Diermeier Family Foundation
The Diermeier Family Foundation is a private foundation based in Naples, Florida. It says its primary purpose is to help people help themselves, supporting individuals and organizations that educate, train, support, or otherwise enable self-advancement and sufficiency. It also says it contributes to health causes, informed by the family’s experience with health-related issues.
Diermeier Family Foundation at a glance
In short: Diermeier Family Foundation gave $1.8M across 28 grants in 2025 (avg $65K), mostly in Florida. 57% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $1,818,898
- +96.9% vs 2024
- Grants made (2025)
- 28
- +133.3% vs 2024
- Average grant
- $64,961
- -15.6% vs 2024
- Median grant
- $12,500
- Total assets
- $12,442,756
- -7.7% vs 2024
- New grantees (estimate)
- 57% first-time grantees (16 of 28, 2025)
- Primary geography
- Florida (67% 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 Diermeier Family Foundation
- Accepts unsolicited proposals
- No
- Contact
Mailing address: 2113 Canna Way, Naples, FL 34105
Phone: (239) 263-7283
Website: https://diermeierff.org
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Diermeier Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was The Community Foundation of Collier County ($1.0M). Together the top 10 received $1.7M.
Grant Size Distribution
72 grants across all recorded years
The most common grant size was under $50K: 52 grants of 72 (72%).
Geographic Focus
Where this funder awards grants
In 2025, 67% of grant dollars went to recipients in Florida, 16% to Illinois, and 14% to Wisconsin. Minnesota and Tennessee each accounted for 1%.
Grant Distribution by State
Share of 2025 grant dollars across all 28 itemized grants.
Cities
Is Diermeier Family Foundation open to new grantees?
57%
first-time grantees, 2025
In 2025, 16 of 28 grantees (57%) were first-time recipients. First grants averaged $15K; repeat grants $132K. How we count
Medians: $13K first-time, $18K repeat.
- 39% of 2025 grantees were also funded in 2024. Method
- Giving grew 168% from 2022 to 2025. Method
- In 2025 it paid out 216% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2019–2025). 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 2019 to 2025, annual grant giving ranged from $679K (2022) to $1.8M (2025). In 2025 it made 28 grants totaling $1.8M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| The Community Foundation of Collier County Naples, FL | Unrestricted | $1,015,000 |
| Ucan Chicago, IL | Unrestricted | $215,000 |
| University of Wisconsin Foundation Madison, WI | Unrestricted | $211,000 |
| Champions for Learning Naples, FL | Unrestricted | $53,898 |
| Varsity Collective Charitable Fund Madison, WI | Unrestricted | $50,000 |
| The Community House Hinsdale, IL | Unrestricted | $30,000 |
| David Lawrence Centers Naples, FL | Unrestricted | $25,000 |
| The Guadalupe Center Immokalee, FL | Unrestricted | $25,000 |
| The Brook Community Church Golden Valley, MN | Unrestricted | $22,000 |
| CASA Lake County Vernon Hills, IL | Unrestricted | $20,000 |
Ready to take the next step with Diermeier Family 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 | $12,442,756 | $878,430 | $1,906,855 | $1,818,898 | 28 | $1,824,048 | $813,722 | $843,044 |
| 2024 | $13,473,976 | $1,521,676 | $986,978 | $923,650 | 12 | $928,150 | $1,286,971 | $787,735 |
| 2023 | $12,751,899 | $960,312 | $1,021,302 | $933,250 | 9 | $939,700 | $905,646 | $622,843 |
| 2022 | $12,816,866 | $510,403 | $730,115 | $679,250 | 12 | $695,606 | $274,078 | $730,675 |
| 2021 | $13,034,675 | $4,124,324 | $1,156,900 | $1,039,250 | 11 | $1,040,030 | $2,202,696 | $753,342 |
| 2020 | $11,559,205 | $2,507,763 | $869,298 | $766,500 | 13 | — | $1,254,015 | $604,517 |
| 2019 | $10,868,357 | $911,347 | $866,427 | $785,284 | 13 | — | $579,336 | $612,378 |
Under IRS private-foundation payout rules, Diermeier Family Foundation reported a distributable amount of $843K 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
The foundation describes its focus as “kids, education and health,” emphasizing education for the coming generation and compassion for people unable to help themselves because of illness or circumstances beyond their control. Its stated activities include scholarships for people with limited means and psychological coping support for people who have been abused.
