Treeline Foundation is an independent private foundation based in Seattle, Washington. The foundation was established in 2014 and holds tax-exempt status as a 501(c)(3) organization.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$1.1M
-6.8% YoY
Grant Count
44
-2.2% YoY
Avg Grant Size
$26K
-4.7% YoY
Mission & Focus Areas
The foundation has not provided a formal mission statement. Based on its grantmaking activity, Treeline Foundation supports organizations working in environmental quality, protection, and beautification, as well as community and social impact initiatives.
Grantmaking
Treeline Foundation made 45 grants in 2024. Recent grants include:
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Geographic Focus
Where this funder awards grants
The foundation operates with a focus on the Pacific Northwest, particularly Washington State and the Seattle area.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
2024 Financial Summary:
- Total Assets: $750,377
- Total Revenues: $1,118,563
- Total Expenses: $1,177,607
- Number of Employees: 0
The foundation operates with no paid staff.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
221 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
Craig McKibben serves as Director and Officer of the foundation. The foundation is supported by Craig McKibben and Sarah Merner.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| SARAH MERNER | DIRECTOR/OFFICER | 4 | — |
| CRAIG MCKIBBEN | DIRECTOR/OFFICER | 4 | — |
| ANDREW MCKIBBEN | DIRECTOR | 4 | — |
| JASMINE GERVAIS | DIRECTOR | 4 | — |
| MARGARET MCKIBBEN | DIRECTOR | 4 | — |
| LESLIE MERNER DUKE | DIRECTOR | 4 | — |
| JOHN GOULD | DIRECTOR | 4 | — |
| CAROL DRIVER | DIRECTOR | 4 | — |
| TYLER BUTTERWORTH | DIRECTOR | 4 | — |
Contact Information
- Address: PO Box 51250, Seattle, WA 98115-1250
- Telephone: 206-626-6000
- EIN: 46-2216403
Subject Areas
Focus areas based on grantmaking activity
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Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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