Public nonprofit record
MAD RIVER FOUNDATION
EIN 13-6097034 · Private Grantmaking Foundations (T20)
What they do
MAD RIVER FOUNDATION
Money
Tax year 2025Financial picture
Revenue$155,226
Expenses$148,936
Assets$2,303,293
Income$31,919
Grants given$543,000
Average grant$108,600
Stocks and bonds$2,204,835
Investing fees$11,303
About this charity
- Recognized since
- January 1963
- Location
- CO BLAIR POTTS PO BOX 1214, STAMFORD, CT 069041214
- County
- Fairfield
- In care of
- PARKER ROCKEFELLER
- Primary officer
- PARKER ROCKEFELLER, VICE PRESIDENT
How to reach them
Filing and classification
- Latest tax year
- 2025
- Tax period began
- January 1, 2025
- Return type
- 990PF
- Tax preparer
- BLAIR & POTTS PO BOX 1214
- NTEE classification
- Private Grantmaking Foundations (T20)
- IRS tax category
- Private Grantmaking Foundations
- Grant-giving organization
- Yes
More public IRS record details
These are classification codes from the organization’s public nonprofit record.
- Subsection
- 03
- Affiliation
- 3
- Classification
- 1000
- Deductibility
- 1
- Foundation
- 04
- Activity
- 602000000
- Organization
- 1
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