TBL Charitable Foundation is a private independent foundation established in 2006 and based in Newtonville, Massachusetts. The foundation operates as a 501(c)(3) tax-exempt organization with a focus on grantmaking in education, science, and human services.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$31.7M
-3.3% YoY
Annual Giving
$2.5M
+170.0% YoY
Grant Count
12
+0.0% YoY
Avg Grant Size
$205K
+170.0% YoY
Mission & Focus Areas
The foundation's primary funding interests include:
- STEM Education & Science Literacy — Teaching and inspiring the next generation to identify and solve real-world problems by improving STEM literacy
- Early Intervention & Developmental Services — Providing specialized early intervention, education, and support services to young children with developmental delays and their families
- Education — General education funding
- Human Services
Grantmaking
The foundation made 12 grants in 2023. Recent grantees include:
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Geographic Focus
Where this funder awards grants
The foundation primarily funds organizations in Massachusetts, California, and Virginia.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
As of 2024:
- Total Assets: $31.7 million
- Total Giving: $2,454,800
- Total Expenses: $2.54 million
- Total Revenue: $1.47 million
- Total Liabilities: $0
As of 2023:
- Total Assets: $32,731,556
- Total Revenues: $13,952,490
- Total Expenses: $959,989
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $31,662,087 | $32,731,556 | $19,739,055 |
| Revenue | $1,467,712 | $13,952,490 | $170,893 |
| Expenses | $2,537,181 | $959,989 | $1,163,868 |
| Qualifying Distributions | $2,468,600 | $927,914 | $1,150,684 |
| Net Investment Income | $1,411,903 | $813,857 | $266,615 |
| Distributable Amount | $2,141,932 | $1,933,048 | $1,530,429 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
62 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| F THOMSON LEIGHTON | TRUSTEE | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
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Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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