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California · Private foundation

Rebecca Susan Buffett Foundation

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$12M
Granted FY2025(still arriving)
35
Grants FY2025
33
Organizations funded FY2024
24%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$45,000
Largest grant, FY2025
$4,200,000
Organizations funded a year
27 to 39
FY2018 to FY2024
States reached, FY2025
8
Total assets, FY2025
$8.6M
Applications
Preselected organizations only
Per its most recent filing; check its own site

How open it is to new grantees

In FY2024, 24% of the organizations Rebecca Susan Buffett Foundation funded were first-time grantees, receiving 2% of its grant dollars.

New vs renewed · share of each year

In FY2024, 98% of grant dollars renewed an existing relationship; $342k 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
HealthEducationHuman ServicesYouth DevelopmentPhilanthropyArts & CultureOther
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 arriving33$11M27%
FY202433$19M24%
FY202328$5.9M29%
FY202229$5.5M24%
FY202139$5.5M44%
FY202027$2.7M37%
FY201934$4.0M26%
FY201838$5.3M47%
93% classified

What it funded, over time

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

Education$40MHealth$18MYouth Development$4.9MHuman Services$837kCrime & Legal$362kInternational$286kPhilanthropy$274kReligion$259kOther$0

Where its grants go

Grant dollars by states, across the years we hold.

Which US states its grants reach

MN
IL
MI
NY
MA
OR
IA
OH
PA
NJ
CA
CO
NE
MO
VA
MD
TN
DC
GA
TX

Top grantees

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

GranteeTotal grantedYearsShare of their budget
University of Nebraska Foundation$18,229,89983%
The Thresholds$17,229,59683%
Buffett Early Childhood Fund$11,613,21369%
Northstar Foundation$2,006,000715%
Cornell College$1,900,08571%
Girls Inc$1,781,15676%
University of Chicago$595,75670%
Fulfillment Fund$573,30099%
Washington University$250,00010%
Completely Kids$219,26331%
Show all 82 grantees
All grantees of Rebecca Susan Buffett Foundation by total granted
GranteeTotal grantedYearsShare of their budget
University of Nebraska Foundation$18,229,89983%
The Thresholds$17,229,59683%
Buffett Early Childhood Fund$11,613,21369%
Northstar Foundation$2,006,000715%
Cornell College$1,900,08571%
Girls Inc$1,781,15676%
University of Chicago$595,75670%
Fulfillment Fund$573,30099%
Washington University$250,00010%
Completely Kids$219,26331%
International Council for Refugees and Immigrants Inc$200,00024%
Avenue Scholars$200,00022%
Public Counsel$186,80590%
The Tri-Faith Initiative of Omaha Nebraska$150,000327%
Bill Hillary & Chelsea Clinton Foundation$150,00030%
Child Saving Institute Inc$140,00021%
The Central High School Foundation$129,20493%
The Willa Cather Foundation$110,00023%
Omaha Public Schools Foundation$100,00010%
Justice for Our Neighbors-Nebraska$75,00010%
International Medical Corps$73,30090%
The Everychild Foundation$52,00081%
Beverly Hills Fire Chiefs Fund$51,0002n/a
Rise Academy$50,0001n/a
The Biden Foundation$50,00012%
Rotary Club of Plymouth Foundation$41,1006n/a
Collective For Youth$36,97510%
Trinity Episcopal Cathedral$31,1003n/a
The Rape Foundation$30,00030%
Geffen Playhouse Inc$25,00010%
Grief's Journey the Collective for Hope$20,60011%
Ulman Foundation Inc$15,10040%
Focusing Philanthropy Inc$15,0001n/a
Ooh de Lally$10,41610%
Economic Empowerment Center$10,00010%
Children's Institute Inc$10,00020%
Exceptional Children's Foundation$9,75080%
Exposher Inc$9,50052%
Education Rights Counsel$8,50012%
Our House Inc$7,50020%
Nourishing Hope$6,80060%
Midcity Excellence Community$6,00031%
Film Independent$5,00010%
Peter Michael Foundation$5,00011%
The Freedom Writers Foundation$5,00050%
Face Forward Inc Dba Face Forward International$5,0001n/a
Medecins Sans Frontieres USA Inc$5,00010%
The Mulligan Project$4,450521%
Alzheimer's Disease & Related Disorders Association Inc$4,00040%
United Way Inc$3,00030%
Rotary Club of Plymouth Inc$2,50016%
Homeboy Industries$1,90030%
Ccx Media$1,7211n/a
Food Bank for the Heartland$1,50020%
Kidsave International Inc$1,50020%
American National Red Cross & Its Constituent Chapters and Branches$1,00010%
Als Therapy Development Foundation Inc$1,00010%
Nebraska Humane Society$1,00010%
Evanston Catholic Womans Club$1,0001n/a
Everytown for Gun Safety Support Fund Inc$1,0001n/a
Colorado State University Foundation$1,00010%
Providence St Mel School$1,00010%
Pencils of Promise Incorporated$70020%
Veteran Resilience Project Inc$50010%
Gofundmeorg$50010%
Random Acts of Flowers$50010%
Facing History & Ourselves Inc$50010%
Skyhook Foundation$50010%
Los Angeles Fire Department Foundation$5001n/a
Toy Drive for Pine Ridge$5001n/a
Giving a Smile Foundation$4001n/a
Mdrc$30010%
American Heart Association Inc$30020%
Greater Lansing Food Bank$25010%
United States Fund for Unicef$21010%
Los Angeles Lgbt Center$20010%
New York Road Runners Inc$20010%
Hoag Hospital Foundation$2001n/a
American Cancer Society Inc$10610%
Palestine Children's Relief Fund$10010%
Delta Gamma Foundation$10010%
Friends of the Minnesota Orchestra$10010%

