Leighton a Rosenthal Family Foundation
Historical FunderCleveland, Ohio · EIN 13-6877098 · Private foundation
Half of its grants to organizations were between $10,000 and $20,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | JANE R HORVITZ OR CYNTHIA R BOARDMA |
|---|---|
| Address | C/O 1100 SUPERIOR AVENUE 1105, CLEVELAND OH 44114 |
| Phone | 2164792200 |
| Form and materials | A LETTER OUTLINING THE PURPOSE OF THE DONATION BEING REQUESTED. |
| Deadlines | NONE |
| Restrictions | NONE |
Copied as filed. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
90% of grants went outside Ohio.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Hathaway Brown School | Shaker Heights, OH | Lighting the way campaign. | $50,000 |
| Kent Denver School | Englewood, CA | General use of the recipient. | $45,000 |
| Boston Children's Hospital Foundation | Boston, MA | General use of the recipient. | $20,000 |
| United Way Services - Palm Beach | Palm Beach, FL | General use of the recipient. | $20,000 |
| Norton Museum of Art | West Palm Beach, FL | General use of the recipient. | $15,000 |
| The Metropolitan Museum of Art | New York, NY | General use of the recipient. | $15,000 |
| St Jude Children's Research Hospital | Memphis, TN | General use of the recipient. | $10,000 |
| The Frick Collection | New York, NY | General use of the recipient. | $10,000 |
| Glades Academy | West Palm Beach, FL | General use of the recipient. | $5,000 |
| Peggy Adams Animal Rescue | West Palm Beach, FL | General use of the recipient. | $5,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $195,000 | 10 |
| 2024 | $135,000 | 10 |
| 2023 | $157,500 | 10 |
Sources
- IRS Form 990-PF, tax year 2025, filed Mar 3, 2026 - IRS e-file batch, object ID 202630619349100023
- IRS Tax Exempt Organization Search for EIN 13-6877098
- Profile updated Nov 7, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.