Sightline Institute
Seattle, WA ·EIN 52-1833599 ·Grant funding profile from IRS 990 filings
Sightline Institute also makes grants — see its funder profile →
Who funds Sightline Institute?
Sightline Institute is funded by 44 grantmakers, led by Laidir Foundation ($2.6M), Kaphan Foundation ($2.5M), Silicon Valley Community Foundation ($1.1M). In total, IRS Form 990 filings record $11.0M in grants to Sightline Institute between 2019–2025.
Showing top 25 of 44 funders by total given.
What grants has Sightline Institute received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2025 | So Hum Foundation | GENERAL OPERATING SUPPORT | $5,000 |
| 2024 | Kaphan Foundation | GENERAL SUPPORT | $572,649 |
| 2024 | Laidir Foundation | TO FURTHER THE MISSION OF SIGHTLINE INSTITUTE'S HOUSING AND URBANISM PROGRAM. | $525,000 |
| 2024 | Democracy Fund Inc | Program support for the Democracy and Elections Program | $175,000 |
| 2024 | Unite America Institute Inc | TO SUPPORT EDUCATE & ENGAGE KEY POLICYMAKERS; BUILD THE EVIDENCE BASE FOR REFORM; AMPLIFY A COMPELLING NATIONAL NARRATIVE | $150,000 |
| 2024 | The Schmidt Family Foundation | ENCOURAGING A JUST TRANSITION AWAY FROM FOSSIL FUELS | $150,000 |
| 2024 | Treeline Foundation | TO SUPPORT EFFORTS TO ADDRESS CLIMATE CHANGE | $100,000 |
| 2024 | The Bullitt Foundation | FOR A GENERAL SUPPORT EXIT GRANT. | $95,000 |
| 2024 | Impactassetsinc | GENERAL SUPPORT | $55,500 |
| 2024 | The Oregon Community Foundation | Environment | $42,500 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $40,000 |
| 2024 | Wiancko Charitable Foundation Inc | UNRESTRICTED | $35,000 |
| 2024 | Ronald W Naito Md Foundation | GENERAL OPERATING | $30,000 |
| 2024 | Ordinary People Foundation | Environmental Protection | $30,000 |
| 2024 | Laird Norton Family Foundation | GENERAL OPERATING SUPPORT | $30,000 |
| 2024 | Vanguard Charitable Endowment Program | FOR RECIPIENT'S EXEMPT PURPOSE | $26,500 |
| 2024 | Article IV | General support | $25,000 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $20,000 |
| 2024 | The Cosman Family Foundation | UNRESTRICTED GENERAL | $16,000 |
| 2024 | Eric Anderson Foundation | GENERAL SUPPORT | $15,000 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $12,500 |
| 2024 | Ridge Road Foundation | CONTRIBUTION TO BE USED FOR CHARITABLE PURPOSES | $11,000 |
| 2024 | Seattle Foundation | TO PROVIDE SUPPORT FOR DEMOCRACY WORK. | $10,000 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $10,000 |
| 2024 | Grousemont Foundation | GENERAL & UNRESTRICTED | $10,000 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $10,000 |
| 2024 | Tides Foundation | SUSTAINABLE ENVIRONMENT | $10,000 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $10,000 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $7,500 |
| 2024 | Seattle Foundation | TO PROVIDE GENERAL SUPPORT | $5,000 |
Showing 30 most recent of 196 recorded grants.
Frequently Asked Questions
Who funds Sightline Institute?
Sightline Institute is funded by 44 grantmakers, led by Laidir Foundation ($2.6M), Kaphan Foundation ($2.5M), Silicon Valley Community Foundation ($1.1M). In total, IRS Form 990 filings record $11.0M in grants to Sightline Institute between 2019–2025.
Who is Sightline Institute's largest funder?
Laidir Foundation is the largest recorded funder of Sightline Institute, with $2.6M across 5 grants (2020–2024).
How much grant funding has Sightline Institute received?
IRS 990 filings record $11.0M in grants to Sightline Institute across 196 grants from 44 funders between 2019–2025. Filings are published on a delay, so recent grants may not appear yet.
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Grant data is drawn from IRS Form 990 filings via Grantable's GrantGraph™. Filings are published on a delay; recent grants may not appear yet.