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B Robert Williamson Jr Foundation

EIN 45-5374818New York, NYPhilanthropyLatest 990 FY2025

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Listed with the IRS. Every screen came back clear.

A 501(c)(3) on Publication 78 and the IRS master file.

A paid feature, included from the $75 plan up. Sign in to download.Checked Nov 5, 2026, 6:14 PM ET
IRS nonprofit listing
No issue
Revocation
None
IRS files
Agree
Sanctions
No match
IRS bulletin
No notice
California
Registered
Charity type
Private foundation

$554krevenue
FY2025 · −47% in 3 yrs
7 of 7years filed
’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
$0$250k$500k$750k$1.0M$1.3M’19’20’21’22’23’24’25
Against similar nonprofits FY2025
Months of reserve3.6mo
Revenue growth (annualized)+8.6%
Middle half of peersMedianB Robert Williamson Jr