# OPEN SOURCE ENDOWMENT FOUNDATION

EIN: 33-3502715
Subsection: Public charity / private foundation
NTEE: T30 (Philanthropy, Voluntarism & Grantmaking Foundations)
Org type: Corporation
Ruling date: 2025-12-01
Deductibility: Contributions are deductible

Address: 74 E GLENWOOD AVE UNIT 5756, SMYRNA, DE, 19977-1002

## Financial summary (most recent IRS data)

- Total revenue: —
- Total assets: —
- Total income: —

## Source

- IRS Form 990 + BMF lookup: https://apps.irs.gov/app/eos/displayAll.do?dispatchMethod=displayAllInfo&ein1=333502715
- ProPublica Nonprofit Explorer: https://projects.propublica.org/nonprofits/organizations/333502715