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New York · Private foundation

Sophia and William Casey Foundation

Its FY2025 filing reports that it accepted unsolicited grant applications.

$732k
Granted FY2025(still arriving)
31
Grants FY2025
14
Organizations funded FY2024
21%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$5,000
Largest grant, FY2025
$315,000
Organizations funded a year
9 to 24
FY2018 to FY2024
States reached, FY2025
13
Total assets, FY2025
$9.5M
Applications
Takes unsolicited applications
Per its most recent filing; check its own site

How open it is to new grantees

In FY2024, 21% of the organizations Sophia and William Casey Foundation funded were first-time grantees, receiving 5% of its grant dollars.

New vs renewed · share of each year

In FY2024, 95% of grant dollars renewed an existing relationship; $25k went to new ones.

50%100%’18’19’20’21’22’23’24
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’18’19’20’21’22’23’24
EducationInternationalHuman ServicesArts & CultureReligionYouth DevelopmentOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.
The numbers by year
Fiscal yearOrganizations fundedTo those organizationsFirst-time grantees
FY2025still arriving31$732k39%
FY202414$496k21%
FY202315$829k13%
FY202222$632k9%
FY20219$622k22%
FY202024$594k33%
FY201914$509k29%
FY201813$334k38%
99% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Education$3.0MInternational$1.2MReligion$334kCivil Rights$221kArts & Culture$157kPublic Benefit$76kYouth Development$68kHuman Services$67kOther$0

Where its grants go

Grant dollars by states, across the years we hold.

Which US states its grants reach

IL
NY
SD
IN
NJ
CA
KY
WV
VA
MD
NM
AR
TN
DC
AL
FL

Top grantees

Largest recipients by total granted, FY2017 to FY2025, and the share of each one’s budget the grants supplied at peak.

Show all 54 grantees
All grantees of Sophia and William Casey Foundation by total granted
GranteeTotal grantedYearsShare of their budget
Tomorrow's Hope Foundation Inc$1,700,50097%
The Institute of World Politics$1,206,26073%
Christendom Educational Corporation$815,00081%
Irish Educational Development Foundation$435,000535%
Young America's Foundation$220,00040%
Clare Boothe Luce Center for Conservative Women$112,00061%
Boys & Girls Club of Oyster Bay - East Norwich$57,55041%
The Heritage Foundation$45,00060%
Catholic Distance University$40,00051%
Catholic Relief Services$35,0005n/a
St Josephs Roman Catholic Church$32,0005n/a
Cold Spring Harbor Laboratory$27,50040%
Judicial Watch Inc$26,00050%
The OSS Society Inc$25,00034%
Persecution Project Foundation$25,00020%
Glenwood Hook & Ladder Engine & Hose Company Inc$22,50040%
The Redemptorists$20,0003n/a
St Francis Hospital Foundation Inc$17,00020%
Business Executives for National Security$15,00030%
Wounded Warrior Project Inc$15,00020%
Mommas Inc$12,50030%
The Interfaith Nutrition Network Inc$12,00040%
Hope for Haiti Inc$10,00020%
St Jude Children's Research Hospital Inc$10,00010%
National Museum of Catholic Art & Library$10,000121%
Operation Smile Inc$7,00020%
Franciscan Friars of the Atonement$6,0002n/a
Heifer Project International$5,00010%
St Francis Hospital$5,0001n/a
Long Island Arts Alliance Inc$5,00014%
Turning Point USA Inc$5,00010%
Food for the Poor Inc$4,50030%
Nassau County Museum of Art$4,00010%
Sisters of Life$4,0004n/a
St Bonaventure Indian Missions & School$3,5001n/a
National Life Center Inc$3,00030%
The Order of Malta Pilgrimage Foundation$3,00011%
Feeding America$2,50010%
Red Cloud Indian School$2,5001n/a
St Johnland Nursing Center Inc$2,00020%
The Society of St Johnland$2,00020%
International Fellowship of Christians & Jews Inc$2,0001n/a
Aid to the Church in Need Inc$1,5002n/a
Theodore Roosevelt Association$1,1301n/a
Our Lady of the Miraculous Medal Church$1,0001n/a
Fathers of St Edmund Southern Missions Inc$1,0001n/a
Holy Family Hospital of Bethlehem Foundation$1,0001n/a
Christian Appalachian Project Inc$1,00010%
Students for Life of America Inc$1,0001n/a
The Viscardi Center Inc$1,00010%
Salesian Missions Inc$1,0001n/a
Project Understanding Inc$1,00012%
The Childrens Scholarship Fund$50010%
American Lung Association$50010%

What it could do for these grantees

Plus 13 recipients with no EIN on record ($303k), not named here.

Where it is load-bearing

Sophia and William Casey Foundation supplied at least a quarter of the budget for 1 of its grantees at some point. The chart plots its 38 largest grantees; load-bearing ones sit top left.

