Wintersite Foundation
Wintersite Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in Wilmington, DE. IRS filing data is available from 2020 through 2025. In 2025, it awarded 10 grants totaling $40K.
Key facts about Wintersite Foundation
- EIN
- 82-4587256
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $40,000
- Grants made (2025)
- 10
- Average grant
- $4,000
- Median grant
- $2,500
- Primary geography
- North Carolina (48% of itemized 2025 grant dollars)
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Wintersite Foundation funds
By grant dollars, the top recipient states for Wintersite Foundation's 10 itemized 2025 grants were North Carolina (48%), New York (26%) and Massachusetts (16%). The most frequent recipient cities were Brooklyn, NY (2 grants) and Boston, MA (2 grants). 90% of grants with a stated purpose were for general or operating support.
How Wintersite Foundation gives
- Giving grew 567% from 2022 to 2025. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Next steps with Wintersite Foundation
- How to evaluate Wintersite Foundation as a funder
Our grant prospecting guide: read the 990-PF, check fit, and decide whether to apply.
- Draft an LOI to Wintersite 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 2025 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$40K
+300.0% YoY
Grant Count
10
+400.0% YoY
Avg Grant Size
$4K
-20.0% YoY
About Wintersite Foundation
Based on IRS filings
Wintersite Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in Wilmington, DE. IRS filing data is available from 2020 through 2025. In 2025, it awarded 10 grants totaling $40K.
Focus Areas
Ready to take the next step with Wintersite Foundation?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 10 itemized 2025 grant dollars.
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2025
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 9 recipients in 2025
Grant Size Distribution
17 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest recipients include Dogs Ambulance Foundation - Ar Idardo ($19,000), Beth Morrison Projects ($10,000 across 2 grants), Young Mens Christian Association of Greater Boston ($3,500).
| Recipient | Purpose | Amount |
|---|---|---|
| DOGS AMBULANCE FOUNDATION - AR IDARDO Charlotte, NC | General & Unrestricted | $19,000 |
| BETH MORRISON PROJECTS Brooklyn, NY | HILDEGARDE Production | $5,000 |
| BETH MORRISON PROJECTS Brooklyn, NY | General & Unrestricted | $5,000 |
| YOUNG MENS CHRISTIAN ASSOCIATION OF GREATER BOSTON Boston, MA | General & Unrestricted | $3,500 |
| VINCENT CLUB Boston, MA | General & Unrestricted | $3,000 |
| TEXAS OLD ENGLISH SHEEPDOG RESCUE INCORPORATED Argyle, TX | General & Unrestricted | $2,000 |
| CONFRERIE DE LA CHAINE DES ROTISSEURS FOUNDATION Parsippany, NJ | General & Unrestricted | $1,000 |
| CORNELL UNIVERSITY Boone, IA | General & Unrestricted | $500 |
| LSU FOUNDATION Baton Rouge, LA | General & Unrestricted | $500 |
| METROPOLITAN OPERA ASSOCIATION INC New York, NY | General & Unrestricted | $500 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
No officer or director reported compensation in the available filings.
From 2025 IRS filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Andrey Omeltchenko | Dir, Pres, Sec, Treas | 1 | — |
| Anna Omeltchenko | Dir, VP | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Wintersite Foundation?
Wintersite Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in Wilmington, DE. It holds — in total assets as of 2025.
Where does Wintersite Foundation operate?
Wintersite Foundation has awarded grants in Iowa, Louisiana, Massachusetts, North Carolina, New Jersey, New York, Texas.
What size grants does Wintersite Foundation award?
In 2025, Wintersite Foundation awarded 10 grants totaling $40K — an average of about $4K per grant, based on its IRS Form 990 filings.
What is Wintersite Foundation's EIN?
Wintersite Foundation's EIN (Employer Identification Number) is 82-4587256. IRS Form 990 filing data is available on this page for 2020–2025.
Explore Open Grants
Browse active grant opportunities in Wintersite Foundation's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
Adams Arthur & Alice Fdn
Saint Louis, MO
Assets
$13.4M
Grants
23
Total Given
$589K
The Howard and Sarah D Solomon
New York, NY
Assets
—
Grants
71
Total Given
$1.6M
Virginia B Toulmin Charitable
Cresskill, NJ
Assets
$135.8M
Grants
103
Total Given
$7.1M
The Corey Foundation
Riverhead, NY
Assets
$26.8M
Grants
23
Total Given
$3.0M
Sanders Family Foundation
Beverly Hills, CA
Assets
$640K
Grants
5
Total Given
$273K
Maine Community Foundation Inc
Ellsworth, ME
Assets
$807.6M
Grants
1,161
Total Given
$57.6M
The Jean & Louis Dreyfus Foundation Inc
New York, NY
Assets
$13.1M
Grants
48
Total Given
$732K
Frances & Benjamin Benenson Foundation
New York, NY
Assets
$28.9M
Grants
146
Total Given
$3.6M
The Amphion Foundation Inc
New York, NY
Assets
$12.9M
Grants
205
Total Given
$789K
The Aaron Copland Fund for Music Inc
New York, NY
Assets
$18.3M
Grants
231
Total Given
$1.4M
Opera America Inc
New York, NY
Assets
$31.4M
Grants
21
Total Given
$375K
The Pfizer Foundation Inc
New York, NY
Assets
$255.3M
Grants
9,306
Total Given
$23.2M
More Funders in Delaware
Data last updated September 2026. Sourced from IRS Form 990-PF filings.