Orinoco Foundation
Orinoco Foundation is a private foundation, based in Renton, WA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $779K in total assets. In 2025, it awarded 3 grants totaling $75K. Net investment income was $98K.
Orinoco Foundation at a glance
In short: Orinoco Foundation gave $75K across 3 grants in 2025 (avg $25K), top state California. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $75,000
- -22.7% vs 2024
- Grants made (2025)
- 3
- -50.0% vs 2024
- Average grant
- $25,000
- +54.6% vs 2024
- Median grant
- $25,000
- Total assets
- $778,854
- +2.7% vs 2024
- Primary geography
- California (33% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Orinoco Foundation funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
The largest 2025 recipient was Eisenhower Health Foundation ($25K). Together the top 3 received $75K.
Grant Size Distribution
18 grants across all recorded years
The most common grant size was under $50K: 17 grants of 18 (94%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 3 itemized grants.
Cities
How Orinoco Foundation gives
- Giving grew 36% from 2022 to 2025. Method
- In 2025 it paid out 187% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $30K (2023) to $97K (2024). In 2025 it made 3 grants totaling $75K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Eisenhower Health Foundation Rancho Mirage, CA | General Support | $25,000 |
| University of Alabama - Birmingham Birmingham, AL | General Support | $25,000 |
| Forks Hospital Foundation Forks, WA | General Suport | $25,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | $778,854 | $107,987 | $87,842 | $75,000 | 3 | $77,300 | $97,990 | $41,291 |
| 2024 | $758,709 | $54,922 | $111,560 | $97,000 | 6 | $99,855 | $43,217 | $42,574 |
| 2023 | $815,347 | $42,738 | $43,773 | $30,000 | 3 | $32,665 | $31,630 | $41,696 |
| 2022 | $816,382 | $18,224 | $71,724 | $55,000 | 4 | $57,770 | $9,466 | $44,734 |
| 2021 | $869,944 | $100,099 | $86,006 | $75,000 | 2 | $75,030 | $89,770 | $48,887 |
| 2020 | $856,104 | $18,608 | $63,417 | $55,000 | 2 | — | $44,446 | $48,758 |
| 2019 | $865,646 | $24,959 | $94,014 | $85,000 | 4 | — | $40,451 | $46,548 |
Under IRS private-foundation payout rules, Orinoco Foundation reported a distributable amount of $41K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Orinoco Foundation is led by Thomas A. Mitchell Jr., President since 2021 (on filings since 2019); none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Thomas A. Mitchell Jr.
President
Vice President → President, 2021
On filings since 2019
2 hrs/week
No compensation reported
Ariel A. Mitchell
Secretary
On filings since 2019
1 hr/week
No compensation reported
Former officers (1)
- Former: Amelia J. Nash (2019–2020) — President
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Orinoco Foundation
How much does Orinoco Foundation give each year?
Orinoco Foundation gave $75K across 3 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $97K across 6 grants.
What is Orinoco Foundation's typical grant size?
Orinoco Foundation's median grant in 2025 was $25,000, and its average grant was $25,000, across 3 grants on its 2025 IRS Form 990-PF.
Where does Orinoco Foundation give grants?
Orinoco Foundation's top state is California, with 33% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Alabama (33%) and Washington (33%).
Does Orinoco Foundation give general operating support?
Yes: 100% of Orinoco Foundation's 2025 grants with a stated purpose (3 of 3) were for general or operating support, per its 2025 IRS Form 990-PF.
How large is Orinoco Foundation?
Orinoco Foundation reported $779K in total assets on its 2025 IRS Form 990-PF. It paid out $77K in qualifying distributions that year, against a required minimum of $41K (roughly 5% of its investment assets).
What is Orinoco Foundation's EIN?
Orinoco Foundation's EIN (Employer Identification Number) is 63-1055908. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 15, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS May 11, 2026)
- Added Form 990-PF for fiscal year 2019 (received by the IRS June 20, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS July 29, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 12, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 10, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 14, 2024)
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