Mellen Charitable Fdn (fka Tf Fdn)
The Mellen Charitable Foundation, formerly known as TF Foundation, is a private foundation based in Boston, Massachusetts. Established in 2021, the foundation operates as a 501(c)(3) organization supported by Neil Mellen. The foundation maintains offices at 31 Saint James Avenue, Suite 740, Boston, MA 02116-4186.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$307.9M
+158.0% YoY
Annual Giving
$35.7M
+537.3% YoY
Grant Count
17
+30.8% YoY
Avg Grant Size
$2.1M
+387.4% YoY
Mission & Focus Areas
The foundation's primary funding focus areas include:
- Philanthropy, Voluntarism & Grantmaking
- Human Services
- Health Care
- Reproductive Health
Grantmaking
The foundation makes grants through a selective process, with recent grant activity showing:
Grant Range
$200,000 to $25,047,906
Average Grant
amount: $2.1 million (2024)
How to Apply
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Geographic Focus
Where this funder awards grants
The foundation's grantmaking focuses primarily on Massachusetts, New York, and Connecticut.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
Assets & Giving (2024)
- Total assets: $307,946,189
- Total annual giving: $35,658,156
- Total qualifying distributions: $35,907,541
Financial Growth
The foundation has experienced significant growth:
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $307,946,189 | $119,349,577 | $121,311,223 |
| Total Giving | $35,658,156 | $5,746,834 | $5,074,857 |
| Total Revenue | $220,762,397 | $5,437,727 | $2,206,921 |
| Total Expenses | $37,827,806 | $7,399,373 | $5,410,831 |
Giving Rate
The foundation distributes approximately 4.7% of assets annually and directs approximately 95% of expenses toward charitable disbursements.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $307,946,189 | $119,349,577 | $121,311,223 |
| Revenue | $220,762,397 | $5,437,727 | $2,206,921 |
| Expenses | $37,827,806 | $7,399,373 | $5,410,831 |
| Qualifying Distributions | $35,907,541 | $5,746,834 | $5,074,857 |
| Net Investment Income | $3,923,915 | $2,684,278 | $2,302,181 |
| Distributable Amount | $7,220,593 | $5,474,953 | $5,742,788 |
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
45 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation is led by three board members, all serving in unpaid capacities:
- Neil Mellen — Chair, Director
- Michael Eisenson — President, Director (5 hours per week)
- Jane Goldstein — Treasurer, Secretary, Director
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| MICHAEL EISENSON | PRESIDENT, DIRECTOR | 5 | — |
| NEIL MELLEN | CHAIR, DIRECTOR | 1 | — |
| JANE GOLDSTEIN | TREASURER, SECRETARY, DIRECTOR | 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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