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Pennsylvania · Private foundation

The Marta and Robert Adelson Family 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.

$200k
Granted FY2025(still arriving)
27
Grants FY2025
28
Organizations funded FY2024
25%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$5,000
Largest grant, FY2025
$27,500
Organizations funded a year
7 to 39
FY2018 to FY2024
States reached, FY2025
5
Total assets, FY2025
$10M
Applications
Preselected organizations only
Per its most recent filing; check its own site

How open it is to new grantees

In FY2024, 25% of the organizations The Marta and Robert Adelson Family Foundation funded were first-time grantees, receiving 4% of its grant dollars.

New vs renewed · share of each year

In FY2024, 96% of grant dollars renewed an existing relationship; $21k went to new ones.

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

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

’19’20’21’22’23’24
Arts & CultureEducationHealthHuman ServicesReligionFood & NutritionOther
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 arriving27$200k30%
FY202428$484k25%
FY202327$497k30%
FY202227$464k15%
FY202122$405k36%
FY202039$428k49%
FY201930$130k90%
FY20187$16kn/a
99% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2018 to 2025.

Education$1.8MArts & Culture$365kHealth$238kInternational$103kFood & Nutrition$46kHousing & Shelter$25kHuman Services$22kPhilanthropy$10kOther$0

Where its grants go

Grant dollars by states, across the years we hold.

Which US states its grants reach

IL
NY
PA
NJ
CT
CA
MD
DC
AL
TX

Top grantees

Largest recipients by total granted, FY2018 to FY2025, and the share of each one’s budget the grants supplied at peak.

Show all 68 grantees
All grantees of The Marta and Robert Adelson Family Foundation by total granted
GranteeTotal grantedYearsShare of their budget
Thomas Jefferson University$1,376,40060%
Philadelphia Museum of Art$184,30070%
Alliance for Decision Educationinc$150,00051%
Cystic Fibrosis Research Fund Inc$120,00071%
Birthright Israel Foundation$72,70080%
Yale University$70,0006n/a
The Wistar Institute of Anatomy and Biology$52,20070%
Share Food Program$41,90050%
Overbrook School for the Blind$35,00020%
Free Library of Philadelphia Foundation$30,03070%
Yale University$27,0001n/a
The Philadelphia School$26,75030%
Project Home$25,25040%
Raymond and Ruth Perelman Jewish Day School$25,00010%
Drexel University$25,00010%
Thomas Jefferson University Hospitals Inc$24,00010%
Philadelphia Mural Arts Advocates Inc$17,50060%
Elevate 215$10,00010%
Jewish Family and Children's Service of Pittsburgh$9,85020%
Moore College of Art and Design$9,58010%
Impactisrael Inc$7,50010%
The Barnes Foundation$7,50030%
Planned Parenthood Federation of America Inc$6,80060%
The Children's Hospital of Philadelphia Foundation$6,00010%
Education Law Center Inc$5,50020%
Institute for Advanced Study - Louis Bamberger & Mrs Felix Fuld Foundation$5,50020%
The Children's Hospital of Philadelphia$5,00020%
Womens Way$5,00010%
The Rock School for Dance Education$3,50040%
Vetri Foundation for Children$3,50020%
Pennsylvania Resources Council Inc$3,00020%
Please Touch Museum$2,75030%
Children's Crisis Treatment Center$2,50040%
Curtis Institute of Music$2,50030%
Education Law Center - PA$2,00040%
Interfaith Center of Greater Philadelphia$1,50050%
Judith Creed Horizons for Achieving Independence$1,50030%
Whyy Inc$1,25030%
American Jewish Committee$1,00020%
Zoological Society of Philadelphia$1,00020%
Orot the Center for New Jewish Learning$1,00010%
Culturetrust Greater Philadelphia$1,00010%
Young Scholars Charter School$1,00010%
Reading Allowed$1,0001n/a
Friends of Compass Inc$1,00010%
American Heart Association Inc$1,00010%
American Friends of Kupat Ha'Ir$72010%
Philabundance$60020%
The University of the Arts$50010%
Envision Education Inc$50010%
The Print Center$50020%
National Constitution Center$50010%
Friends of Stewart Park Inc$50020%
Abramson Senior Care Foundation$5001n/a
CraftNow Philadelphia$50010%
Philadelphia Theatre Company$50010%
Congregation Beth Solomon$2501n/a
Music Theatre Philly Inc$25010%
The Clay Studio$25010%
National Italian American Foundationinc$25010%
Auschwitz-Birkenau Memorial Foundation$25010%
The Clay Studio Holdings Inc$2501n/a
Philadelphia Fund Alliance$25010%
Oxford Church of the Nazarene$2501n/a
Southern Poverty Law Center Inc$20010%
Association for Public Art$20020%
Bryn Mawr Theatre Film Institute$10010%
Friends of the Japanese House and Garden$9010%

What it could do for these grantees

Plus 20 recipients with no EIN on record ($204k), not named here.

Where it is load-bearing

Each grantee by its size and the share of its budget The Marta and Robert Adelson Family Foundation supplied at peak.

