Well Told Grants

Nonprofits / Washington

Who funds Arboretum Foundation?

Seattle, Washington · EIN 910613583

24 private foundations reported grants to Arboretum Foundation in Seattle, Washington totaling $2.6 million across 25 grants in tax years 2022 to 2025. The largest funder was The Aldarra Foundation, with $2.2 million.

From the funders' IRS Form 990-PF filings.

Foundations that fund Arboretum Foundation

All 24 funders, by amount
FoundationPurpose givenGrantsAmount
The Aldarra Foundation
Washington · 2024
Various projects1$2.2 million
William A Looney Family Foundation
Washington · 2024
to support the Pavilion Project at the Seattle Japanese Garden1$100,000
Islands Fund
Idaho · 2024
Environmental education programs for schools1$70,000
Farallon Foundation
California · 2024
Environment Protection1$55,000
Pendleton and Elisabeth Carey Miller Charitable Foundation
Washington · 2025 · accepts applications
Miller seed vault:wa rare plant care & conservation program2$53,650
Peach Foundation
Washington · 2025
Environmental work1$30,000
WWW Foundation
California · 2024
Washington park arboretum1$30,000
Marie Lamfrom Charitable Foundation Trust
Oregon · 2024 · accepts applications
Restricted programming (rose grant)1$20,000
Juniper Foundation
Washington · 2024
Fiddleheads forest school1$12,000
Larry Benaroya Family Foundation
Washington · 2025 · accepts applications
Unrestricted1$10,000
Nolan Family Foundation Inc
Washington · 2024
General operating1$5,000
Janet Wright Ketcham Foundation
Washington · 2025
To provide support to exempt organization1$5,000
Glein Family Foundation
Washington · 2024
Conservation and education1$2,000
Wyman Youth Trust
Washington · 2024 · accepts applications
Civic1$1,750
The Rouse Family Foundation Inc
Maryland · 2025
Unrestricted1$1,500
Norman Raab Foundation
Washington · 2024
Education1$1,000
Owen M Johnson Family Foundation
Maryland · 2024
Donation1$1,000
Raven Trust Fund
Washington · 2024
General support for all public charities1$1,000
Keith & Mary Kay McCaw Family Found
Washington · 2025
Perserving arboretum1$1,000
Norberg Family Foundation
Washington · 2024
Financial support1$500
The Journal of Bone and Joint Surgery Inc
Massachusetts · 2024
Employee donation match1$100
Steiner-Helsby Family Foundation
Washington · 2022
General support1$100
Amazonsmile Foundation
Washington · 2023
General support1$99
Baird Foundation Inc
Wisconsin · 2025
Environment1$50

Amounts are grants paid as each foundation reported them. Names are matched across filings, so a grant written under a different name for the same organization may be missing.

Using this list

A foundation that already gives to Arboretum Foundation gives in its field and region, so the list doubles as a prospect list for similar organizations in Seattle. Open a foundation to see its application rules, typical grant and every other grant it paid.

Questions people ask

Who funds Arboretum Foundation?

The Aldarra Foundation, William A Looney Family Foundation, Islands Fund, Farallon Foundation and Pendleton and Elisabeth Carey Miller Charitable Foundation, and 19 more, according to their IRS Form 990-PF filings.

How much does Arboretum Foundation get from foundations?

$2.6 million in 25 reported grants from 24 private foundations in tax years 2022 to 2025. Government grants and gifts from individuals are not included.

Which of these funders accept applications?

Pendleton and Elisabeth Carey Miller Charitable Foundation, Marie Lamfrom Charitable Foundation Trust, Larry Benaroya Family Foundation and Wyman Youth Trust say in their filings that they accept applications.

Other funded organizations in Seattle