Its grantees include organizations whose own missions span several areas. UCAN says it works to build strong youth and families through healing, education, and empowerment. The University of Wisconsin Foundation says it advances the objectives of the University of Wisconsin–Madison by encouraging alumni, donor, and community engagement and support. The American Cancer Society describes its work as improving the lives of people with cancer and their families through advocacy, research, and patient support.
Grantmaking
In filing year 2025, the foundation reported 28 grants totaling $1,818,898. Grant amounts ranged from $1,000 to $1,015,000, with a median of $12,500. The largest grants included $1,015,000 to The Community Foundation of Collier County, $215,000 to UCAN, and $211,000 to the University of Wisconsin Foundation; each was listed as unrestricted. Other reported grants included $53,898 to Champions for Learning, $30,000 to The Community House, and $25,000 each to David Lawrence Centers and The Guadalupe Center.
The foundation’s website provides a grant application form that can be submitted by email or fax. Its 2025 filing states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Jeffrey J. Diermeier and Julia M. Diermeier as trustees. The foundation’s website identifies Jeff and Julie Diermeier as co-trustees.
Diermeier Family Foundation's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Jeffrey J. Diermeier
Trustee
On filings since 2019
4 hrs/week
No compensation reported
Julia M. Diermeier
Trustee
On filings since 2019
2 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 Diermeier Family Foundation
How much does Diermeier Family Foundation give each year?
Diermeier Family Foundation gave $1.8M across 28 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $924K across 12 grants.
What is Diermeier Family Foundation's typical grant size?
Diermeier Family Foundation's median grant in 2025 was $12,500, and its average grant was $64,961, across 28 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Diermeier Family Foundation that year got $15K on average.
Where does Diermeier Family Foundation give grants?
Diermeier Family Foundation gives mostly in Florida: 67% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest states were Illinois (16%) and Wisconsin (14%). The most frequent recipient cities were Naples, FL (11 grants), Chicago, IL (3 grants), Madison, WI (2 grants) and Hinsdale, IL (2 grants).
Does Diermeier Family Foundation give general operating support?
Yes: 100% of Diermeier Family Foundation's 2025 grants with a stated purpose (28 of 28) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Diermeier Family Foundation's largest grantees?
Diermeier Family Foundation's largest 2025 grantees include The Community Foundation of Collier County ($1,015,000), Ucan ($215,000) and University of Wisconsin Foundation ($211,000), according to its 2025 IRS Form 990-PF. Together they received 79% of its itemized 2025 grant dollars.
How large is Diermeier Family Foundation?
Diermeier Family Foundation reported $12.4M in total assets on its 2025 IRS Form 990-PF. It paid out $1.8M in qualifying distributions that year, against a required minimum of $843K (roughly 5% of its investment assets).
What does Diermeier Family Foundation fund?
The foundation describes its focus as “kids, education and health,” emphasizing education for the coming generation and compassion for people unable to help themselves because of illness or circumstances beyond their control. See mission & focus areas ↑
How do I apply for a grant from Diermeier Family Foundation?
Diermeier Family Foundation does not accept unsolicited proposals, according to Grantable's research on its published guidelines. Check diermeierff.org for any change to that policy.
What is Diermeier Family Foundation's EIN?
Diermeier Family Foundation's EIN (Employer Identification Number) is 36-4545339. IRS Form 990 filing data is available on this page for 2019–2025.
Does Diermeier Family 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
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS August 26, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 17, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS February 7, 2023)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS September 27, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS November 7, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS September 2, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS June 16, 2026)
- IRS filings on file for fiscal years 2019–2024
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Cite this profile
Grantable. (2026). Diermeier Family Foundation funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/diermeier-family-foundation-morg_9d6c26a5d3da42f28dc7ef08c52f66ec
BibTeX
@misc{grantable_364545339_2026,
author = {{Grantable}},
title = {{Diermeier Family Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/diermeier-family-foundation-morg_9d6c26a5d3da42f28dc7ef08c52f66ec},
note = {Accessed 2026-10-12. 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 Diermeier Family 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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