Rio Vista Foundation
Rio Vista Foundation is a private foundation based in St. Louis, Missouri. Its 2024 filing reports grants to charitable organizations, including support for general operations, education, arts, community initiatives, and a capital campaign, as well as direct charitable activities involving lower-carbon private equity investments and a loan to an arts foundation.
Rio Vista Foundation at a glance
In short: Rio Vista Foundation gave $4.4M across 11 grants in 2024 (avg $398K), mostly in Missouri. 30% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $4,375,333
- +98.9% vs 2023
- Grants made (2024)
- 11
- -8.3% vs 2023
- Average grant
- $397,758
- +117.0% vs 2023
- Median grant
- $150,000
- Total assets
- $57,632,065
- -0.6% vs 2023
- New grantees (estimate)
- 30% first-time grantees (3 of 10, 2024; small sample)
- Primary geography
- Missouri (97% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Rio Vista Foundation
- Accepts unsolicited proposals
- No
- Contact
Mailing address: 2200 West Port Plaza Dr 203, St Louis, MO 63146
Phone: (314) 317-8900
Website: https://riovistafoundation.com
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Rio Vista Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Washington University ($2.6M). Together the top 10 received $4.4M.
Grant Size Distribution
64 grants across all recorded years
The most common grant size was in the $100–250K range: 29 grants of 64 (45%).
Geographic Focus
Where this funder awards grants
In 2024, 97% of grant dollars went to recipients in Missouri and 3% to recipients in Colorado.
Grant Distribution by State
Share of 2024 grant dollars across all 11 itemized grants.
Cities
Is Rio Vista Foundation open to new grantees?
30%
first-time grantees, 2024
In 2024, 3 of 10 grantees (30%) were first-time recipients. With only 10 grantees, that is a small sample: one grantee more or less moves the share by about 10 points. First grants averaged $922K; repeat grants $230K. How we count
Medians: $150K first-time, $250K repeat.
- 70% of 2024 grantees were also funded in 2023. Method
- Giving grew 200% from 2021 to 2024. Method
- In 2024 it paid out 104% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $1.2M (2020) to $4.4M (2024). In 2024 it made 11 grants totaling $4.4M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Washington University St. Louis, MO | Fund general operations to further the charitable purpose of the tax exempt recipient organization | $2,600,000 |
| Hosco Shift Inc St. Louis, MO | Fund general operations to further the charitable purpose of the tax exempt recipient organization | $500,000 |
| Greater St Louis Inc Foundation St. Louis, MO | Fund general operations to further the charitable purpose of the tax exempt recipient organization | $250,000 |
| Invest STL St. Louis, MO | Fund general operations to further the charitable purpose of the tax exempt recipient organization | $250,000 |
| Wepower St. Louis, MO | Activate community power to re-design education,health,justice systems-equitable for all | $250,000 |
| University of Colorado Foundation - University of Colorado Denver Denver, CO | To Support the Education Project | $150,000 |
| Jewish Federation of St Louis St. Louis, MO | St. Louis Kaplan Feldman Holocaust Museum Capital Campaign | $100,000 |
| Missouri River Relief Columbia, MO | Fund general operations to further the charitable purpose of the tax exempt recipient organization | $100,000 |
| Jewish Federation of St Louis St. Louis, MO | Fund general operations to further the charitable purpose of the tax exempt recipient organization | $100,000 |
| The Kranzberg Arts Foundation St. Louis, MO | $50,000 to support the "intersessions" conference in the fall of 2024. $10,080 to support the busking program. | $60,080 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2024 | $57,632,065 | $4,106,785 | $4,463,823 | $4,375,333 | 11 | $4,586,139 | $2,088,493 | $4,401,717 |
| 2023 | $57,970,212 | $26,061,976 | $2,271,243 | $2,200,000 | 12 | $2,268,284 | $1,385,761 | $3,148,687 |
| 2022 | $40,427,273 | $3,088,757 | $2,471,061 | $2,238,519 | 11 | $2,781,981 | $576,200 | $2,522,336 |
| 2021 | $39,828,879 | $8,971,736 | $1,721,767 | $1,457,500 | 15 | $1,716,263 | $1,338,685 | $2,324,272 |
| 2020 | $34,225,822 | $11,443,251 | $1,368,135 | $1,196,000 | 15 | — | $1,873,633 | $1,702,405 |
Under IRS private-foundation payout rules, Rio Vista Foundation reported a distributable amount of $4.4M for 2024 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
The foundation’s 2024 filing describes an investment in lower-carbon private equity investments whose mission is to reduce CO₂ emissions through technology innovations. It also reports a loan to Kranzberg Arts Foundation, whose stated mission is to develop artistic venues, studios, workspaces, residencies, and community-based programming, and to provide infrastructure for the arts in the St. Louis region.
