Stephen Siller Tunnel To Towers Foundation is a 501(c)(3) organization based in Staten Island, New York, registered in 2003, with $559,392,887 in FY2024 revenue. CharityIndex grades it A+, and it directs about 88% of spending to programs.
Revenue (FY2024)
$559.4M
▲ 50.0% vs prior year
Education median: $200K
Expenses (FY2024)
$381.1M
Net assets
$501.1M
Employees
390
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. For Stephen Siller Tunnel To Towers Foundation: 88% to programs · $7 to raise $100 earns a A+ on this criterion. See the exact thresholds →
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For Stephen Siller Tunnel To Towers Foundation: 16 mo reserves · +32% margin earns a A on this criterion. See the exact thresholds →
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. For Stephen Siller Tunnel To Towers Foundation: 6 of 6 checks met earns a A+ on this criterion. See the exact thresholds →
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For Stephen Siller Tunnel To Towers Foundation: 5 of 5 disclosure signals earns a A+ on this criterion. See the exact thresholds →
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The mission of the stephen siller tunnel to towers foundation 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. we also honor our military, and first responders who continue to make the supreme sacrifice of life and limb for our country.
Never forget programs: 1)national tunnel to towers runs and stair climb series: the new york city 5k run and tower climb as well as the national runs and climbs are memorial events held in honor of stephen siller (fdny), and all who perished on 9/11, as well as first responders and military who continue to put their lives on the line to serve and protect our nation. the foundation has established these memorial events to ensure we never forget 2) tunnel to towers 9/11 institute: this is our september 11, 2001 education program. the foundation has developed a curriculum for grades k- 12 that can be accessed by teachers throughout the nation to educate children about the history of 9/11. the program also includes a mobile exhibit, which serves to educate and pay tribute to the sacrifices made on september 11, 2001. 3) wings of a hero: to help local community children in need who have lost a parent by providing assistance for school, counseling or other needs. 4)legacy awards: to assist families of military or first responders and other cases where there is immediate special financial need.
Revenue grew from $11.1M (FY2013) to $559.4M (FY2024) across 12 reported years.
Financial snapshot
Operating margin
31.9%
Revenue exceeded expenses in the latest fiscal year.
Total assets
$652.8M
Total liabilities
$151.7M
Net assets
$501.1M
Salaries & benefits
$31.8M
8% of expenses
Board members
7
6 independent
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $559,392,887▲50.0% | $381,079,452▲40.0% | $501,106,941▲57.6% | $652,832,661▲51.3% | 990 |
| 2023 | $373,003,492▲22.2% | $272,204,056▼5.1% | $317,872,249▲52.2% | $431,536,218▲59.7% | 990 |
| 2022 | $305,316,257▲15.6% | $286,769,672▲94.3% | $208,871,312▲6.9% | $270,290,174▲32.9% | 990 |
| 2021 | $264,017,854▲132% | $147,553,557▲157% | $195,366,523▲150% | $203,334,406▲156% | 990 |
| 2020 | $113,682,181▲147% | $57,319,659▲65.5% | $78,117,367▲266% | $79,339,700▲260% | 990 |
| 2019 | $45,956,094▲92.3% | $34,643,508▲58.6% | $21,365,355▲118% | $22,067,777▲116% | 990 |
| 2018 | $23,900,635▲27.5% | $21,836,884▲31.2% | $9,821,583▲26.2% | $10,196,290▲28.2% | 990 |
| 2017 | $18,749,608▲26.3% | $16,641,583▲21.9% | $7,779,905▲37.7% | $7,955,206▲33.2% | 990 |
| 2016 | $14,842,420▲27.0% | $13,648,953▲16.9% | $5,648,587▲26.8% | $5,971,159▲27.8% | 990 |
| 2015 | $11,684,725▲25.4% | $11,678,277▲30.6% | $4,455,120▲0.1% | $4,673,354▲0.2% | 990 |
