Grants paid by The Aldarra Foundation
EIN 46-0512048 · Seattle, WA · Form 990-PF, Part XV · NTEE T22
The Aldarra Foundation of Seattle, WA (EIN 46-0512048) reported 86 grants paid totaling $256,972,800 to 16 recipients in tax years 2020–2024, on Form 990-PF, Part XV. It also reported $2,675,000 approved for future payment, which is listed separately and not included in the total. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$256,972,800
86 grants
Recipients
16
distinct organizations
Tax years
2020–2024
5 filings in the corpus
Approved for future payment
$2,675,000
5 commitments · not included in grants paid
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 11 | $3,063,000 | $1,100,000 |
| 2021 | 18 | $23,109,800 | $900,000 |
| 2022 | 22 | $50,575,000 | $675,000 |
| 2023 | 21 | $80,225,000 | — |
| 2024 | 14 | $100,000,000 | — |
Top recipients
The 16 recipients receiving the most from The Aldarra Foundation, by grants paid, out of 16 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Museum of Flight Foundation 91-0785826 | B | Seattle, WA | 7 | $131,283,000 | 2024 |
| Seattle Children's Hospital | U | Seattle, WA | 8 | $67,108,000 | 2024 |
| Arboretum Foundation 91-0613583 | B | Seattle, WA | 6 | $5,521,985 | 2024 |
| Medic One Foundation 91-6183158 | C | Seattle, WA | 9 | $5,376,700 | 2024 |
| Fred Hutchinson Cancer Research 91-1935159 | C | Seattle, WA | 4 | $5,268,200 | 2024 |
| Canine Companions for Independence 94-2494324 | B | Santa Rosa, CA | 9 | $5,187,045 | 2024 |
| Marys Place Seattle 27-2087950 | B | Seattle, WA | 4 | $5,114,545 | 2024 |
| Seattle's Union Gospel Mission 91-0595029 | C | Seattle, WA | 4 | $5,021,000 | 2024 |
| Cascade Public Media 91-1221895 | C | Seattle, WA | 5 | $4,785,545 | 2024 |
| UW Foundation | U | Seattle, WA | 5 | $4,720,545 | 2024 |
| Hopelink 91-0982116 | C | Bellevue, WA | 4 | $4,653,145 | 2024 |
| Treehouse 91-1425676 | B | Seattle, WA | 6 | $4,632,545 | 2024 |
| Pasado's Safe Haven 91-1843707 | B | Sultan, WA | 5 | $4,538,975 | 2024 |
| Northwest School of Hearing Impaired Children 91-1073353 | D | Shoreline, WA | 6 | $1,721,570 | 2024 |
| University of Washington 22-2764358 | B | Seattle, WA | 2 | $1,575,000 | 2021 |
| Kcts9 | U | Seattle, WA | 2 | $465,000 | 2021 |
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.
Every grant
All 91 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Museum of Flight Foundation Seattle, WA | B | $51,000,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Seattle Children's Hospital Seattle, WA | U | $26,000,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Cascade Public Media Seattle, WA | C | $2,200,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Arboretum Foundation Seattle, WA | B | $2,200,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Fred Hutchinson Cancer Research Seattle, WA | C | $2,200,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Canine Companions for Independence Santa Rosa, CA | B | $2,200,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Medic One Foundation Seattle, WA | C | $2,175,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Marys Place Seattle Seattle, WA | B | $2,175,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Seattle's Union Gospel Mission Seattle, WA | C | $2,150,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | UW Foundation Seattle, WA | U | $1,900,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Hopelink Bellevue, WA | C | $1,800,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Treehouse Seattle, WA | B | $1,800,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Pasado's Safe Haven Sultan, WA | B | $1,600,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2024 | Northwest School for Deaf and Hard-of-Hearing Children Shoreline, WA | D | $600,000 | paid | VARIOUS PROJECTS | 202511429349100401 |
