Stephen Siller Tunnel to Towers Foundation is a 501(c)(3) public charity based in Staten Island, New York. Founded in 2001, the organization honors the sacrifice of FDNY Firefighter Stephen Siller and all those who lost their lives on September 11, 2001, while supporting America's military, first responders, and their families.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$652.8M
+51.3% YoY
Annual Giving
$16.4M
+38.6% YoY
Grant Count
44
+33.3% YoY
Avg Grant Size
$373K
+3.9% YoY
Mission & Focus Areas
The foundation's mission is to honor the sacrifice of FDNY Firefighter Stephen Siller and all those who laid down their lives to save others on September 11, 2001, while honoring military and first responders who continue to make the supreme sacrifice of life and limb.
Primary program areas include:
- Fallen First Responder Home Program — Providing mortgage-free homes to families of fallen first responders with young children
- Gold Star Family Home Program — Providing mortgage-free homes to Gold Star families with young children
- Homeless Veteran Program — Committed to eradicating veteran homelessness
- Smart Home Program — Building specially-adapted smart homes for catastrophically injured veterans and first responders
- Tunnel to Towers 9/11 Institute™ — Educational programming about September 11, 2001
- 9/11 NEVER FORGET Mobile Exhibit — Educational outreach initiative
- Scholarship Program — Full scholarships for children of America's fallen and injured heroes
Grantmaking
The foundation has committed over $1 billion to its programs. According to recent financial data, the organization reported total giving of $173,102,802, with typical award amounts ranging from $6,000 to $72,000,000.
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Geographic Focus
Where this funder awards grants
The foundation's grantmaking focuses primarily on New York, Virginia, and Ohio, though the organization operates nationwide programs and initiatives.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
As of 2024:
- Total Assets: $652,832,661
- Total Revenue: $559,000,000
- Total Expenses: $381,000,000
- Total Liabilities: $152,000,000
- Total Giving: $173,102,802
The organization maintains a 97% four-star rating based on accountability, finance, leadership, and adaptability metrics.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $652,832,661 | $431,536,218 | $270,290,174 |
| Revenue | $559,392,887 | $373,003,492 | $305,316,257 |
| Expenses | $381,079,452 | $272,204,056 | $286,769,672 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $8,489,228 | $5,135,730 | $653,991 |
| Distributable Amount | — | — | — |
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
138 grants across all recorded years
Open Grants
5 open opportunities from Stephen Siller Tunnel to Towers
Fallen First Responder Home Program
STEPHEN SILLER TUNNEL TO TOWERS
Amount
Varies
Deadline
Rolling / Open
Gold Star Family Home Program
STEPHEN SILLER TUNNEL TO TOWERS
Amount
Varies
Deadline
Rolling / Open
Homeless Veteran Program
STEPHEN SILLER TUNNEL TO TOWERS
Amount
Varies
Deadline
Rolling / Open
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
Jeff Caufield is listed as an authorized officer of the foundation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| MATTHEW MAHONEY | EXEC VP DEVE | 50 | $350,012 |
| JEANNA DELLRAGIONE | COO | 50 | $350,000 |
| LAWRENCE OLSON | EXEC VP MARK | 50 | $259,616 |
| JOHN PONTE | SR VP, HOME | 50 | $222,538 |
| GAVIN NAPLES | VP HOMELESS | 50 | $229,295 |
| JUSTING KIERNAN | VP INTERNAL | 50 | $213,097 |
| FRANK SILLER | PRESIDENT CH | 50 | $100,000 |
| MARY SCULLIN | TREASURER AN | 30 | $24,000 |
| COMMISSIONER SALVATORE CASSANO | DIRECTOR | 5 | — |
| JANIS HANNAN | VICE CHAIR | 5 | — |
| JOHN V LABARBERA | DIRECTOR | 5 | — |
| GEORGE SILLER | VICE CHAIR | 5 | — |
| REGINA VOGT | SECRETARY | 5 | — |
Recent News & Activity
Recent developments and announcements
The foundation announced a full scholarship program for children of America's fallen and injured heroes
Tunnel to Towers Foundation Announces Full Scholarships for Children of\The organization marked its 25th anniversary year of September 11, 2001 remembrance
Three families were presented with mortgage-free smart homes in the Let Us Do Good Village with a dedication ceremony
The foundation launched the "Steel Across America" nationwide tour
A groundbreaking ceremony was held in Charlotte, North Carolina for a new project
The foundation announced a baseball documentary project
The "Tower Climb NYC" event was held (noted as sold out)
Contact Information
Address: 2361 Hylan Boulevard, Staten Island, NY 10306
Phone: 718-987-1931
Fax: 718-987-3909
Website: t2t.org
Tax-Exempt Status: 501(c)(3) organization; tax-exempt since February 2003
EIN: 02-0554654
Subject Areas
Focus areas based on grantmaking activity
Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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