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetTomorrow's Hope Foundation Inc: $1,700,500 over 9y, 6.7% of budgetThe Institute of World Politics: $1,206,260 over 7y, 3.4% of budgetChristendom Educational Corporation: $815,000 over 8y, 0.7% of budgetIrish Educational Development Foundation: $435,000 over 5y, 35% of budgetYoung America's Foundation: $220,000 over 4y, 0.3% of budgetClare Boothe Luce Center for Conservative Women: $112,000 over 6y, 1.3% of budgetBoys & Girls Club of Oyster Bay - East Norwich: $57,550 over 4y, 0.8% of budgetThe Heritage Foundation: $45,000 over 6y, 0.0% of budgetCatholic Distance University: $40,000 over 5y, 0.6% of budgetCold Spring Harbor Laboratory: $27,500 over 4y, 0.0% of budgetJudicial Watch Inc: $26,000 over 5y, 0.0% of budgetThe OSS Society Inc: $25,000 over 3y, 4.2% of budgetPersecution Project Foundation: $25,000 over 2y, 0.3% of budgetGlenwood Hook & Ladder Engine & Hose Company Inc: $22,500 over 4y, 0.3% of budgetSt Francis Hospital Foundation Inc: $17,000 over 2y, 0.1% of budgetBusiness Executives for National Security: $15,000 over 3y, 0.1% of budgetWounded Warrior Project Inc: $15,000 over 2y, 0.0% of budgetMommas Inc: $12,500 over 3y, 0.5% of budgetThe Interfaith Nutrition Network Inc: $12,000 over 4y, 0.1% of budgetHope for Haiti Inc: $10,000 over 2y, 0.0% of budgetSt Jude Children's Research Hospital Inc: $10,000 over 1y, 0.0% of budgetNational Museum of Catholic Art & Library: $10,000 over 1y, 21% of budgetOperation Smile Inc: $7,000 over 2y, 0.0% of budgetHeifer Project International: $5,000 over 1y, 0.0% of budgetLong Island Arts Alliance Inc: $5,000 over 1y, 4.4% of budgetTurning Point USA Inc: $5,000 over 1y, 0.0% of budgetFood for the Poor Inc: $4,500 over 3y, 0.0% of budgetNassau County Museum of Art: $4,000 over 1y, 0.2% of budgetNational Life Center Inc: $3,000 over 3y, 0.4% of budgetThe Order of Malta Pilgrimage Foundation: $3,000 over 1y, 0.8% of budgetFeeding America: $2,500 over 1y, 0.0% of budgetSt Johnland Nursing Center Inc: $2,000 over 2y, 0.0% of budgetThe Society of St Johnland: $2,000 over 2y, 0.0% of budgetChristian Appalachian Project Inc: $1,000 over 1y, 0.0% of budgetThe Viscardi Center Inc: $1,000 over 1y, 0.0% of budgetProject Understanding Inc: $1,000 over 1y, 1.5% of budgetThe Childrens Scholarship Fund: $500 over 1y, 0.0% of budgetAmerican Lung Association: $500 over 1y, 0.0% of budget

Tap a dot to name the grantee.

How this is measured
Share of budget is the funder’s grant in a year over the grantee’s total revenue that year, at its highest across the years we hold; revenue is from all sources. Only grantees confirmed against their own filings, whose grants do not exceed their revenue, are plotted: the largest 38.

Nonprofits that may fit its grantmaking

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

The Bahnik Foundation IncNY19.9× affinity7 shared granteesties to 9 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Bahnik Foundation Inc · Mutual of America Foundation · The New York Community Trust · The Halprin Family Foundation B · Farrell Family Foundation · Morgan Stanley Global Impact Funding Trust Inc · Ibm International Foundation · American Endowment Foundation · National Philanthropic Trust · The Ayco Charitable Foundation · The Pfizer Foundation Inc · Ge Aerospace Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

Compare Sophia and William Casey Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to Sophia and William Casey Foundation?

Find your warmest path to Sophia and William Casey Foundation through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

About Sophia and William Casey Foundation

How much does Sophia and William Casey Foundation give?
Sophia and William Casey Foundation reported 31 grants totaling $732,000 in its FY2025 IRS filing. It funded between 9 and 24 organizations a year over FY2018 to FY2024.
What does Sophia and William Casey Foundation fund?
By grant dollars over FY2017 to FY2025, its largest causes are Education (56%), International (23%), Religion (6%).
Who are Sophia and William Casey Foundation's largest grantees?
By total granted over FY2017 to FY2025: Tomorrow's Hope Foundation Inc ($1.7M), The Institute of World Politics ($1.2M), Christendom Educational Corporation ($815k).
Does Sophia and William Casey Foundation fund new organizations?
In FY2024, 21% of the organizations it funded were first-time grantees.
Does Sophia and William Casey Foundation accept unsolicited applications?
Its most recent filing reports that it accepts unsolicited grant applications.
Which funders back the same organizations as Sophia and William Casey Foundation?
Its strongest co-funders, measured against what their size predicts, include The Bahnik Foundation Inc, Mutual of America Foundation, The New York Community Trust.
Where is Sophia and William Casey Foundation based?
Sophia and William Casey Foundation is based in NY.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 68 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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