| 2023 | Museum of Flight Foundation Seattle, WA | B | $40,800,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Seattle Children's Hospital Seattle, WA | U | $20,800,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Fred Hutchinson Cancer Research Seattle, WA | C | $1,800,000 | paid | FLASH RADIATION IMMUNO-ONCOLOGY; GYNECOLOGIC CANCER | 202413119349100621 |
| 2023 | Marys Place Seattle Seattle, WA | B | $1,700,000 | paid | PREVENTION; EQUITY AND INNOVATION | 202413119349100621 |
| 2023 | UW Foundation Seattle, WA | U | $1,650,000 | paid | CRYOFLUORESCENT TOMOGRAPHIC IMAGING FOR THE RADIOLOGY OPTICAL IMAGING CORE | 202413119349100621 |
| 2023 | Seattle's Union Gospel Mission Seattle, WA | C | $1,600,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Hopelink Bellevue, WA | C | $1,600,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Pasado's Safe Haven Sultan, WA | B | $1,400,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Cascade Public Media Seattle, WA | C | $1,250,000 | paid | COMMUNITY GATHERING SPACES; AWARENESS & BRANDING | 202413119349100621 |
| 2023 | Treehouse Seattle, WA | B | $1,148,780 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Arboretum Foundation Seattle, WA | B | $1,080,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Medic One Foundation Seattle, WA | C | $966,560 | paid | PARAMEDIC TRAINING EDUCATOR EXCELLENCE ENDOWED FUND | 202413119349100621 |
| 2023 | Canine Companions for Independence Santa Rosa, CA | B | $865,000 | paid | PROJECT CANINE SATELLITE YEAR 2 | 202413119349100621 |
| 2023 | Medic One Foundation Seattle, WA | C | $693,440 | paid | PARAMEDIC SCHOLARSHIPS; PARAMEDIC TRAINING PROGRAM AND TRAINING ROOM | 202413119349100621 |
| 2023 | Canine Companions for Independence Santa Rosa, CA | B | $650,000 | paid | PROJECT CANINE SATELLITE | 202413119349100621 |
| 2023 | Arboretum Foundation Seattle, WA | B | $630,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Northwest School for Deaf and Hard-of-Hearing Children Shoreline, WA | D | $500,000 | paid | OPERATING SUPPORT IMPLEMENTING STRATEGIC VISION | 202413119349100621 |
| 2023 | Treehouse Seattle, WA | B | $451,220 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | Cascade Public Media Seattle, WA | C | $415,000 | paid | VARIOUS PROJECTS | 202413119349100621 |
| 2023 | UW Foundation Seattle, WA | U | $125,000 | paid | SUPPORT (SAICRF) IMAGING CORE OPERATIONS | 202413119349100621 |
| 2023 | Canine Companions for Independence Santa Rosa, CA | B | $100,000 | paid | SPONSOR 2 HUMAN/CANINE TEAMS IN PUGET SOUND REGION | 202413119349100621 |
| 2022 | Museum of Flight Foundation Seattle, WA | B | $25,773,000 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | Seattle Children's Hospital Seattle, WA | U | $13,651,000 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | Fred Hutchinson Cancer Research Seattle, WA | C | $1,068,200 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | UW Foundation Seattle, WA | U | $920,545 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | Hopelink Bellevue, WA | C | $920,545 | paid | EQUIPPING TO EXIT POVERTY-HOUSING, CASE MGT, ADULT EDUCATION | 202312129349101101 |
| 2022 | Marys Place Seattle Seattle, WA | B | $920,545 | paid | SUPPORT FOR INFRASTRUCTURE GROWTH | 202312129349101101 |
