Tbl Charitable Foundation
Historical FunderNewtonville, Massachusetts · EIN 20-3982689 · Private foundation
Half of its grants to organizations were between $5,000 and $51,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2024):
| Contact | F THOMSON LEIGHTON |
|---|---|
| Address | 15 CHARLESDEN PARK, NEWTONVILLE MA 02460 |
| Phone | 6177652100 |
| Form and materials | NONE |
| 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
54% of grants went outside Massachusetts.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Brandeis University | Waltham, MA | General purpose | $1,500,000 |
| Society for Science and the Public | Washington, DC | To promote the understanding and appreciation of science and the vital role it plays in human advancement: to inform, educate, and inspire… | $600,000 |
| Center for Excellence in Education | Mclean, VA | The center seeks high achieving high school and university students from diverse economic and cultural backgrounds to further develop their… | $275,000 |
| Princeton University | Princeton, NJ | General purpose | $51,000 |
| Regents of the University of California | Oakland, CA | General purpose | $5,000 |
| The Decibels Foundation | Westford, MA | General purpose | $5,000 |
| Ieee Computer Society | Los Alamitos, CA | General purpose | $5,000 |
| Korean Society for Molecular & Cellular B | KS | General purpose | $5,000 |
| St Francis House | Gainesville, FL | General purpose | $5,000 |
| Swim Across America | Boston, MA | Dedicated to raising money and awareness for cancer research, prevention and treatment through swimming-related events. with the help of… | $5,000 |
| Harvard University | Massachusetts Hall Cam, MA | General purpose | $2,000 |
| Chamber Music Foundation of New England | Newton Center, MA | General purpose | $1,800 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $2,459,800 | 12 |
| 2023 | $911,000 | 12 |
| 2021 | $1,227,500 | 15 |
Sources
- IRS Form 990-PF, tax year 2024, filed May 15, 2025 - IRS e-file batch, object ID 202501359349102270
- IRS Tax Exempt Organization Search for EIN 20-3982689
- Profile updated Nov 5, 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.