Funding search · EIN 136877098 · Cleveland, OH
Leighton a Rosenthal 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.
- 46
- grants reported
- $780,000
- total given
- 2022–2025
- filing years
- $10,000
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
Full IRS filings ↗How this is builtReport an error
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.
- Hathaway Brown School5 grants · $250,000
- Kent Denver School3 grants · $95,000
- Boston Children'S Hospital Foundation5 grants · $80,000
- United Way Services - Palm Beach5 grants · $65,000
- The Metropolitan Museum of Art5 grants · $60,000
- Norton Museum of Art5 grants · $55,000
- Glades Academy5 grants · $55,000
- Preservation Fund of Palm Beach3 grants · $40,000
- Make a Wish3 grants · $25,000
- St Jude Children'S Research Hospital1 grant · $10,000
Giving over time
Grant history
All 46 reported grants, largest first.
- $50,000
Hathaway Brown School · Shaker Heights, OH · 2025
Lighting the way campaign.
- $50,000
Hathaway Brown School · Shaker Heights, OH · 2024
Lighting the way campaign.
- $50,000
Hathaway Brown School · Shaker Heights, OH · 2023
Lighting the way campaign
- $50,000
Hathaway Brown School · Shaker Heights, OH · 2023
Lighting the way campaign
- $50,000
Hathaway Brown School · Shaker Heights, OH · 2022
Lighting the way campaign
- $45,000
Kent Denver School · Englewood, CA · 2025
General use of the recipient.
- $25,000
Kent Denver School · Englewood, CO · 2023
General use of the recipient
- $25,000
Kent Denver School · Englewood, CO · 2023
General use of the recipient
- $20,000
Boston Children'S Hospital Foundation · Boston, MA · 2025
General use of the recipient.
- $20,000
United Way Services - Palm Beach · Palm Beach, FL · 2025
General use of the recipient.
- $15,000
Norton Museum of Art · West Palm Beach, FL · 2025
General use of the recipient.
- $15,000
The Metropolitan Museum of Art · New York, NY · 2025
General use of the recipient.
- $15,000
Boston Children'S Hospital Foundation · Boston, MA · 2024
General use of the recipient.
- $15,000
The Metropolitan Museum of Art · New York, NY · 2024
General use of the recipient.
- $15,000
Boston Children'S Hospital Foundation · Boston, MA · 2023
General use of the recipient.
- $15,000
Boston Children'S Hospital Foundation · Boston, MA · 2023
General use of the recipient.
- $15,000
Glades Academy · West Palm Beach, FL · 2023
General use of the recipient.
- $15,000
Glades Academy · West Palm Beach, FL · 2023
General use of the recipient.
- $15,000
Preservation Fund of Palm Beach · Palm Beach, FL · 2023
General use of the recipient.
- $15,000
Preservation Fund of Palm Beach · Palm Beach, FL · 2023
General use of the recipient.
- $15,000
Boston Children'S Hospital Foundation · Boston, MA · 2022
General use of the recipient.
- $15,000
United Way Services - Palm Beach · Palm Beach, FL · 2022
General use of the recipient.
- $10,000
St Jude Children'S Research Hospital · Memphis, TN · 2025
General use of the recipient.
- $10,000
The Frick Collection · New York, NY · 2025
General use of the recipient.
- $10,000
Brimmer and May School · Chestnut Hill, MA · 2024
General use of the recipient.
- $10,000
Glades Academy · West Palm Beach, FL · 2024
General use of the recipient.
- $10,000
Make a Wish · Fort Lauderdale, FL · 2024
General use of the recipient
- $10,000
Norton Museum of Art · West Palm Beach, FL · 2024
General use of the recipient.
- $10,000
United Way Services - Palm Beach · Palm Beach, FL · 2024
General use of the recipient.
- $10,000
Norton Museum of Art · West Palm Beach, FL · 2023
General use of the recipient.
- $10,000
Norton Museum of Art · West Palm Beach, FL · 2023
General use of the recipient.
- $10,000
The Metropolitan Museum of Art · New York, NY · 2023
General use of the recipient.
- $10,000
The Metropolitan Museum of Art · New York, NY · 2023
General use of the recipient.
- $10,000
United Way Services - Palm Beach · Palm Beach, FL · 2023
General use of the recipient.
- $10,000
United Way Services - Palm Beach · Palm Beach, FL · 2023
General use of the recipient.
- $10,000
Animal Medical Center · New York, NY · 2022
General use of the recipient.
- $10,000
Glades Academy · West Palm Beach, FL · 2022
General use of the recipient.
- $10,000
Norton Museum of Art · West Palm Beach, FL · 2022
General use of the recipient.
- $10,000
Preservation Fund of Palm Beach · Palm Beach, FL · 2022
General use of the recipient.
- $10,000
The Metropolitan Museum of Art · New York, NY · 2022
General use of the recipient.
- $7,500
Make a Wish · Fort Lauderdale, FL · 2023
General use of the recipient
- $7,500
Make a Wish · Fort Lauderdale, FL · 2023
General use of the recipient
- $5,000
Glades Academy · West Palm Beach, FL · 2025
General use of the recipient.
- $5,000
Peggy Adams Animal Rescue · West Palm Beach, FL · 2025
General use of the recipient.
- $5,000
Peggy Adams Animal Rescue · West Palm Beach, FL · 2024
General use of the recipient.
- $5,000
Peggy Adams Reserve in Palm Beach · West Palm Beach, FL · 2022
General use of the recipient.
Who else funds this kind of work
Same state
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Similar purposes
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Similar grant size
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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.