What it could do for these grantees

Plus 43 recipients with no EIN on record ($4.7M), not named here.

Where it is load-bearing

Rebecca Susan Buffett Foundation supplied at least a quarter of the budget for 1 of its grantees at some point. The chart plots its 69 largest grantees; load-bearing ones sit top left.

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetUniversity of Nebraska Foundation: $18,229,899 over 8y, 3.3% of budgetThe Thresholds: $17,229,596 over 8y, 3.0% of budgetBuffett Early Childhood Fund: $11,613,213 over 6y, 9.0% of budgetNorthstar Foundation: $2,006,000 over 7y, 15% of budgetCornell College: $1,900,085 over 7y, 1.1% of budgetGirls Inc: $1,781,156 over 7y, 6.0% of budgetUniversity of Chicago: $595,756 over 7y, 0.0% of budgetFulfillment Fund: $573,300 over 9y, 8.7% of budgetWashington University: $250,000 over 1y, 0.0% of budgetCompletely Kids: $219,263 over 3y, 0.9% of budgetInternational Council for Refugees and Immigrants Inc: $200,000 over 2y, 4.4% of budgetAvenue Scholars: $200,000 over 2y, 2.3% of budgetPublic Counsel: $186,805 over 9y, 0.3% of budgetThe Tri-Faith Initiative of Omaha Nebraska: $150,000 over 3y, 27% of budgetBill Hillary & Chelsea Clinton Foundation: $150,000 over 3y, 0.2% of budgetChild Saving Institute Inc: $140,000 over 2y, 0.7% of budgetThe Central High School Foundation: $129,204 over 9y, 3.1% of budgetThe Willa Cather Foundation: $110,000 over 2y, 3.2% of budgetOmaha Public Schools Foundation: $100,000 over 1y, 0.3% of budgetJustice for Our Neighbors-Nebraska: $75,000 over 1y, 0.4% of budgetInternational Medical Corps: $73,300 over 9y, 0.0% of budgetThe Everychild Foundation: $52,000 over 8y, 0.9% of budgetThe Biden Foundation: $50,000 over 1y, 1.6% of budgetCollective For Youth: $36,975 over 1y, 0.3% of budgetThe Rape Foundation: $30,000 over 3y, 0.3% of budgetGeffen Playhouse Inc: $25,000 over 1y, 0.2% of budgetGrief's Journey the Collective for Hope: $20,600 over 1y, 0.7% of budgetUlman Foundation Inc: $15,100 over 4y, 0.2% of budgetOoh de Lally: $10,416 over 1y, 0.4% of budgetEconomic Empowerment Center: $10,000 over 1y, 0.1% of budgetChildren's Institute Inc: $10,000 over 2y, 0.0% of budgetExceptional Children's Foundation: $9,750 over 8y, 0.0% of budgetExposher Inc: $9,500 over 5y, 1.5% of budgetEducation Rights Counsel: $8,500 over 1y, 2.2% of budgetOur House Inc: $7,500 over 2y, 0.0% of budgetNourishing Hope: $6,800 over 6y, 0.0% of budgetMidcity Excellence Community: $6,000 over 3y, 0.9% of budgetFilm Independent: $5,000 over 1y, 0.0% of budgetPeter Michael Foundation: $5,000 over 1y, 0.5% of budgetThe Freedom Writers Foundation: $5,000 over 5y, 0.2% of budgetMedecins Sans Frontieres USA Inc: $5,000 over 