Funding search · EIN 203858920 · Old Greenwich, CT
Penn Oberlander Family Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 95
- grants reported
- $1.4M
- total given
- 2023–2025
- filing years
- $2,500
- median grant
Based on grants this organization reported to the IRS for tax years 2023–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Cornell University2 grants · $516,801
- Cornell University1 grant · $155,246
- Mathematical Association of America2 grants · $125,039
- Robin Hood2 grants · $76,237
- Mathematical Association of America1 grant · $50,000
- Rye Country Day School1 grant · $40,000
- Fund for the Aged2 grants · $36,000
- Robin Hood1 grant · $35,000
- Uw Foundation2 grants · $30,076
- Uja-Jcc Greenwich1 grant · $28,600
Giving over time
Grant history
All 95 reported grants, largest first.
- $359,144
Cornell University · Ithaca, NY · 2025
Payments for charity
- $157,657
Cornell University · Ithaca, NY · 2024
Payments for charity
- $155,246
Cornell University · Ithaca, NY · 2023
Payments for charity
- $75,039
Mathematical Association of America · Washington, DC · 2025
Payments for charity
- $50,000
Mathematical Association of America · Washington, DC · 2024
Payments for charity
- $50,000
Mathematical Association of America · Washington, DC · 2023
Payments for charity
- $41,237
Robin Hood · New York, NY · 2025
Payments for charity
- $40,000
Rye Country Day School · Rye, NY · 2023
Payments for charity
- $35,000
Robin Hood · New York, NY · 2024
Payments for charity
- $35,000
Robin Hood · New York, NY · 2023
Payments for charity
- $28,600
Uja-Jcc Greenwich · Greenwhich, CT · 2023
Payments for charity
- $25,000
The New Jewish Home - Fund for the Aged · Bronx, NY · 2023
Payments for charity
- $20,076
Uw Foundation · Madison, WI · 2025
Payments for charity
- $20,000
National Museum of Mathematics · New York, NY · 2025
Payments for charity
- $18,000
Fund for the Aged · New York, NY · 2025
Payments for charity
- $18,000
Fund for the Aged · New York, NY · 2024
Payments for charity
- $10,439
Temple Sholom · Greenwich, CT · 2025
Payments for charity
- $10,254
Temple Sholom · Greenwich, CT · 2024
Payments for charity
- $10,024
Temple Sholom · Brooklyn, NY · 2023
Payments for charity
- $10,000
Horizons at Brunswick · Greenwich, CT · 2025
Payments for charity
- $10,000
Uja-Jcc Greenwich · Greenwich, CT · 2025
Payments for charity
- $10,000
Horizons at Brunswick · Greenwich, CT · 2024
Payments for charity
- $10,000
Uja-Jcc Greenwich · Greenwich, CT · 2024
Payments for charity
- $10,000
Uw Foundation · Madison, WI · 2024
Payments for charity
- $10,000
Breast Cancer Research Foundation · New York, NY · 2023
Payments for charity
- $10,000
Horizons at Brunswick · Greenwhich, CT · 2023
Payments for charity
- $7,500
Govern for America · Washington, DC · 2023
Payments for charity
- $6,600
Central Synagogue · New York, NY · 2025
Payments for charity
- $6,400
Central Synagogue · New York, NY · 2024
Payments for charity
- $6,200
Central Synagogue · New York, NY · 2023
Payments for charity
- $5,500
Planned Parenthood of Southern New England · New Haven, CT · 2023
Payments for charity
- $5,000
Jewish Board of Family & Childrens Services · New York, NY · 2025
Payments for charity
- $5,000
Planned Parenthood of Southern New England · New Haven, CT · 2025
Payments for charity
- $5,000
Cornell Ilr School · Ithaca, NY · 2024
Payments for charity
- $5,000
Planned Parenthood of Southern New England · New Haven, CT · 2024
Payments for charity
- $5,000
Ywca of Greenwich · Greenwhich, CT · 2023
Payments for charity
- $3,600
Uja Federation of Ny · New York, NY · 2025
Payments for charity
- $3,600
Uja Federation of Ny · New York, NY · 2024
Payments for charity
- $3,600
Uja Federation of Ny · New York, NY · 2023
Payments for charity
- $3,000
Bruce Museum · Greenwich, CT · 2025
Payments for charity
- $2,500
Brennan Center for Justice · New York, NY · 2025
Payments for charity
- $2,500
University of Chicago · Chicago, IL · 2025
Payments for charity
- $2,500
University of Chicago Law School · Chicago, IL · 2025
Payments for charity
- $2,500
