Comprehensive foundation profile based on the most recent IRS Form 990 filing
The Skyline Foundation, based in San Francisco, California, is a philanthropic organization with assets totaling over $1 billion. The foundation's annual expenses are approximately $89 million, with a revenue of around $123 million. It supports a wide range of cities across the United States, including major urban centers like New York, Los Angeles, and Chicago, as well as smaller cities such as Eureka and Palisade. The foundation operates in numerous states, from California to New York, and even Puerto Rico. The leadership team includes David Filo as President and Angela Filo as CFO and Secretary, both of whom work on a voluntary basis without compensation. The foundation's website is skylinefoundation.org.
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Financials
+2.6% from previous year
151 grants awarded in 2024
Of total revenue spent on programs
Grants
| Purpose | Location | |||
|---|---|---|---|---|
| $4,000,000 | THE SIERRA CLUB FOUNDATION | SIERRA CLUB 2030 CAMPAIGN | Oakland, CA, US | 2022 |
| $4,000,000 | THE SIERRA CLUB FOUNDATION | SIERRA CLUB 2030 CAMPAIGN | Oakland, CA, US | 2023 |
| $4,000,000 | THE SIERRA CLUB FOUNDATION | SIERRA CLUB 2030 CAMPAIGN | Oakland, CA, US | 2024 |
| $3,000,000 | AMERICAN CIVIL LIBERTIES UNION FOUNDATION INC | $2,000,000 FOR GENERAL OPERATING SUPPORT AND $1,000,000 FOR THE SOUTHERN COLLECTIVE. | New york, NY, US | 2022 |
| $3,000,000 | ENVIRONMENTAL DEFENSE FUND INCORPORATED | GENERAL SUPPORT | New york, NY, US | 2022 |
| $3,000,000 | AMERICAN CIVIL LIBERTIES UNION FOUNDATION INC | GENERAL SUPPORT TO DEMOCRACY MATCH & SOUTHERN COLLECTIVE | New york, NY, US | 2023 |
| $3,000,000 | ENVIRONMENTAL DEFENSE FUND INCORPORATED | GENERAL SUPPORT | New york, NY, US | 2023 |
| $3,000,000 | AMERICAN CIVIL LIBERTIES UNION FOUNDATION INC | GENERAL SUPPORT AND ACLUS DEFENDING DEMOCRACY PROGRAM TO SUPPORT THE SOUTHERN COLLECTIVE | New york, NY, US | 2024 |
| $3,000,000 | ENVIRONMENTAL DEFENSE FUND INCORPORATED | GENERAL SUPPORT | New york, NY, US | 2024 |
| $1,500,000 | ROCKEFELLER PHILANTHROPY ADVISORS INC | FOR THE CHARITABLE PURPOSES OF CLIMATE CATALYST | New york, NY, US | 2023 |
People
Compensation data from most recent available 990 forms
| Title | |||
|---|---|---|---|
DF
DAVID FILO
| PRESIDENT | $0 | 2024 |
AF
ANGELA FILO
| CFO & SECRETARY | $0 | 2024 |
DAVID FILO
PRESIDENT
ANGELA FILO
CFO & SECRETARY
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Financial data sourced from IRS 990 forms via ProPublica Nonprofit Explorer
View on ProPublica Nonprofit ExplorerLast updated on August 25, 2025