Funders › WA › Treeline Foundation › 2023
Grants paid by Treeline Foundation, tax year 2023
EIN 46-2216403 · Seattle, WA · Form 990-PF, Part XV · NTEE C99
In tax year 2023, Treeline Foundation (EIN 46-2216403) reported 45 grants paid totaling $1,206,999. Dataset version 2026.09.0, built 2026-09-03.
Every grant, 2023
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2023 | YMCA of Greater Seattle Seattle, WA | U | $110,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Forterra Seattle, WA | D | $100,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Washington Trails Association Seattle, WA | B | $100,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Sightline Institute Seattle, WA | C | $100,000 | paid | TO SUPPORT EFFORTS TO ADDRESS CLIMATE CHANGE | 202413069349100536 |
| 2023 | The Sierra Club Foundation Oakland, CA | B | $75,000 | paid | TO SUPPORT ICO | 202413069349100536 |
| 2023 | 350org Boston, MA | U | $75,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Northwest Abortion Access Fund Eugene, OR | C | $65,000 | paid | TO SUPPORT THE SALARY OF YOUR NEW PROGRAM MANAGER AND PROVIDE OPERATING SUPPORT | 202413069349100536 |
| 2023 | The Trust for Public Land Los Angeles, CA | C | $25,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Zeno Seattle, WA | C | $25,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Benefits Law Center Seattle, WA | C | $25,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Seattle Shakespeare Company Seattle, WA | U | $25,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Earthgen Seattle, WA | B | $25,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Fresh Tracks Washington, DC | U | $25,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Seattle First Baptist Church Seattle, WA | U | $20,000 | paid | FOR GREEN BUILDINGS NOW PROGRAM | 202413069349100536 |
| 2023 | Audubon Washington Seattle, WA | U | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Casa Latina Seattle, WA | B | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Plymouth Housing Group Seattle, WA | B | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Pacific Science Center Seattle, WA | C | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | YWCA Seattle King Snohomish Seattle, WA | U | $20,000 | paid | TO HELP ADDRESS HOMELESSNESS IN SEATTLE AND KING COUNTY | 202413069349100536 |
| 2023 | Tiny Trees Preschool Seattle, WA | U | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Islandwood Bainbridge Island, WA | B | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Desc Seattle, WA | U | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Mary's Place Seattle, WA | U | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Youthcare Seattle, WA | C | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Solid Ground Seattle, WA | B | $20,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | The Vera Project Seattle, WA | B | $17,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT AND SUPPORT QTYMP | 202413069349100536 |
| 2023 | American Alpine Club Golden, CO | B | $15,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Seattle Symphony Seattle, WA | U | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Totem Star Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Define American Los Angeles, CA | B | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Seattle Audubon Society Seattle, WA | U | $10,000 | paid | TO SUPPORT THE EDUCATION PROGRAM | 202413069349100536 |
| 2023 | Northwest Outward Bound Portland, OR | U | $10,000 | paid | TO PROVIDING GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Seattle Repertory Theatre Seattle, WA | B | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | A Contemporary Theatre Seattle, WA | B | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Sawhorse Revolution Seattle, WA | B | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | The Mountaineers Seattle, WA | B | $10,000 | paid | TO SUPPORT THE MOUNTAIN WORKSHOPS PROGRAM | 202413069349100536 |
| 2023 | Crisis Text Line New York, NY | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Seattle Girls School Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Northwest Choirs Seattle, WA | B | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | The Mountains to Sound Greenway Trust Seattle, WA | C | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | The 5 Gyres Institute Monica, CA | B | $10,000 | paid | TO PROVIDE GENERAL OPERATING SUPPORT | 202413069349100536 |
| 2023 | Rainier Valley Corps Seattle, WA | D | $10,000 | paid | TO SUPPORT THE AGEUP PROGRAM | 202413069349100536 |
| 2023 | University of Arizona Tucson, AZ | U | $3,333 | paid | IN SUPPORT OF GALS PROGRAM | 202413069349100536 |
| 2023 | Uc Davis Davis, CA | U | $3,333 | paid | IN SUPPORT OF GALS PROGRAM | 202413069349100536 |
| 2023 | Catawba College Salisbury, NC | U | $3,333 | paid | IN SUPPORT OF GALS PROGRAM | 202413069349100536 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF e-file XML. Dataset version 2026.09.0, built 2026-09-03. All years for this funder.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.