The Dierberg Foundation
The Dierberg Foundation is a private foundation based in Saint Louis, Missouri. Its 2025 filing records grants to charitable organizations, including organizations in education, social services, religion, health, and cultural and historical work.
The Dierberg Foundation at a glance
In short: The Dierberg Foundation gave $2.9M across 19 grants in 2025 (avg $151K), mostly in Missouri. 5% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $2,869,471
- +71.8% vs 2024
- Grants made (2025)
- 19
- +11.8% vs 2024
- Average grant
- $151,025
- +53.7% vs 2024
- Median grant
- $12,000
- Total assets
- $4,028,014
- -30.4% vs 2024
- New grantees (estimate)
- 5% first-time grantees (1 of 19, 2025; small sample)
- Primary geography
- Missouri (97% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to The Dierberg Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation does not accept unsolicited requests for funds and states that it makes contributions only to preselected charitable organizations.
- Contact
Mailing address: 39 Glen Eagles, Saint Louis, MO 63124
Phone: (307) 404-9098
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who The Dierberg Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Dierberg Educational Foundation ($2.5M). Together the top 10 received $2.8M.
Grant Size Distribution
88 grants across all recorded years
The most common grant size was under $50K: 78 grants of 88 (89%).
Geographic Focus
Where this funder awards grants
In 2025, 97% of grant dollars went to recipients in Missouri. The remaining reported shares were Ohio, Illinois, and New Jersey at 1% each, and Wyoming at 0%.
Grant Distribution by State
Share of 2025 grant dollars across all 19 itemized grants.
States
Cities
Is The Dierberg Foundation open to new grantees?
5%
first-time grantees, 2025
In 2025, 1 of 19 grantees (5%) were first-time recipients. With only 19 grantees, that is a small sample: one grantee more or less moves the share by about 5 points. First grants averaged $4K; repeat grants $159K. How we count
Medians: $4K first-time, $12K repeat.
- 79% of 2025 grantees were also funded in 2024. Method
- Giving grew 379% from 2022 to 2025. Method
- In 2025 it paid out well above its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $299K (2021) to $3.1M (2020). In 2025 it made 19 grants totaling $2.9M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Dierberg Educational Foundation Hermann, MO | ExpenditureResponsibilityGrant | $2,504,321 |
| Today and Tommorrow Foundation Saint Louis, MO | General Support | $180,000 |
| Catholic Charities St. Louis, MO | General Support | $25,000 |
| Dynamic Catholic Institute Cincinnati, OH | General Support | $25,000 |
| Word on Fire Catholic Elk Grove, IL | General Support | $20,000 |
| Archdiocese of St Louis Saint Louis, MO | General Support | $15,000 |
| Haiti Health Promise Teaneck, NJ | General Support | $15,000 |
| St Patrick's Center Saint Louis, MO | General Support | $12,000 |
| Birthright Counseling Saint Louis, MO | General Support | $12,000 |
| Our Lady of Mountains Church Jackson, WY | General Support | $12,000 |
Ready to take the next step with The Dierberg Foundation?
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 | $4,028,014 | $832,257 | $2,879,297 | $2,869,471 | 19 | $2,879,297 | $832,257 | $181,350 |
| 2024 | $5,785,281 | $244,360 | $1,679,434 | $1,670,558 | 17 | $1,679,434 | $257,144 | $321,911 |
| 2023 | $7,220,355 | $263,514 | $332,255 | $312,500 | 14 | $322,275 | $333,489 | $33,768 |
| 2022 | $7,281,597 | $163,390 | $621,645 | $598,500 | 23 | $483,625 | $332,565 | $415,739 |
| 2021 | $7,739,852 | $2,299,180 | $346,588 | $298,750 | 15 | $298,750 | $2,293,405 | $387,506 |
| 2020 | $5,787,260 | $2,173,388 | $3,102,577 | $3,091,396 | 18 | — | $2,173,388 | $312,793 |
Under IRS private-foundation payout rules, The Dierberg Foundation reported a distributable amount of $181K for 2025 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its listed 2025 grants include support for the Dierberg Educational Foundation, Catholic Charities, St. Louis Zoo, and other organizations. The Gasconade County Historical Society, which received a grant, describes its mission as preserving and communicating Gasconade County history and making related facilities, artifacts, records, and papers accessible to the public.
