Data update history
January 4, 2025
Posted financials
Added Form 990PF for fiscal year 2023
January 19, 2024
Posted financials
Added Form 990PF for fiscal year 2022
June 26, 2023
Posted financials
Added Form 990PF for fiscal year 2020
Nonprofit Types
Grantmaking organizationsPrivate foundationsFamily foundationsPrivate non-operating foundationsCharities
Issues
No issues found
Characteristics
Provides grantsPartially liquidatedTax deductible donationsNo full-time employeesAccepts online donations
General information
- Address
- 321 Chattahoochee Dr
- Bear, DE 19701
- Metro area
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
- County
- New Castle County, DE
- Website URL
- themarianoriverafoundation.org/Â
- Phone
- (302) 832-1940
- Facebook page
- marianoriverafoundationÂ
IRS details
- EIN
- 13-4076067
- Fiscal year end
- December
- Taxreturn type
- Form 990-PF
- Year formed
- 1999
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- T20: Private Foundations
- NAICS code, primary
- 813211: Grantmaking Foundations
- Parent/child status
- Independent
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