Who Is Frank Siller and What Is He Actually Worth?

If you’ve searched “frank siller net worth” or “tunnel to towers ceo salary,” you’ve already hit the same wall. One article says he takes zero salary. Another cites an IRS filing showing he was paid over $330,000. Both sites sound confident. Neither one explains how both can be true.

They can be. Just not at the same time.

This article walks through the documented salary timeline, the source of Siller’s personal wealth, and what the foundation’s publicly available Form 990s actually show — so you can make an informed decision about where your $11 a month goes.

Frank Siller net worth refers to his estimated personal financial standing, which is legally and structurally separate from the Tunnel to Towers Foundation’s finances. Based on publicly available business records and financial assessments, Siller’s personal net worth is estimated between $10 million and $20 million as of 2025–2026. This wealth was accumulated through private-sector construction and real estate ventures — not through charitable donations.

The Salary Question Nobody Has Answered Correctly

The confusion about Frank Siller’s pay isn’t because anyone is hiding something. It’s because the internet treats a single year’s Form 990 snapshot as if it’s a permanent, unchanging fact.

I’ve seen conflicting data on this repeatedly — some sources cite the FY2021 Form 990, which shows Frank Siller received approximately $330,834 in compensation from the foundation that year. Other sources cite FY2019, reporting approximately $350,000. And the most recently available Form 990 (FY2023), accessible through ProPublica Nonprofit Explorer, lists $0 under executive compensation for the CEO position. All three numbers are from real IRS filings. None of the existing articles explains the timeline.

Or maybe I should say it this way: Siller’s compensation evolved as the foundation’s model did. He didn’t always work for free. He does now, at least according to the most recently filed disclosures.

The foundation has not issued a public statement explaining when or why this transition occurred. That’s a transparency gap — though a different one than donors usually assume.

How to verify Frank Siller’s Tunnel to Towers salary yourself:

1. Go to ProPublica Nonprofit Explorer at projects.propublica.org/nonprofits.
2. Search “Stephen Siller Tunnel to Towers Foundation.”
3. Click the most recent Form 990 filing listed.
4. Open the document and navigate to Part VII — Compensation of Officers.
5. Cross-reference with earlier filings (FY2019, FY2021) to see the full salary timeline.

Each step takes roughly two minutes.

According to Candid’s 2024 Nonprofit Compensation Report, the median CEO salary for U.S. nonprofits with annual budgets exceeding $50 million is $225,000 per year. The Tunnel to Towers Foundation reported $373 million in revenue in FY2023 and total assets of approximately $652 million as of the most recent IRS filings. A CEO reporting $0 compensation at that scale is genuinely unusual — not a standard charity talking point.

This article is based on publicly available nonprofit disclosures. Readers are encouraged to review Form 990s directly before making giving decisions.

What Did Frank Siller Do Before Tunnel to Towers?

This is the question most bio articles skip entirely — even though it’s the only question that actually answers “how did he make his money?”

Frank Siller was born on November 7, 1960, in Staten Island, New York — the sixth of seven children. His parents, George and Mae Siller, were devout Catholics. Both died before Stephen, the youngest, turned ten, leaving the older siblings to raise him. The family wasn’t wealthy.

Frank built his career in the private sector. He co-owned and operated Siller Brothers Inc., a concrete and paving contracting company that operated across New York and New Jersey. Before shifting full-time to T2T, he’d also developed a parallel career building and developing residential properties across the United States. These weren’t passive side projects.

Construction contracting in New York’s metro area — particularly concrete and paving — is a capital-intensive, high-margin business at scale. An owner-operator running multi-year projects across two states, paired with residential development income, can accumulate $10–20 million in net worth over 15 to 20 years without any public profile. That’s the documented arc of Siller’s financial life before 9/11 changed everything.

He didn’t make his money from Tunnel to Towers. He made it before it existed.

Frank Siller Net Worth: The Numbers Broken Down

The honest answer to the exact figure is that no one outside his personal accounts knows with certainty. What’s available is a credible range built from IRS filings, business history, and financial reporting.

Quick Comparison Table

Most people assume Frank Siller is either secretly enriched by charity money or a pure volunteer living on nothing. The data supports neither. His personal wealth — real, documented, modest by tech-founder standards — came from concrete, paving, and homebuilding in the New York metro area, before he had any public profile at all.

How the Tunnel to Towers Foundation Makes Money — And Why It Matters Here

Some donors get uncomfortable when they see the numbers. Nearly $400 million in annual revenue is a lot for a charity.

That’s a fair reaction. Sit with it.

