Nonprofit screen
Screen a listWinchester Thurston School
Can you give?
Listed with the IRS. Every screen came back clear.
A 501(c)(3) on Publication 78 and the IRS master file.
- IRS nonprofit listing
- No issue
- Revocation
- None
- IRS files
- Agree
- Sanctions
- No match
- IRS bulletin
- No notice
- California
- No record
- Charity type
- 509(a)(1)
$30Mrevenue
FY2025 · +8% in 3 yrs324staff
8 of 8years filed
’18’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
Where the money goes FY2025 · $29M spent
Programs$20M70%Management and general$7.7M27%Fundraising$854k3%990 FY2025 · Part IX line 25
Nothing to check in the filings
In its favor2
Strong governance
23 of 24 board members independent. Conflict-of-interest and whistleblower policies, audited financial statements, board reviews the 990.
990 Part VIA history of government grants
Government grants on 9 of its 9 returns, 0% of revenue in FY2025.
990 Part VIII49funders
$1.1Ma year, last 3 years
21%from its largest funder
Funder’17’18’19’20’21’22’23Posner Foundation of PittsburghSince FY2020$70k$85k$320k$300kThe Malone Family FoundationNew in FY2023$500kEqt FoundationStopped after FY2018$402k$51k–Marstine Family FoundationOn and off$250k$100k$100kCentral Pennsylvania Scholarship FundOn and off$16k$114k$155k$83kEden Hall FoundationNew in FY2023$300kDonor-advised giftsDonors not disclosed$14k$29k$18k$36k$154k$139k$317k26 other fundersUp to $263k a year each$146k$88k$121k$687k$109k$177k$471k
FundedThrough a donor-advised fundStopped