| 2014 | $9,316,207▼16.4% | $8,941,155▼29.9% | $4,448,672▲9.2% | $4,662,252▲6.7% | 990 |
| 2013 | $11,139,007 | $12,750,752▲10.4% | $4,073,620▼22.3% | $4,368,672▼23.9% | 990 |
| 2012 | — | $11,551,887 | $5,244,398 | $5,737,525 | 990 |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
Highest-paid: Matthew Mahoney — $350,012 (0.09% of total expenses)
| Name | Title | Hours/week | Compensation |
|---|---|---|---|
| Matthew Mahoney | Exec Vp Deve | 50 | $350,012 |
| Jeanna Dellragione | Coo | 50 | $350,000 |
| Lawrence Olson | Exec Vp Mark | 50 | $259,616 |
| Gavin Naples | Vp Homeless | 50 | $229,295 |
| John Ponte | Sr Vp, Home | 50 | $222,538 |
| 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 | — |
| George Siller | Vice Chair | 5 | — |
| Janis Hannan | Vice Chair | 5 | — |
| John V Labarbera | Director | 5 | — |
| Regina Vogt | Secretary | 5 | — |
| Contractor | Services | Paid |
|---|---|---|
| New River Communications Inc | Direct Response | $18,732,616 |
| Marathon Sportswear | Contractors | $5,031,580 |
| Rwt Production LLC | Direct Response | $4,650,909 |
| All American General Contractors LLC | Contractors | $4,041,274 |
| Vera Data | Direct Response | $3,526,266 |
538 grants to Stephen Siller Tunnel To Towers Foundation totaling $152.9M, reported by foundations on their Schedule I filings — showing the 15 most recent.
| Grantmaker | Purpose | Year | Amount |
|---|---|---|---|
| American Online Giving Foundation Inc | General support | 2024 | $2,979,130 |
| Thdf II Inc | To assist local charities | 2024 | $2,760,000 |
| National Christian Charitable Foundation | Housing | 2024 | $1,538,033 |
| American Endowment Foundation | Educational | 2024 | $1,434,930 |
| Ayco Charitable Foundation | Community & human services | 2024 | $1,183,351 |
| Raymond James Charitable Endowment Fund | General support | 2024 | $1,045,344 |
| The New York Community Trust | For program support. | 2024 | $1,000,000 |
| Paypal Charitable Giving Fund | General support | 2024 | $994,011 |
| Gs Donor Advised Philanthropy Fund For Wealth Management Inc | Community & human services | 2024 | $495,200 |
| Greater Kansas City Community Foundation | Public, societal benefit | 2024 | $482,041 |
| Morgan Stanley Global Impact Funding Trust Inc | Unrestricted general support | 2024 | $481,666 |
| The Us Charitable Gift Trust | For recipient's exempt purpose | 2024 | $473,953 |
| Morgan Stanley Global Impact Funding Trust Inc | Unrestricted general support | 2024 | $368,500 |
| Give Back Foundation | Program support | 2024 | $353,784 |
| Morgan Stanley Global Impact Funding Trust Inc | Unrestricted general support | 2024 | $314,001 |
44 grants totaling $16.4M in FY2024 — showing the 15 largest. All grants made by Stephen Siller Tunnel To Towers Foundation →
| Recipient | Purpose | Amount |
|---|---|---|
| Semper Fi & Americas Fund | Support | $6,000,000 |
| 1matters Org | Support | $3,100,000 |
| Children of Fallen Patriots Foundation | Support | $2,500,000 |
| 1matters Org | Support | $1,000,000 |
| Travis Manion Foundation | Support | $1,000,000 |
| Kidsave International Inc | Support | $500,000 |
| A Soldiers Journey Home | Support | $425,000 |
| Richmond Medical Center | Support | $250,000 |
| Medal of Honor Foundation Inc | Support | $250,000 |
| Guardian Revival Inc | Support | $200,000 |
| Thomas R Elsasser Memorial Scholarship Fund Inc | Support | $198,000 |
| You Were Worth It Foundation | Support | $108,284 |
| Various Under 5000 Each | Support | $105,229 |
| The Anthony M Varvaro Believe Foun | Support | $70,000 |
| Long Beach Waterfront Warriors | Support | $62,966 |
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Data for Stephen Siller Tunnel To Towers Foundation (EIN 02-0554654) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.