Grantmaking
In 2025, the foundation reported 19 grants totaling $2,869,471. Grant amounts ranged from $2,000 to $2,504,321, with a median of $12,000. The largest grant was $2,504,321 to Dierberg Educational Foundation in Hermann, Missouri, for an expenditure-responsibility grant. Other notable grants included $180,000 to Today and Tommorrow Foundation for general support; $25,000 each to Catholic Charities and Dynamic Catholic Institute; and $20,000 to Word on Fire Catholic.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists James Dierberg and Mary Dierberg as trustees.
The Dierberg Foundation's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
James F. Dierberg
Trustee
On filings since 2020
5 hrs/week
No compensation reported
Mary W. Dierberg
Trustee
On filings since 2020
5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2020–2025. "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 Dierberg Foundation
How much does The Dierberg Foundation give each year?
The Dierberg Foundation gave $2.9M across 19 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $1.7M across 17 grants.
What is The Dierberg Foundation's typical grant size?
The Dierberg Foundation's median grant in 2025 was $12,000, and its average grant was $151,025, across 19 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from The Dierberg Foundation that year got $4K on average.
Where does The Dierberg Foundation give grants?
The Dierberg Foundation gives mostly in Missouri: 97% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Saint Louis, MO (10 grants) and Hermann, MO (3 grants).
Does The Dierberg Foundation give general operating support?
Yes: 95% of The Dierberg Foundation's 2025 grants with a stated purpose (18 of 19) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are The Dierberg Foundation's largest grantees?
The Dierberg Foundation's largest 2025 grantees include Dierberg Educational Foundation ($2,504,321), Today and Tommorrow Foundation ($180,000) and Catholic Charities ($25,000), according to its 2025 IRS Form 990-PF. Together they received 94% of its itemized 2025 grant dollars.
How large is The Dierberg Foundation?
The Dierberg Foundation reported $4.0M in total assets on its 2025 IRS Form 990-PF. It paid out $2.9M in qualifying distributions that year, against a required minimum of $181K (roughly 5% of its investment assets).
What does The Dierberg Foundation fund?
No mission statement for the foundation is provided. Its listed 2025 grants include support for the Dierberg Educational Foundation, Catholic Charities, St. Louis Zoo, and other organizations. See mission & focus areas ↑
How do I apply for a grant from The Dierberg Foundation?
The foundation does not accept unsolicited requests for funds and states that it makes contributions only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is The Dierberg Foundation's EIN?
The Dierberg Foundation's EIN (Employer Identification Number) is 43-6897690. IRS Form 990 filing data is available on this page for 2020–2025.
Does The Dierberg Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS November 9, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS April 26, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 15, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 10, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS March 7, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS April 6, 2026)
- IRS filings on file for fiscal years 2020–2025
Live grants for the work The Dierberg Foundation funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
Explore Open Grants
Browse active grant opportunities in The Dierberg Foundation's focus areas in our free grants database
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Cite this profile
Grantable. (2026). The Dierberg Foundation funder profile. GrantGraph. Retrieved October 20, 2026, from https://grantable.co/funders/the-dierberg-foundation-morg_3e78333968ac44e2b7048416ff35517f
BibTeX
@misc{grantable_436897690_2026,
author = {{Grantable}},
title = {{The Dierberg Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/the-dierberg-foundation-morg_3e78333968ac44e2b7048416ff35517f},
note = {Accessed 2026-10-20. 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 The Dierberg 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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