1y, 0.0% of budgetThe Mulligan Project: $4,450 over 5y, 21% of budgetAlzheimer's Disease & Related Disorders Association Inc: $4,000 over 4y, 0.0% of budgetUnited Way Inc: $3,000 over 3y, 0.0% of budgetRotary Club of Plymouth Inc: $2,500 over 1y, 6.5% of budgetHomeboy Industries: $1,900 over 3y, 0.0% of budgetFood Bank for the Heartland: $1,500 over 2y, 0.0% of budgetKidsave International Inc: $1,500 over 2y, 0.1% 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 69.

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 Sherwood FoundationNE41.1× affinity18 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Sherwood Foundation · The Lozier Foundation · The Holland Foundation · Robert B Daugherty Foundation · Weitz Family Foundation · Peter Kiewit Foundation · The Giving 3 Foundation · Mutual of Omaha Foundation · Leland J & Dorothy H Olson Charitable Foundation · The Claire M Hubbard Foundation · United Way of the Midlands · The Hawks 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 Rebecca Susan Buffett Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to Rebecca Susan Buffett Foundation?

Find your warmest path to Rebecca Susan Buffett 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 Rebecca Susan Buffett Foundation

How much does Rebecca Susan Buffett Foundation give?
Rebecca Susan Buffett Foundation reported 35 grants totaling $11,586,753 in its FY2025 IRS filing. It funded between 27 and 39 organizations a year over FY2018 to FY2024.
What does Rebecca Susan Buffett Foundation fund?
By grant dollars over FY2017 to FY2025, its largest causes are Education (61%), Health (27%), Youth Development (8%).
Who are Rebecca Susan Buffett Foundation's largest grantees?
By total granted over FY2017 to FY2025: University of Nebraska Foundation ($18M), The Thresholds ($17M), Buffett Early Childhood Fund ($12M).
Does Rebecca Susan Buffett Foundation fund new organizations?
In FY2024, 24% of the organizations it funded were first-time grantees.
Does Rebecca Susan Buffett Foundation accept unsolicited applications?
Its most recent filing reports that it funds preselected organizations and does not take unsolicited requests. Check the foundation's own site before ruling it out.
Which funders back the same organizations as Rebecca Susan Buffett Foundation?
Its strongest co-funders, measured against what their size predicts, include The Sherwood Foundation, The Lozier Foundation, The Holland Foundation.
Where is Rebecca Susan Buffett Foundation based?
Rebecca Susan Buffett Foundation is based in CA.

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 131 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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