Data update history
August 6, 2026
Posted financials
Added Form 990PF for fiscal year 2025
July 26, 2026
Used new vendors
Identified 2 new vendors, including , and
April 6, 2026
Posted financials
Added Form 990PF for fiscal year 2024
February 15, 2026
Updated personnel
Identified 1 new personnel
February 4, 2026
Used new vendors
Identified 2 new vendors, including , and
Nonprofit Types
Grantmaking organizationsPrivate foundationsPrivate non-operating foundationsCorporate foundationsCharities
Issues
No issues found
Characteristics
Provides grantsPartially liquidatedState / local levelTax deductible donationsAccepts online donations
General information
- Address
- 508 Carnegie Dr
- Princeton, NJ 08540
- Metro area
- Trenton-Princeton, NJ
- County
- Mercer County, NJ
- Website URL
- sozoseifoundation.org/Â
- Phone
- (240) 683-3573
IRS details
- EIN
- 84-3915935
- Fiscal year end
- December
- Taxreturn type
- Form 990-PF
- Year formed
- 2020
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- T21: Corporate foundations
- NAICS code, primary
- 813211: Grantmaking Foundations
- Parent/child status
- Independent
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