Look if you’re donating to T2T and want to know where your money goes, here’s what the documents actually show. The foundation’s FY2023 audited financials report $373 million in revenue against $272 million in expenses. Charity Navigator has awarded T2T a 100% score — one of its highest ratings — which independently evaluates financial health, accountability, and transparency. The foundation states that 93 cents of every donated dollar goes directly to programs, a figure consistent with their publicly filed expense breakdowns.

Key programs include:

• Fallen First Responder Home Program — pays off mortgages for families of officers killed in the line of duty or from 9/11-related illness
• Smart Home Program — builds fully adapted homes for catastrophically injured veterans and first responders
• Gold Star Family Home Program — provides mortgage-free homes for surviving families of U.S. military members killed in action
• Let Us Do Good Village — a dedicated 100-home community for veterans and their families

The foundation has delivered over 1,300 mortgage-free homes to date.

One competing viewpoint deserves acknowledgment here. Some governance observers flag that five of the seven voting board members are siblings of Stephen Siller — the person the foundation was created to honor. Family-dominated boards raise legitimate questions about independent oversight, and watchdog sites have noted this. T2T’s counter is that its external audits, published Form 990s, and Charity Navigator rating provide accountability even where board independence is limited. That’s a reasonable response. It doesn’t fully resolve the concern.

Both positions deserve acknowledgment before you write a check.

Frank Siller’s compensation vs. typical nonprofit CEO pay: Siller’s most recently reported T2T compensation is $0 (FY2023 Form 990), while the median CEO salary for nonprofits with $50M+ budgets is $225,000 annually (Candid, 2024). His estimated personal wealth ($10–$20M) derives from Siller Brothers Inc. and real estate development — not foundation funds. His current zero-salary arrangement is the statistical exception, not the nonprofit norm.

Frank Siller’s Biography: Staten Island to National Legacy

He’s built something that didn’t exist before. It’s grown beyond what anyone originally imagined. And he’s still running it on the record without taking a salary.

The story starts on the morning of September 11, 2001. Frank and his brothers were preparing for a round of golf. Stephen, the youngest, had just finished a night tour at FDNY’s Squad 1 in Brooklyn, and was on his way home to meet them. When news broke, Stephen called his wife, turned his car around, and drove to the Brooklyn Battery Tunnel to reach the South Tower. The tunnel was sealed. So he strapped 60 pounds of gear to his back and ran 1.7 miles on foot through the tunnel. He made it to the Twin Towers. He didn’t come home.

Stephen left behind a wife and five children. He was 34.

Frank founded the Stephen Siller Tunnel to Towers Foundation in December 2001 — initially as a local 5K charity run retracing Stephen’s final route. What he built from that starting point is documented: $373 million in annual revenue, $652 million in total assets, over 1,300 mortgage-free homes delivered, and a recognized national institution.

In 2021, Frank walked 537 miles from the Pentagon to the World Trade Center to mark the 20th anniversary of 9/11 — six weeks, on foot, through multiple states. In 2021, he received the Presidential Citizens Medal. He also holds the Ellis Island Medal of Honor (2021) and the Congressional Medal of Honor Society’s Service Award (2016).

Your Questions, Answered Directly

What is Frank Siller’s net worth?

Frank Siller’s net worth is estimated between $10 million and $20 million as of 2025–2026. The money came from his private-sector career Siller Brothers Inc. (concrete and paving) and residential real estate development not from the Tunnel to Towers Foundation.

How much does the Tunnel to Towers CEO make?

The FY2023 Form 990 reports $0 in executive compensation for Frank Siller. Earlier IRS filings show he received approximately $350,000 in FY2019 and approximately $330,834 in FY2021. The foundation has not publicly explained the transition. Readers can verify all years at ProPublica Nonprofit Explorer.

How did Frank Siller make his money?

Through Siller Brothers Inc., a concrete and paving contractor he co-owned and operated across New York and New Jersey, and through residential homebuilding across the U.S. These businesses predate the Tunnel to Towers Foundation entirely.

What did Frank Siller do for a living before Tunnel to Towers?

He was a private-sector entrepreneur owner of Siller Brothers Inc. (construction, concrete, and paving) and an active residential developer. He shifted to full-time foundation leadership after his brother’s death on September 11, 2001.

Is the Tunnel to Towers Foundation legitimate?

Yes, T2T is a registered 501(c)(3) nonprofit, holds a 100% score on Charity Navigator, and publishes all Form 990 filings and audited financial statements publicly at t2t.org/financials. Governance concerns about the family-dominated board structure are legitimate to raise, but do not affect its legal standing or financial ratings.