Private Foundation

WILLIAM & PAMELA AYER FOUNDATION

WILLIAM & PAMELA AYER FOUNDATION is a private foundation categorized as Private Foundation based in BELLEVUE, WA. Its most recent IRS filing (2025) reports revenue of $906K, expenses of $315K, total assets of $5.2M. Imperigo tracks 11 reported grants from this foundation totaling approximately $2.4M.

EIN: 466434173 BELLEVUE, WA Latest filing: 2025

Total Revenue$906K

Total Expenses$315K

Total Assets$5.2M

Grants Given11

Grant Total$2.4M

Filing Years2021–2025

Sample Grants Given

FOUR WINDS INC

DEER HARBOR, WA · 2025

Unrestricted

$300,000

FOUR WINDS INC

DEER HARBOR, WA · 2024

Unrestricted

$270,725

UNIVERSITY OF WASHINGTON FOUNDATION

SEATTLE, WA · 2023

Unrestricted

$255,500

FRIENDS FOR COLOMBIA

MANSON, WA · 2023

Unrestricted

$20,000

NORTHWEST KIDNEY CENTERS

SEATTLE, WA · 2022

Unrestricted

$250,000

Showing up to 5 of 11 total records — full history available with membership.

Officers & Directors

Trustee Pamela L Ayer

Trustee William S Ayer

Officer compensation and complete director data available with membership.

Top Grant Purposes

Unrestricted

$2,371,225 11 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$906K	$315K	$5.2M
2024	$442K	$279K	$4.6M
2023	$240K	$283K	$4.4M
2022	$525K	$284K	$4.5M
2021	$642K	$10K	$4.2M

Between 2021 and 2025, reported annual revenue grew from $642K to $906K (+41%), with total assets most recently reported at $5.2M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in MD, WA.

MDWA

Full geographic grant map with state-by-state breakdown available with membership.

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Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports