Anthony and Dorothy Riddle Family Foundation
EIN 73-1631943 · CO · NTEE T21
Giving Profile
In 2025, Anthony and Dorothy Riddle Family Foundation based in CO paid 6 grants totaling $40K to 6 organizations across 4 states. Individual grants ranged from $1K to $30K, with a median of $2K. Its largest recipients included University of Colorado Foundation, Bechtel International Center, and Colorado Fourteeners. The foundation does not accept unsolicited applications — giving is by invitation only.
Foundation at a Glance
- Total assets
- $575,364
- Giving (latest yr)
- $40,000
- Filing year
- 2025
- Itemized grants
- 6
- Median grant
- $2K
- Recipients
- 6
- States reached
- 4
- Officers/trustees
- 3
- Unsolicited applications
- No — invitation only
Where the Money Goes
Top recipients
- University of Colorado Foundation$30,000
- Bechtel International Center$4,000
- Colorado Fourteeners$2,000
- CU Science Discovery$2,000
- Grand Canyon Youth$1,000
Where grants went
- Colorado$34,000 · 3 grants
- California$4,000 · 1 grant
- Georgia$1,000 · 1 grant
- Arizona$1,000 · 1 grant
Grants Paid (6)
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FAQFrequently Asked Questions
No. Anthony and Dorothy Riddle Family Foundation does not accept unsolicited applications — its grantmaking is by invitation only. Cultivating a relationship or securing an introduction is typically required.
Anthony and Dorothy Riddle Family Foundation is classified as a Public & Societal Benefit funder. Civil rights, community improvement, philanthropy, science, and public-policy. Its recent grants reached organizations across 4 states.
In its most recent filing, Anthony and Dorothy Riddle Family Foundation reported 6 itemized grants totaling $40K. Individual grants ranged from $1K to $30K (median $2K).
Recent recipients include University of Colorado Foundation, Bechtel International Center, Colorado Fourteeners, among 6 organizations in total. The full grant list is on this page.
Anthony and Dorothy Riddle Family Foundation is a private foundation based in Colorado, per its IRS 990-PF filing.
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