Funding search · EIN 510243204 · Alexandria, VA
Winkler Botanical Preserve
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 8
- grants reported
- $16.8M
- total given
- 2022–2022
- filing years
- $269,534
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2022. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Grant history
All 8 reported grants, largest first.
- $11.9M
Nova Parks · Fairfax, VA · 2022
Donated on termination
- $3.0M
Nova Parks · Leesburg, VA · 2022
Cash donated on termination
- $1.0M
City of Alexandria Public Schools · Alexandria, VA · 2022
Donation on termination for public school programs at the preserve
- $290,888
Northern Va Community Foundation · Fairfax, VA · 2022
Donated on termination
- $248,181
Northern Va Community Foundation · Fairfax, VA · 2022
Donated on termination
- $119,625
Northern Va Community Foundation · Fairfax, VA · 2022
Donated on termination
- $119,558
Northern Va Community Foundation · Fairfax, VA · 2022
Donated on termination
- $100,000
Alexandria West End Schools · Alexandria, VA · 2022
Donation on termination for school lunches
Who else funds this kind of work
Same state
- US Committee for Refugees and429 grants · $685.5M
- Donors Trust2,393 grants · $871.1M
- George Mason University Foundation46 grants · $399.9M
Similar grant size
- Corporation for Public Broadcasting3,863 grants · $2.33B
- Bill & Melinda Gates Foundation13,441 grants · $18.24B
- The William & Flora Hewlett Foundation5,652 grants · $1.75B
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

