Stoneriver Foundation
Stoneriver Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Jackson, WY. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $3.0M in total assets. In 2024, it awarded 4 grants totaling $155K. Net investment income was $144K.
Key facts about Stoneriver Foundation
- EIN
- 22-3787992
- Latest 990 filing
- Form 990-PF, 2024
- Annual giving (2024)
- $155,100
- Grants made (2024)
- 4
- Average grant
- $38,775
- Median grant
- $35,050
- Total assets
- $2,963,899
- Primary geography
- Wyoming (80% of itemized 2024 grant dollars)
Data from IRS Form 990-PF, 2024; updated September 2026.
Who Stoneriver Foundation funds
By grant dollars, the top recipient states for Stoneriver Foundation's 4 itemized 2024 grants were Wyoming (80%) and Michigan (20%). The most frequent recipient cities were Jackson, WY (3 grants). 50% of grants with a stated purpose were for general or operating support.
How Stoneriver Foundation gives
- Giving fell 56% from 2021 to 2024. Method
- In 2024 it paid out 114% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Next steps with Stoneriver Foundation
- How to evaluate Stoneriver Foundation as a funder
Our grant prospecting guide: read the 990-PF, check fit, and decide whether to apply.
- Draft an LOI to Stoneriver Foundation with AI
AI grant writing that drafts from your organization’s own materials, in your voice.
- Track this opportunity in a free grant tracker
A free Google Sheets or Excel template for deadlines, award terms, and reports due.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$3.0M
+1.8% YoY
Annual Giving
$155K
-13.4% YoY
Grant Count
4
-20.0% YoY
Avg Grant Size
$39K
+8.2% YoY
Under IRS private-foundation payout rules, Stoneriver Foundation reported a distributable amount of $137K for 2024 — the minimum it must pay out in qualifying distributions.
About Stoneriver Foundation
Based on IRS filings
Stoneriver Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Jackson, WY. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $3.0M in total assets. In 2024, it awarded 4 grants totaling $155K. Net investment income was $144K.
Focus Areas
Ready to take the next step with Stoneriver Foundation?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 4 itemized 2024 grant dollars.
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $2,963,899 | $2,910,735 | $2,974,616 |
| Revenue | $212,461 | $117,737 | $28,384 |
| Expenses | $157,116 | $180,618 | $255,988 |
| Qualifying Distributions | $157,116 | $180,298 | $255,961 |
| Net Investment Income | $143,640 | $117,417 | $28,357 |
| Distributable Amount | $137,369 | $146,347 | $147,663 |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 4 recipients in 2024
Grant Size Distribution
34 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest recipients include Dancers Workshop ($75,000), Community Foundation of Jackson Hol ($39,100), Endangered Species Fund ($31,000).
| Recipient | Purpose | Amount |
|---|---|---|
| DANCERS WORKSHOP Jackson, WY | GENERAL SUPPORT | $75,000 |
| COMMUNITY FOUNDATION OF JACKSON HOL Jackson, WY | MATCHING GRANT | $39,100 |
| ENDANGERED SPECIES FUND Clawson, MI | SPECIAL PROJECT FUND | $31,000 |
| TETON YOUTH AND FAMILY SERVICES Jackson, WY | GENERAL SUPPORT | $10,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
No officer or director reported compensation in the available filings.
From 2024 IRS filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Gary K Silberberg | President | — | — |
| Veronica K Silberberg | Vice Preside | — | — |
| Adam Silberberg | Vice Preside | — | — |
| Lia Silberberg | Director | — | — |
| Molly Silberberg | Director | — | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Stoneriver Foundation?
Stoneriver Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Jackson, WY. It holds $3.0M in total assets as of 2024.
How large is Stoneriver Foundation?
As of 2024, Stoneriver Foundation holds $3.0M in total assets with $212K in annual revenue. It awarded 4 grants totaling $155K in 2024.
Where does Stoneriver Foundation operate?
Stoneriver Foundation has awarded grants in California, Connecticut, District of Columbia, Maine, Michigan, New York, Rhode Island, Wyoming.
What size grants does Stoneriver Foundation award?
In 2024, Stoneriver Foundation awarded 4 grants totaling $155K — an average of about $39K per grant, based on its IRS Form 990 filings.
How much is Stoneriver Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Stoneriver Foundation reported a distributable amount of $137K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Stoneriver Foundation's EIN?
Stoneriver Foundation's EIN (Employer Identification Number) is 22-3787992. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Stoneriver Foundation's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
Greater Houston Community Foundation
Houston, TX
Assets
$1.1B
Grants
1,724
Total Given
$232.3M
Community Foundation of Jackson Hole
Jackson, WY
Assets
$170.9M
Grants
374
Total Given
$39.6M
Boston Foundation Inc
Boston, MA
Assets
$1.9B
Grants
2,046
Total Given
$169.9M
Donovan Family Foundation
Jackson, WY
Assets
—
Grants
15
Total Given
$133K
Felicia M Delorenzo Scholarship
Boston, MA
Assets
$4.6M
Grants
61
Total Given
$367K
Foundation for the Carolinas
Charlotte, NC
Assets
$3.9B
Grants
1,605
Total Given
$609.1M
Texas Instruments Foundation
Dallas, TX
Assets
$73.0M
Grants
4,484
Total Given
$22.6M
Deloitte Foundation
Stamford, CT
Assets
$51.4M
Grants
121
Total Given
$32.5M
Jewish Community Federation of San
San Francisco, CA
Assets
$1.5B
Grants
991
Total Given
$123.7M
The Seidler Foundation
Des Moines, IA
Assets
—
Grants
175
Total Given
$4.1M
Wyoming Community Foundation
Laramie, WY
Assets
$230.8M
Grants
401
Total Given
$15.6M
Wyoming Early Childhood Partnership
Casper, WY
Assets
$55K
Grants
216
Total Given
$3.1M
More Funders in Wyoming
Data last updated September 2026. Sourced from IRS Form 990-PF filings.