| National Park Foundations | Washington, DC | General Fund | $500 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed June 5, 2025, IRS object ID 202521569349100407. It reported $79,000 in grants paid; 10 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Hospice of the Valley | Phoenix, AZ | General Fund | Human services | $25,000 | apps.irs.gov |
| Mayo Clinic | Rochester, MN | General Fund | Health care | $20,000 | apps.irs.gov |
| Michigan Science Center | Detroit, MI | General Fund | Education | $20,000 | apps.irs.gov |
| Cure Epilepsy | Chicago, IL | General Fund | $5,000 | apps.irs.gov | |
| Detroit Symphony Orchestra | Detroit, MI | General Fund | $5,000 | apps.irs.gov | |
| American Red Cross | Detroit, MI | General Fund | $1,000 | apps.irs.gov | |
| Friends of Public Radio Az | Temple, AZ | General Fund | $1,000 | apps.irs.gov | |
| National Academy Engineering | Washington, DC | General Fund | $1,000 | apps.irs.gov | |
| Detroit Inst of Arts | Detroit, MI | General Fund | $500 | apps.irs.gov | |
| National Park Foundations | Washington, DC | General Fund | $500 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Health care | $40,000 |
| Education | $40,000 |
| Human services | $25,000 |
States funded
| Recipient state | Granted |
|---|---|
| Michigan | $53,000 |
| Minnesota | $40,000 |
| Arizona | $27,000 |
| California | $5,000 |
| Illinois | $5,000 |
| District of Columbia | $2,000 |
Also on SpecStream
- Who funds health care in Minnesota
- Who funds education in Michigan
- Who funds human services in Arizona
Updated April 20, 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.