| 2022 | Pasado's Safe Haven Sultan, WA | B | $920,545 | paid | INFRASTRUCTURE IMPROVEMENTS - WATER AND ROADS | 202312129349101101 |
| 2022 | Seattle's Union Gospel Mission Seattle, WA | C | $920,000 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | Arboretum Foundation Seattle, WA | B | $873,985 | paid | VARIOUS ARBORETUM PROGRAMS | 202312129349101101 |
| 2022 | Cascade Public Media Seattle, WA | C | $852,000 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | Treehouse Seattle, WA | B | $765,545 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | Medic One Foundation Seattle, WA | C | $620,000 | paid | VARIOUS PROGRAMS | 202312129349101101 |
| 2022 | Canine Companions for Independence Santa Rosa, CA | B | $500,000 | paid | VARIOUS PROGRAM SUPPORT IN THE PUGET SOUND REGION | 202312129349101101 |
| 2022 | Canine Companions for Independence Santa Rosa, CA | B | $420,545 | paid | PROJECT CANINE SEATTLE | 202312129349101101 |
| 2022 | UW Foundation Seattle, WA | U | $375,000 | approved, future | SMALL ANIMAL IMAGING CORE RESEARCH FUND ("SAICRF") | 202312129349101101 |
| 2022 | Seattle Children's Hospital Seattle, WA | U | $350,000 | paid | ENDOWED CHAIR IN PEDIATRIC CANCER RESEARCH | 202312129349101101 |
| 2022 | Medic One Foundation Seattle, WA | C | $300,000 | paid | SUPPORT CRITICAL PROJECTS TO SAVE LIVES IN PRE-HOSPITAL SETTING | 202312129349101101 |
| 2022 | Canine Companions for Independence Santa Rosa, CA | B | $300,000 | approved, future | HUMAN/CANINE TEAMS IN THE PUGET SOUND REGION | 202312129349101101 |
| 2022 | Northwest School for Deaf and Hard-of-Hearing Children Shoreline, WA | D | $200,000 | paid | CAPACITY BUILDING FOR MISSION DEVELOPMENT | 202312129349101101 |
| 2022 | Treehouse Seattle, WA | B | $155,000 | paid | SUPPORT WORK AROUND MEANINGFUL PARTICIPANT ENGAGEMENT | 202312129349101101 |
| 2022 | Northwest School for Deaf and Hard-of-Hearing Children Shoreline, WA | D | $150,000 | paid | CAMPUS RENOVATION - PHASE 1 | 202312129349101101 |
| 2022 | UW Foundation Seattle, WA | U | $125,000 | paid | SUPPORT (SAICRF) IMAGING CORE OPERATIONS | 202312129349101101 |
| 2022 | Canine Companions for Independence Santa Rosa, CA | B | $100,000 | paid | SPONSOR 2 HUMAN/CANINE TEAMS IN PUGET SOUND REGION | 202312129349101101 |
| 2022 | Cascade Public Media Seattle, WA | C | $68,545 | paid | WORLD'S BEST TELEVISION (CONTINUED) | 202312129349101101 |
| 2021 | Museum of Flight Foundation Seattle, WA | B | $8,500,000 | paid | 2021 FLIGHT PLAN | 202211369349103181 |
| 2021 | Seattle Children's Hospital Seattle, WA | U | $4,000,000 | paid | RECRUITMENT OF DIVISION CHIEF OF PEDIATRIC HEMATOLOGY/ONCOLOGY | 202211369349103181 |
| 2021 | Museum of Flight Foundation Seattle, WA | B | $3,410,000 | paid | VARIOUS ENDOWMENTS | 202211369349103181 |
| 2021 | University of Washington Seattle, WA | B | $1,400,000 | paid | SMALL ANIMAL IMAGING CORE RESOURCE FUND | 202211369349103181 |
| 2021 | Seattle Children's Hospital Seattle, WA | U | $1,157,000 | paid | ENDOWED CHAIR FOR SOLID TUMOR PROGRAM & SURVIVORSHIP, AND OUTCOMES PROGRAM | 202211369349103181 |
| 2021 | Seattle Children's Hospital Seattle, WA | U | $750,000 | paid | ENDOWED CHAIR IN PEDIATRIC CANCER RESEARCH | 202211369349103181 |
| 2021 | Arboretum Foundation Seattle, WA | B | $585,000 | paid | VARIOUS PROGRAMS | 202211369349103181 |
| 2021 | University of Washington Seattle, WA | B | $500,000 | approved, future | SMALL ANIMAL IMAGING CORE RESEARCH FUND | 202211369349103181 |
