Siegfried and Marjorie Claussner Foundation
SIEGFRIED AND MARJORIE CLAUSSNER is a private foundation based in Roselle, Illinois. Its 2024 grants include support for Lutheran churches and schools, religious and humanitarian organizations, and other charitable organizations.
Siegfried and Marjorie Claussner Foundation at a glance
In short: Siegfried and Marjorie Claussner Foundation gave $83K across 38 grants in 2025 (avg $2K), top state Wisconsin. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $82,500
- +33.5% vs 2024
- Grants made (2025)
- 38
- +8.6% vs 2024
- Average grant
- $2,171
- +22.9% vs 2024
- Median grant
- $1,000
- Total assets
- $2,306,324
- +4.3% vs 2024
- Primary geography
- Wisconsin (48% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated November 2026.
How to apply to Siegfried and Marjorie Claussner Foundation
- How to Apply
-
Submit a written request to Siegfried J. Claussner. The foundation states that it does not restrict giving to preselected organizations and lists no restrictions on awards.
- Contact
Application contact: Siegfried J Claussner
Mailing address: 20 Presidental Drive, Roselle, IL 60172
Phone: (630) 980-5100
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Siegfried and Marjorie Claussner Foundation funds
How this funder distributes its grants
Grant Size Distribution
179 grants across all recorded years
The most common grant size was under $50K: 179 grants of 179 (100%).
Geographic Focus
Where this funder awards grants
In 2024, the largest shares of grant dollars went to recipients in Illinois (34%), Wisconsin (28%), Florida (12%), Tennessee (9%), and Minnesota (3%). Grants also went to organizations in other states, including North Carolina, Indiana, Maryland, and Louisiana.
Grant Distribution by State
Share of 2025 grant dollars across all 38 itemized grants.
States
Cities
How Siegfried and Marjorie Claussner Foundation gives
- Giving held roughly steady from 2022 to 2025 (+14%). 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 $62K (2024) to $83K (2025). In 2025 it made 38 grants totaling $83K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| 38 grants to individuals Recipients not named | — | $82,500 |
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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 |
|---|---|---|---|---|---|---|---|
| 2025 | $2,306,324 | $358,493 | $97,915 | $82,500 | 38 | $82,809 | $315,651 |
| 2024 | $2,211,964 | $102,405 | $96,178 | $61,820 | 35 | $62,631 | $44,101 |
| 2023 | $1,836,978 | $54,235 | $85,171 | $71,060 | 40 | $77,553 | $32,349 |
| 2022 | $1,629,939 | $22,039 | $87,695 | $72,630 | 35 | $78,695 | $8,415 |
| 2021 | $1,899,122 | $136,626 | $93,545 | $69,170 | 31 | $75,175 | $52,104 |
| 2020 | $1,781,561 | $239,063 | $93,014 | $76,190 | 33 | — | $163,924 |
| 2019 | $1,588,922 | $98,439 | $79,940 | $64,720 | 34 | — | $30,110 |
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2024 grants show support for organizations with varied purposes. For example, Trinity Roselle Foundation says it supports Trinity Lutheran Church and School’s mission to “Gather, Grow, and Send everyday missionaries”; Lutheran World Relief says it works to address poverty, injustice, and human suffering; and The Life Center says it provides support and limited medical services to people facing unplanned pregnancies.
Grantmaking
In 2024, the foundation made 35 grants totaling $61,820. Grant amounts ranged from $500 to $10,000, with a median of $1,500. Notable grants included $10,000 to Trinity Roselle Foundation for a school endowment, $7,820 to Trinity Lutheran School in Wisconsin Dells for general support, and $2,500 to TrinityHope Lutheran Church in Mount Juliet for a Haiti feeding program. Other grants included $2,000 to Lutheran World Relief for general support and $1,500 to The Gideons for Bible purchase. Its 2025 filing, the latest on this page, reports 38 grants totaling $82,500.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Siegfried J. Claussner, Marjorie Claussner, Mark Claussner, Marta Duffy, Gretchen Kroll, and Heidi Kohuth as trustees.
Siegfried and Marjorie Claussner Foundation's 2025 filing lists 6 officers; none of the 6 officers listed in 2025 report compensation.
Officers on the 2025 filing
Gretchen Kroll
Trustee
On filings since 2019
2 hrs/week
No compensation reported
Heidi Kohuth
Trustee
On filings since 2019
2 hrs/week
No compensation reported
Marjorie Claussner
Trustee
On filings since 2019
10 hrs/week
No compensation reported
Mark Claussner
Trustee
On filings since 2019
2 hrs/week
No compensation reported
Marta Duffy
Trustee
On filings since 2019
2 hrs/week
No compensation reported
Siegfried J. Claussner
Trustee
On filings since 2019
10 hrs/week
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 Siegfried and Marjorie Claussner Foundation
How much does Siegfried and Marjorie Claussner Foundation give each year?
Siegfried and Marjorie Claussner Foundation gave $83K across 38 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $62K across 35 grants.
What is Siegfried and Marjorie Claussner Foundation's typical grant size?
Siegfried and Marjorie Claussner Foundation's median grant in 2025 was $1,000, and its average grant was $2,171, across 38 grants on its 2025 IRS Form 990-PF.
Where does Siegfried and Marjorie Claussner Foundation give grants?
Siegfried and Marjorie Claussner Foundation's top state is Wisconsin, with 48% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Illinois (27%) and Florida (7%).
Does Siegfried and Marjorie Claussner Foundation give general operating support?
Yes: 32% of Siegfried and Marjorie Claussner Foundation's 2025 grants with a stated purpose (12 of 38) were for general or operating support, per its 2025 IRS Form 990-PF. Recurring purposes include "Tuition Assistance" (3 grants) and "Memorial" (3 grants).
How large is Siegfried and Marjorie Claussner Foundation?
Siegfried and Marjorie Claussner Foundation reported $2.3M in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $358K.
What does Siegfried and Marjorie Claussner Foundation fund?
No mission statement for the foundation is provided. Its 2024 grants show support for organizations with varied purposes. See mission & focus areas ↑
How do I apply for a grant from Siegfried and Marjorie Claussner Foundation?
Submit a written request to Siegfried J. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Siegfried and Marjorie Claussner Foundation's EIN?
Siegfried and Marjorie Claussner Foundation's EIN (Employer Identification Number) is 36-3774034. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated November 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS September 10, 2026)
- Updated Form 990-PF for fiscal year 2019 (received by the IRS July 7, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 12, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 12, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS June 19, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS September 16, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS June 26, 2025)
- IRS filings on file for fiscal years 2019–2024
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Cite this profile
Grantable. (2026). Siegfried and Marjorie Claussner Foundation funder profile. GrantGraph. Retrieved November 11, 2026, from https://grantable.co/funders/siegfried-and-marjorie-claussner-foundation-morg_84e76e71f05643f2b67b421522e5af72
BibTeX
@misc{grantable_363774034_2026,
author = {{Grantable}},
title = {{Siegfried and Marjorie Claussner Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/siegfried-and-marjorie-claussner-foundation-morg_84e76e71f05643f2b67b421522e5af72},
note = {Accessed 2026-11-11. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Siegfried and Marjorie Claussner Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
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