Castaing Family Foundation
EIN 38-3443775 · AZ · NTEE T20
Giving Profile
In 2025, Castaing Family Foundation based in AZ paid 8 grants totaling $53K to 8 organizations across 5 states. Individual grants ranged from $500 to $20K, with a median of $3K. Its largest recipients included Mayo Clinic, Michigan Science Center, and Detroit Symphony Orchestra. The foundation does not accept unsolicited applications — giving is by invitation only.
Foundation at a Glance
- Total assets
- $413,449
- Giving (latest yr)
- $53,000
- Filing year
- 2025
- Itemized grants
- 8
- Median grant
- $3K
- Recipients
- 8
- States reached
- 5
- Officers/trustees
- 5
- Unsolicited applications
- No — invitation only
Where the Money Goes
Top recipients
- Mayo Clinic$20,000
- Michigan Science Center$20,000
- Detroit Symphony Orchestra$5,000
- Play Works$5,000
- American Red Cross$1,000
Where grants went
- Michigan$26,500 · 4 grants
- Minnesota$20,000 · 1 grant
- California$5,000 · 1 grant
- Arizona$1,000 · 1 grant
- District of Columbia$500 · 1 grant
Grants Paid (8)
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FAQFrequently Asked Questions
No. Castaing Family Foundation does not accept unsolicited applications — its grantmaking is by invitation only. Cultivating a relationship or securing an introduction is typically required.
Castaing Family Foundation is classified as a Arts, Culture & Humanities funder. Museums, performing arts, cultural institutions, and the humanities. Its recent grants reached organizations across 5 states.
In its most recent filing, Castaing Family Foundation reported 8 itemized grants totaling $53K. Individual grants ranged from $500 to $20K (median $3K).
Recent recipients include Mayo Clinic, Michigan Science Center, Detroit Symphony Orchestra, among 8 organizations in total. The full grant list is on this page.
Castaing Family Foundation is a private foundation based in Arizona, per its IRS 990-PF filing.
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