Nonprofit screen
Screen a listKatahdin Foundation
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Listed with the IRS, but California flags it.
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- IRS nonprofit listing
- Flagged
- Revocation
- None
- IRS files
- Agree
- Sanctions
- No match
- IRS bulletin
- No notice
- California
- Not current
- Charity type
- Not stated
$64krevenue
FY2025 · −97% in 3 yrs8 of 8years filed
’18’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
Worth checking3
A funder worth 20% of revenue stopped after FY2021
The Koum Family Foundation gave $349k in FY2021, 20% of revenue that year.
Funders’ 990-PF grant listsFederal awards stopped after FY2020
$397k in FY2020, none traced since.
USAspendingDeficits in 2 of the last 3 years
−$1.1M in FY2024 and −$22k in FY2025. Cash covers 1.0 months.
990 Part I and balance sheetIn its favor
None found in the filings.
34funders
$406ka year, last 3 years
29%from its largest funder
Funder’17’18’19’20’21’22’23The Righteous Persons FoundationOn and off$75k$550k$75kThe Koum Family FoundationOn and off$349kAlfred P Sloan FoundationOn and off$250kTaube Foundation for Jewish Life and CultureOn and off$100k$10k$50kThe Berg Family FoundationOn and off$150kBlavatnik Family FoundationOn and off$150kDonor-advised giftsDonors not disclosed$106k$106k$98k$80k$68k$30k$45k19 other fundersUp to $105k a year each$57k$48k$97k$107k$203k$107k$30k
FundedThrough a donor-advised fund