Anthony and Dorothy Riddle Family Foundation
Grantmaking foundation in Boulder, Colorado · EIN 73-1631943
- Colorado
- Boulder
- Philanthropy, Voluntarism and Grantmaking Foundations
- Philanthropy, Voluntarism and Grantmaking Foundations in Colorado
- Grants itemized on the 990
- $40KTax year 2025
- Grants made
- 6Tax year 2025
- Total assets
- $580KLatest reported
- Latest IRS filing
- 2025Form 990 / 990-PF
Mission
University of Colorado Foundation
Giving by year
Totals by tax year, rounded to two significant figures. Years without a reported total show the sum of grants itemized on the filing.
Top recipients
| Recipient | Amount | Tax year |
|---|---|---|
| University of Colorado Foundation | $30K | 2025 |
| Bechtel International Center | $4K | 2025 |
| Colorado Fourteeners | $2K | 2025 |
| CU Science Discovery | $2K | 2025 |
| Grand Canyon Youth | $1K | 2025 |
Amounts are rounded. The full grantee list (6 grants in 2025) is available with a free account.
See the full profile. All grants with amounts and years, board and officers, contact details, giving patterns and your organization's fit score are available with a free GrantAuthority account.
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Source: IRS Form 990 and 990-PF filings, tax year 2025. Also see this organization on ProPublica Nonprofit Explorer.