The Jon and Marcia Kinzenbaw
The Jon and Marcia Kinzenbaw is a private foundation, based in Williamsburg, IA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $8.7M in total assets. In 2025, it awarded 1 grant totaling $575K. Net investment income was $559K.
The Jon and Marcia Kinzenbaw at a glance
In short: The Jon and Marcia Kinzenbaw gave $575K across 1 grant in 2025 (avg $575K), mostly in Iowa. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $575,000
- +4.5% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $575,000
- +4.5% vs 2024
- Median grant
- $575,000
- Total assets
- $8,719,682
- -0.1% vs 2024
- Primary geography
- Iowa (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who The Jon and Marcia Kinzenbaw funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Hills Bank Donor Advised Fund ($575K).
Grant Size Distribution
5 grants across all recorded years
The most common grant size was in the $500K–1M range: 5 grants of 5 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
States
Cities
How The Jon and Marcia Kinzenbaw gives
- Giving held roughly steady from 2022 to 2025 (+13%). Method
- In 2025 it paid out 100% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $489K (2019) to $580K (2021). In 2025 it made 1 grant totaling $575K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Hills Bank Donor Advised Fund North Liberty, IA | Future Designations | $575,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | $8,719,682 | $634,201 | $647,077 | $575,000 | 1 | $580,030 | $559,228 | $578,010 |
| 2024 | $8,730,405 | $566,583 | $612,217 | $550,000 | 1 | $554,530 | $508,896 | $547,318 |
| 2023 | $8,772,532 | $570,933 | $557,458 | $500,000 | 1 | $504,074 | $517,549 | $500,317 |
| 2022 | $8,765,251 | $346,876 | $583,475 | $510,000 | 1 | $513,790 | $274,444 | $514,187 |
| 2021 | $9,001,671 | $683,409 | $656,457 | $580,000 | 1 | $582,972 | $600,928 | $579,874 |
| 2020 | $8,978,959 | $375,248 | $564,899 | $500,000 | 1 | — | $313,439 | $503,539 |
| 2019 | $9,166,521 | $291,096 | $561,998 | $489,375 | 3 | — | $254,720 | $493,919 |
Under IRS private-foundation payout rules, The Jon and Marcia Kinzenbaw reported a distributable amount of $578K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Jon and Marcia Kinzenbaw is led by Jon E. Kinzenbaw, President on every filing since 2019; none of the 4 officers listed in 2025 report compensation.
Officers on the 2025 filing
Jon E. Kinzenbaw
President
On filings since 2019
No compensation reported
Jonathan D. Kinzenbaw
Director
On filings since 2019
No compensation reported
Susanne N. Veatch
Director
On filings since 2019
No compensation reported
Marcia A. Kinzenbaw
Vice President, Secretary & Treasurer
On filings since 2019
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about The Jon and Marcia Kinzenbaw
How much does The Jon and Marcia Kinzenbaw give each year?
The Jon and Marcia Kinzenbaw gave $575K across 1 grant in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $550K across 1 grant.
How large is The Jon and Marcia Kinzenbaw?
The Jon and Marcia Kinzenbaw reported $8.7M in total assets on its 2025 IRS Form 990-PF. It paid out $580K in qualifying distributions that year, against a required minimum of $578K (roughly 5% of its investment assets).
Where does The Jon and Marcia Kinzenbaw operate?
The Jon and Marcia Kinzenbaw has awarded grants in Iowa.
What is The Jon and Marcia Kinzenbaw's EIN?
The Jon and Marcia Kinzenbaw's EIN (Employer Identification Number) is 20-5096137. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS May 15, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS April 26, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS March 29, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 2, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 2, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS February 27, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 3, 2026)
- IRS filings on file for fiscal years 2019–2025
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