The Aldarra Foundation
Invitation OnlySeattle, Washington · EIN 46-0512048 · Private foundation · Website
Grants paid (2024)$100M
Organizations funded14
Typical grant$2,175,000
Total assets$946K
Half of its grants to organizations were between $1,800,000 and $2,200,000.
From the return
How to apply
On its return for tax year 2024 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
7% of grants went outside Washington.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Museum of Flight Foundation | Seattle, WA | Various projects | $51,000,000 |
| Seattle Children's Hospital | Seattle, WA | Various projects | $26,000,000 |
| Arboretum Foundation | Seattle, WA | Various projects | $2,200,000 |
| Canine Companions for Independence | Santa Rosa, CA | Various projects | $2,200,000 |
| Cascade Public Media | Seattle, WA | Various projects | $2,200,000 |
| Fred Hutchinson Cancer Research | Seattle, WA | Various projects | $2,200,000 |
| Marys Place Seattle | Seattle, WA | Various projects | $2,175,000 |
| Medic One Foundation | Seattle, WA | Various projects | $2,175,000 |
| Seattle's Union Gospel Mission | Seattle, WA | Various projects | $2,150,000 |
| Uw Foundation | Seattle, WA | Various projects | $1,900,000 |
| Hopelink | Bellevue, WA | Various projects | $1,800,000 |
| Treehouse | Seattle, WA | Various projects | $1,800,000 |
| Pasado's Safe Haven | Sultan, WA | Various projects | $1,600,000 |
| Northwest School for Deaf and Hard-Of-Hearing Children | Shoreline, WA | Various projects | $600,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $100,000,000 | 14 |
| 2023 | $80,225,000 | 21 |
Sources
- IRS Form 990-PF, tax year 2024, filed May 22, 2025 - IRS e-file batch, object ID 202511429349100401
- IRS Tax Exempt Organization Search for EIN 46-0512048
- Profile updated Nov 4, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.