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetThomas Jefferson University: $1,376,400 over 6y, 0.0% of budgetPhiladelphia Museum of Art: $184,300 over 7y, 0.0% of budgetAlliance for Decision Educationinc: $150,000 over 5y, 0.7% of budgetCystic Fibrosis Research Fund Inc: $120,000 over 7y, 1.2% of budgetBirthright Israel Foundation: $72,700 over 8y, 0.0% of budgetThe Wistar Institute of Anatomy and Biology: $52,200 over 7y, 0.0% of budgetShare Food Program: $41,900 over 5y, 0.0% of budgetOverbrook School for the Blind: $35,000 over 2y, 0.1% of budgetFree Library of Philadelphia Foundation: $30,030 over 7y, 0.1% of budgetThe Philadelphia School: $26,750 over 3y, 0.1% of budgetProject Home: $25,250 over 4y, 0.0% of budgetRaymond and Ruth Perelman Jewish Day School: $25,000 over 1y, 0.2% of budgetDrexel University: $25,000 over 1y, 0.0% of budgetThomas Jefferson University Hospitals Inc: $24,000 over 1y, 0.0% of budgetPhiladelphia Mural Arts Advocates Inc: $17,500 over 6y, 0.1% of budgetElevate 215: $10,000 over 1y, 0.1% of budgetJewish Family and Children's Service of Pittsburgh: $9,850 over 2y, 0.1% of budgetMoore College of Art and Design: $9,580 over 1y, 0.0% of budgetImpactisrael Inc: $7,500 over 1y, 0.1% of budgetThe Barnes Foundation: $7,500 over 3y, 0.0% of budgetPlanned Parenthood Federation of America Inc: $6,800 over 6y, 0.0% of budgetThe Children's Hospital of Philadelphia Foundation: $6,000 over 1y, 0.0% of budgetEducation Law Center Inc: $5,500 over 2y, 0.2% of budgetInstitute for Advanced Study - Louis Bamberger & Mrs Felix Fuld Foundation: $5,500 over 2y, 0.0% of budgetThe Children's Hospital of Philadelphia: $5,000 over 2y, 0.0% of budgetWomens Way: $5,000 over 1y, 0.2% of budgetThe Rock School for Dance Education: $3,500 over 4y, 0.0% of budgetVetri Foundation for Children: $3,500 over 2y, 0.1% of budgetPennsylvania Resources Council Inc: $3,000 over 2y, 0.1% of budgetPlease Touch Museum: $2,750 over 3y, 0.0% of budgetChildren's Crisis Treatment Center: $2,500 over 4y, 0.0% of budgetCurtis Institute of Music: $2,500 over 3y, 0.0% of budgetEducation Law Center - PA: $2,000 over 4y, 0.0% of budgetInterfaith Center of Greater Philadelphia: $1,500 over 5y, 0.1% of budgetJudith Creed Horizons for Achieving Independence: $1,500 over 3y, 0.0% of budgetWhyy Inc: $1,250 over 3y, 0.0% of budgetAmerican Jewish Committee: $1,000 over 2y, 0.0% of budgetZoological Society of Philadelphia: $1,000 over 2y, 0.0% of budgetOrot the Center for New Jewish Learning: $1,000 over 1y, 0.4% of budgetCulturetrust Greater Philadelphia: $1,000 over 1y, 0.0% of budgetYoung Scholars Charter School: $1,000 over 1y, 0.0% of budgetFriends of Compass Inc: $1,000 over 1y, 0.1% of budgetAmerican Heart Association Inc: $1,000 over 1y, 0.0% of budgetAmerican Friends of Kupat Ha'Ir: $720 over 1y, 0.0% of budgetPhilabundance: $600 over 2y, 0.0% of budgetThe University of the Arts: $500 over 1y, 0.0% of budgetEnvision Education Inc: $500 over 1y, 0.0% of budgetThe Print Center: $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 61.

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 Philadelphia FoundationPA40.2× affinity19 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Philadelphia Foundation · The William Penn Foundation · Lindback Cr & Mf Foundation Tw Main · The Saramar Charitable Fund · Henry Dolfinger 2 Trust Uw · Connelly Foundation · The Daniel B and Florence E Green Foundation · Future Standard Foundation · The Philadelphia Cultural Fund Inc · Jewish Federation of Greater Philadelphia · United Way of Greater Philadelphia and Southern New Jersey · The Brind 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 The Marta and Robert Adelson Family Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to The Marta and Robert Adelson Family Foundation?

Find your warmest path to The Marta and Robert Adelson Family 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 The Marta and Robert Adelson Family Foundation

How much does The Marta and Robert Adelson Family Foundation give?
The Marta and Robert Adelson Family Foundation reported 27 grants totaling $200,250 in its FY2025 IRS filing. It funded between 7 and 39 organizations a year over FY2018 to FY2024.
What does The Marta and Robert Adelson Family Foundation fund?
By grant dollars over FY2018 to FY2025, its largest causes are Education (68%), Arts & Culture (14%), Health (9%).
Who are The Marta and Robert Adelson Family Foundation's largest grantees?
By total granted over FY2018 to FY2025: Thomas Jefferson University ($1.4M), Philadelphia Museum of Art ($184k), Alliance for Decision Educationinc ($150k).
Does The Marta and Robert Adelson Family Foundation fund new organizations?
In FY2024, 25% of the organizations it funded were first-time grantees.
Does The Marta and Robert Adelson Family 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 The Marta and Robert Adelson Family Foundation?
Its strongest co-funders, measured against what their size predicts, include The Philadelphia Foundation, The William Penn Foundation, Lindback Cr & Mf Foundation Tw Main.
Where is The Marta and Robert Adelson Family Foundation based?
The Marta and Robert Adelson Family Foundation is based in PA.

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 91 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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