Oosterhof Foundation Inc

SAMMAMISH, WA EIN: 93-4298183

Oosterhof Foundation Inc is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAMMAMISH, WA. IRS filing data is available from 2023 through 2024. As of 2024, the organization holds $1.2M in total assets. In 2024, it made $7K in qualifying distributions. Net investment income was $1.1M.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$1.2M

+1138.9% YoY

Revenue

$1.1M

+8.9% YoY

Qualifying Distributions

$7K

Expenses

$15K

About Oosterhof Foundation Inc

Based on IRS filings

Oosterhof Foundation Inc is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SAMMAMISH, WA. IRS filing data is available from 2023 through 2024. As of 2024, the organization holds $1.2M in total assets. In 2024, it made $7K in qualifying distributions. Net investment income was $1.1M.

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Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$302K$604K$906K$1M20232024
Metric20242023
Total Assets$1,178,629$95,135
Revenue$1,098,290$1,008,585
Expenses$14,796
Qualifying Distributions$6,933
Net Investment Income$1,090,427
Distributable Amount$40,188$820

Giving Over Time

Total grant dollars and number of grants per year

$0$0.25$0.5$0.75$10 grants20230 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 0 recipients in 2024

Grant Size Distribution

0 grants across all recorded years

<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

No grants recorded for .

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
ERNST P OOSTERHOFDIRECTOR1
KATHY OOSTERHOFDIRECTOR1

Subject Areas

Focus areas based on grantmaking activity

Related Funders

Similar funders by location and focus area

Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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