Among its 2024 grants, the foundation supported an education project at the University of Colorado Denver and the St. Louis Kaplan Feldman Holocaust Museum capital campaign. WePOWER’s grant purpose was to activate community power to redesign education, health, and justice systems to be equitable for all.
Grantmaking
In 2024, the foundation reported 11 grants totaling $4,375,333. Grant amounts ranged from $15,253 to $2,600,000, with a median of $150,000. Its largest grants were $2,600,000 to Washington University, $500,000 to Hosco Shift Inc., and $250,000 each to Greater St. Louis Inc Foundation, Invest STL, and WePOWER. The stated purposes for the first four were general operating support; WePOWER’s grant purpose was to activate community power to redesign education, health, and justice systems to be equitable for all.
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Andrew L. Yawitz as president, Alice G. Yawitz as treasurer and secretary, and Jess B. Yawitz as director.
Rio Vista Foundation is led by Andrew L. Yawitz, President on every filing since 2020; none of the 3 officers listed in 2024 report compensation.
Officers on the 2024 filing
Andrew L. Yawitz
President
On filings since 2020
5 hrs/week
No compensation reported
Jess B. Yawitz
Director
On filings since 2020
1 hr/week
No compensation reported
Alice G. Yawitz
Treasurer & Secretary
On filings since 2022
1 hr/week
No compensation reported
Former officers (1)
- Former: Daniel S. Yawitz (2020–2021) — Treasurer & Secretary
Data from IRS Form 990 filings, 2020–2024. "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 Rio Vista Foundation
How much does Rio Vista Foundation give each year?
Rio Vista Foundation gave $4.4M across 11 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $2.2M across 12 grants.
What is Rio Vista Foundation's typical grant size?
Rio Vista Foundation's median grant in 2024 was $150,000, and its average grant was $397,758, across 11 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Rio Vista Foundation that year got $922K on average.
Where does Rio Vista Foundation give grants?
Rio Vista Foundation gives mostly in Missouri: 97% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The most frequent recipient cities were St. Louis, MO (8 grants).
Does Rio Vista Foundation give general operating support?
Yes: 55% of Rio Vista Foundation's 2024 grants with a stated purpose (6 of 11) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are Rio Vista Foundation's largest grantees?
Rio Vista Foundation's largest 2024 grantees include Washington University ($2,600,000), Hosco Shift Inc ($500,000) and Greater St Louis Inc Foundation ($250,000), according to its 2024 IRS Form 990-PF. Together they received 77% of its itemized 2024 grant dollars.
How large is Rio Vista Foundation?
Rio Vista Foundation reported $57.6M in total assets on its 2024 IRS Form 990-PF. It paid out $4.6M in qualifying distributions that year, against a required minimum of $4.4M (roughly 5% of its investment assets).
What does Rio Vista Foundation fund?
The foundation’s 2024 filing describes an investment in lower-carbon private equity investments whose mission is to reduce CO₂ emissions through technology innovations. See mission & focus areas ↑
How do I apply for a grant from Rio Vista Foundation?
Rio Vista Foundation does not accept unsolicited proposals, according to Grantable's research on its published guidelines. Check riovistafoundation.com for any change to that policy.
What is Rio Vista Foundation's EIN?
Rio Vista Foundation's EIN (Employer Identification Number) is 47-5213534. IRS Form 990 filing data is available on this page for 2020–2024.
Does Rio Vista Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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