Before you apply to Konzen Family Foundation
Who to contact, what to include, deadlines, typical grant size and geographic focus are available with membership.
Private Foundation
KONZEN FAMILY FOUNDATION
KONZEN FAMILY FOUNDATION is a private foundation categorized as Private Foundation based in ISSAQUAH, WA. Its most recent IRS filing (2025) reports revenue of $157.9M, expenses of $12.3M, total assets of $242.7M. Imperigo tracks 201 reported grants from this foundation totaling approximately $15.5M.
EIN: 853910161
ISSAQUAH, WA
Philanthropy, Voluntarism & Grantmaking Foundations N.E.C.
NTEE: T99
Latest filing: 2025
Total Revenue$157.9M
Total Expenses$12.3M
Total Assets$242.7M
Grants Given201
Grant Total$15.5M
Filing Years2021–2025
Sample Grants Given
MOUNTAIN TO SOUND GREENWAY
OPERATING
$650,000
SEATTLE UNION GOSPEL MISSION
OPERATING
$507,500
TRUST FOR PUBLIC LAND
OPERATING
$500,000
SEATTLE CHILDRENS' HOSPITAL GUILD
OPERATING
$395,000
PLANT WITH PURPOSE
OPERATING
$393,460
Showing up to 5 of 201 total records — full history available with membership.
Officers & Directors
SECRETARY, EXECUTIVE DIRECTOR
Heather Tuininga
DIRECTOR
Neil Konzen
DIRECTOR
Samuele Konzen
TREASURER
The Tschetter Group
DIRECTOR
Tommaso Konzen
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $157.9M | $12.3M | $242.7M |
| 2024 | $84.4M | $5.0M | $97.1M |
| 2023 | $858K | $1.1M | $17.7M |
| 2022 | $-746K | $1.3M | $17.9M |
| 2021 | $10.7M | $718K | $20.0M |
Between 2021 and 2025, reported annual revenue grew from $10.7M to $157.9M (+1380%), with total assets most recently reported at $242.7M.
Interactive year-over-year charts and full filing details available with membership.
Grant Geography
Grants from this foundation were reported to recipients in AL, CA, CO, DC, DE, GA, and 4 other states.
ALCACODCDEGAHIMAMIMN
Full geographic grant map with state-by-state breakdown available with membership.