Donors and funders
Stephen Siller Tunnel to Towers Foundation
Who funds Stephen Siller Tunnel to Towers Foundation
3,076 institutional funders have given since 2022, 2,775 of them directly, through tax year 2025.
Its two largest direct donors
- Esther and Harold Mertz Foundation$52.5M2022–2024
- Todays Veterans Outreach Inc$10.3M2023–2025
A free account names its 5 largest direct donors, and the funders behind them.
Unlock potential prospectsFinances
Latest return: tax year 2024, Form 990.
| Tax year | Revenue | Expenses | Net assets |
|---|---|---|---|
| 2024 | $559.4M | $381.1M | $501.1M |
| 2023 | $373.0M | $272.2M | $317.9M |
| 2022 | $305.3M | $286.8M | $208.9M |
| 2021 | $264.0M | $147.6M | $195.4M |
| 2020 | $113.7M | $57.3M | $78.1M |
Contributions and grants received in 2024: $539.6M.
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Built from the organization’s public IRS Form 990 filings and the gifts other organizations report on theirs, processed by Aprize. Institutional donors only: individual donors are never shown. Data as of 1 November 2026.
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