| 2021 | Pasado's Safe Haven Sultan, WA | B | $444,430 | paid | VARIOUS PROJECTS | 202211369349103181 |
| 2021 | Kcts9 Seattle, WA | U | $425,000 | paid | VARIOUS PROGRAMS | 202211369349103181 |
| 2021 | Canine Companions for Independence Santa Rosa, CA | B | $400,000 | approved, future | HUMAN/CANINE TEAMS IN THE PUGET SOUND REGION | 202211369349103181 |
| 2021 | Seattle's Union Gospel Mission Seattle, WA | C | $351,000 | paid | CAPITOL HILL MEN'S RECOVERY PROGRAM | 202211369349103181 |
| 2021 | Hopelink Bellevue, WA | C | $332,600 | paid | VARIOUS PROGRAMS | 202211369349103181 |
| 2021 | Medic One Foundation Seattle, WA | C | $329,700 | paid | MENTAL HEALTH EMERGENCY TRAINING PROGRAM | 202211369349103181 |
| 2021 | Marys Place Seattle Seattle, WA | B | $319,000 | paid | TECHNOLOGY INFRASTRUCTURE, BOARD/STAFF TRAINING & DEVELOPMENT | 202211369349103181 |
| 2021 | Treehouse Seattle, WA | B | $312,000 | paid | SYSTEMS CHANGE PROGRAM | 202211369349103181 |
| 2021 | Canine Companions for Independence Santa Rosa, CA | B | $300,000 | paid | HUMAN/CANINE TEAMS IN THE PUGET SOUND REGION | 202211369349103181 |
| 2021 | Fred Hutchinson Cancer Research Seattle, WA | C | $200,000 | paid | SCAA PATIENT NAVIGATOR TEAM. UPGRADES PETE GROSS & SCAA HOUSE. | 202211369349103181 |
| 2021 | Northwest School of Hearing Impaired Children Shoreline, WA | D | $194,070 | paid | VARIOUS PROGRAMS | 202211369349103181 |
| 2021 | Medic One Foundation Seattle, WA | C | $100,000 | paid | TRAINING FOR PARAMEDIC STUDENTS | 202211369349103181 |
| 2020 | Seattle Children's Hospital Seattle, WA | U | $1,100,000 | approved, future | ENDOWED CHAIR IN PEDIATRIC CANCER RESEARCH | 202143199349105359 |
| 2020 | Museum of Flight Foundation Seattle, WA | B | $1,000,000 | paid | GENERAL SUPPORT | 202143199349105359 |
| 2020 | Museum of Flight Foundation Seattle, WA | B | $800,000 | paid | GENERAL SUPPORT | 202143199349105359 |
| 2020 | Seattle Children's Hospital Seattle, WA | U | $400,000 | paid | ENDOWED CHAIR IN PEDIATRIC CANCER RESEARCH | 202143199349105359 |
| 2020 | University of Washington Seattle, WA | B | $175,000 | paid | KIDNEY DISEASE BIOMARKERS RESEARCH FUND & GENERAL SUPPORT | 202143199349105359 |
| 2020 | Pasado's Safe Haven Sultan, WA | B | $174,000 | paid | VARIOUS PROJECTS | 202143199349105359 |
| 2020 | Arboretum Foundation Seattle, WA | B | $153,000 | paid | VARIOUS PROGRAMS | 202143199349105359 |
| 2020 | Medic One Foundation Seattle, WA | C | $112,000 | paid | AUDIO/VISUAL SYSTEM FOR PARAMEDIC TRAINING | 202143199349105359 |
| 2020 | Medic One Foundation Seattle, WA | C | $80,000 | paid | GENERAL SUPPORT | 202143199349105359 |
| 2020 | Northwest School of Hearing Impaired Children Shoreline, WA | D | $77,500 | paid | TECHNOLOGY, EQUIPMENT, INTERPRETERS AND GENERAL SUPPORT | 202143199349105359 |
| 2020 | Canine Companions for Independence Santa Rosa, CA | B | $51,500 | paid | GENERAL SUPPORT FOR PUGET SOUND REGION | 202143199349105359 |
| 2020 | Kcts9 Seattle, WA | U | $40,000 | paid | GENERAL SUPPORT | 202143199349105359 |
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.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202511429349100401 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202413119349100621 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202312129349101101 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202211369349103181 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202143199349105359 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/460512048.json.
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.