Barnard College · New York, NY · 2024
Payments for charity
- $2,500
Brennan Center for Justice · New York, NY · 2024
Payments for charity
- $2,500
Jewish Board of Family & Childrens Services · New York, NY · 2024
Payments for charity
- $2,500
University of Chicago · Chicago, IL · 2024
Payments for charity
- $2,500
University of Chicago Law School · Chicago, IL · 2024
Payments for charity
- $2,500
Brennan Center for Justice · New York, NY · 2023
Payments for charity
- $2,500
Jewish Board of Family & Childrens Services · New York, NY · 2023
Payments for charity
- $2,500
University of Chicago Law School · Chicago, IL · 2023
Payments for charity
- $2,000
Neighbor To Neighbor · Fort Collins, CO · 2025
Payments for charity
- $2,000
Bruce Museum · Greenwich, CT · 2024
Payments for charity
- $2,000
Neighbor To Neighbor · Fort Collins, CO · 2024
Payments for charity
- $2,000
Bruce Museum · Greenwhich, CT · 2023
Payments for charity
- $2,000
Neighbor To Neighbor · Fort Collins, CO · 2023
Payments for charity
- $1,800
Cornell Hillel · Ithaca, NY · 2023
Payments for charity
- $1,500
Boys & Girls Club of Greenwich · Greenwich, CT · 2025
Payments for charity
- $1,500
Greenwich Emergency Medical Services · Riverside, CT · 2025
Payments for charity
- $1,500
Greenwich Library · Greenwich, CT · 2025
Payments for charity
- $1,500
Anti-Defamation League · New York, NY · 2024
Payments for charity
- $1,500
Boys & Girls Club of Greenwich · Greenwich, CT · 2024
Payments for charity
- $1,500
Greenwich Library · Greenwich, CT · 2024
Payments for charity
- $1,500
Indian Cultural Center · Eads, TN · 2024
Payments for charity
- $1,500
Anti-Defamation League · New York, NY · 2023
Payments for charity
- $1,500
Boys & Girls Club of Greenwich · Greenwhich, CT · 2023
Payments for charity
- $1,500
Greenwich Library · Greenwhich, CT · 2023
Payments for charity
- $1,300
Ywca of Greenwich · Greenwich, CT · 2024
Payments for charity
- $1,000
Combined Organization of Police · Greenwich, CT · 2025
Payments for charity
- $1,000
Common Circles · Greenwich, CT · 2025
Payments for charity
- $1,000
Greenwich Land Trust · Greenwich, CT · 2025
Payments for charity
- $1,000
Temple Emanuel of Great Neck · Kings Point, NY · 2025
Payments for charity
- $1,000
Ywca of Greenwich · Greenwich, CT · 2025
Payments for charity
- $1,000
Combined Organization of Police · Greenwich, CT · 2024
Payments for charity
- $1,000
Greenwich Land Trust · Greenwich, CT · 2024
Payments for charity
- $1,000
Temple Emanuel of Great Neck · Kings Point, NY · 2024
Payments for charity
- $1,000
Combined Organization of Police · Greenwhich, CT · 2023
Payments for charity
- $1,000
Greenwich Land Trust · Greenwhich, CT · 2023
Payments for charity
- $1,000
Temple Emanuel of Great Neck · Kings Point, NY · 2023
Payments for charity
- $800
Gootter-Jensen Foundation · Tucson, AZ · 2024
Payments for charity
- $500
Greenwich Alliance for Education · Greenwich, CT · 2025
Payments for charity
- $500
Pj Library · Agawam, MA · 2025
Payments for charity
- $500
Cagv - Education Fund · Fairfield, CT · 2024
Payments for charity
- $500
Greenwich Alliance for Education · Greenwich, CT · 2024
Payments for charity
- $500
Greenwich Emergency Medical Services · Riverside, CT · 2024
Payments for charity
- $500
Jewish Federation Association of Connecticut · Hartford, CT · 2024
Payments for charity
- $500
Pj Library · Agawam, MA · 2024
Payments for charity
- $500
Cagv - Education Fund · Fairfield, CT · 2023
Payments for charity
- $500
Greenwich Alliance for Education · Greenwhich, CT · 2023
Payments for charity
- $500
Greenwich Emergency Medical Services · Riverside, CT · 2023
Payments for charity
- $500
Jewish Federation Association of Connecticut · Hartford, CT · 2023
Payments for charity
- $500
Pj Library · Agawam, MA · 2023
Payments for charity
- $250
Greenwich Tree Conservancy · Greenwich, CT · 2025
Payment for charity
- $250
Greenwich Tree Conservancy · Greenwhich, CT · 2023
Payments for charity
- $50
Greenwich Historical Society · Cos Cob, CT · 2023
Payments for charity
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

