The Meinders Foundation
The Meinders Foundation is a private foundation based in Oklahoma City, Oklahoma. In its 2025 filing, it reported 40 grants totaling $74,581,100, with grant purposes including endowments, operational support, scholarships, and health research.
The Meinders Foundation at a glance
In short: The Meinders Foundation gave $74.6M across 40 grants in 2025 (avg $1.9M), mostly in Oklahoma. 76% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $74,581,100
- +107830.6% vs 2024
- Grants made (2025)
- 40
- +300.0% vs 2024
- Average grant
- $1,864,528
- +26882.6% vs 2024
- Median grant
- $250,000
- New grantees (estimate)
- 76% first-time grantees (29 of 38, 2025)
- Primary geography
- Oklahoma (85% 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 Meinders Foundation
- How to Apply
-
The 2024 filing lists Mo Grotjohn as the contact and requests a typed application with normal grant application information. It lists no deadlines and no restrictions on awards.
- Contact
Application contact: Mo Grotjohn
Mailing address: 14001 Mcauley Blvd 100, Oklahoma City, OK 73134
Phone: (405) 749-2422
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who The Meinders Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was OKC Community Foundation ($38.8M across 3 grants). Together the top 10 received $66.8M.
Grant Size Distribution
123 grants across all recorded years
The most common grant size was under $50K: 85 grants of 123 (69%).
Geographic Focus
Where this funder awards grants
The 2025 filing’s distribution of grant dollars by recipient state was 85% to Oklahoma, 5% to Minnesota, 3% to Indiana, 2% to Nebraska, and 2% to Missouri.
Grant Distribution by State
Share of 2025 grant dollars across all 40 itemized grants.
Cities
Is The Meinders Foundation open to new grantees?
76%
first-time grantees, 2025
In 2025, 29 of 38 grantees (76%) were first-time recipients. First grants averaged $1.9M; repeat grants $2M. How we count
Medians: $250K first-time, $500K repeat.
- 11% of 2025 grantees were also funded in 2024. Method
- Giving grew 35316% from 2022 to 2025. Method
- In 2024 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 $69K (2024) to $74.6M (2025). In 2025 it made 40 grants totaling $74.6M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| OKC Community Foundation Oklahoma City, OK | Oklahoma City University Endowment | $18,000,000 |
| OKC Community Foundation Oklahoma City, OK | Herman Meinders Fund | $11,000,000 |
| OKC Community Foundation Oklahoma City, OK | 11 Nonprofit Endowments | $9,750,000 |
| Oklahoma Medical Research Foundatio Oklahoma City, OK | Meinders Neurodegenerative Center | $6,250,000 |
| Mercy Health Foundation Oklahoma City, OK | Meinders Neurosciene Center | $6,230,230 |
| Oklahoma City University Oklahoma City, OK | Operational Support | $4,081,820 |
| Mayo Clinic Rochester, MN | Parkinson & Alzheimers Research | $3,000,000 |
| Crossings Community Church Oklahoma City, OK | Voice of Hope Campaign | $2,005,000 |
| Oklahoma Christian University Oklahoma City, OK | Endowment Fund | $2,000,000 |
| Concordia Seminary Fort Wayne, IN | Operational Support | $1,500,000 |
Ready to take the next step with The Meinders 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 | — | $74,557,926 | $74,581,929 | $74,581,100 | 40 | $74,581,100 | $32,547 | — |
| 2024 | $24,003 | $45,001 | $69,801 | $69,101 | 10 | $69,101 | — | $1,366 |
| 2023 | $148,803 | $143,964 | $65,622 | $164,330 | 16 | $164,330 | $43,274 | $3,683 |
| 2022 | $211,607 | $57,219 | $117,268 | $210,588 | 24 | $210,588 | $51,251 | $12,137 |
| 2021 | $435,140 | $87,486 | $178,099 | $169,650 | 33 | $169,650 | $80,151 | $21,122 |
| 2020 | $612,184 | $91,178 | $187,997 | $279,220 | 36 | — | $83,563 | $27,718 |
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
The available information does not state a mission for the foundation. Its grants show support for a range of organizations and purposes, including higher education, medical research and care, brain injury rehabilitation, emergency response, and cultural and community programs.
Some grantees describe their work as follows: the Oklahoma Medical Research Foundation is dedicated to better understanding and treating human disease; Mayo Clinic says it works to improve health and well-being through care, education, and research; and On With Life says it helps people living with brain injury through rehabilitation. The Oklahoma Hall of Fame describes its work as preserving Oklahoma’s history and promoting state pride.
Grantmaking
In 2025, the foundation reported 40 grants totaling $74,581,100. Grant amounts ranged from $3,000 to $18,000,000, with a median of $250,000.
Among the largest reported grants were $18,000,000 to the OKC Community Foundation for the Oklahoma City University endowment; $11,000,000 to the same foundation for the Herman Meinders Fund; $9,750,000 to the same foundation for 11 nonprofit endowments; $6,250,000 to the Oklahoma Medical Research Foundation for the Meinders Neurodegenerative Center; and $6,230,230 to Mercy Health Foundation for the Meinders Neuroscience Center. Other notable grants included $4,081,820 to Oklahoma City University for operational support and $3,000,000 to Mayo Clinic for Parkinson’s and Alzheimer’s research.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Robert Meinders as president and trustee, Mo Grotjohn as treasurer and trustee, and Linda Drumm as trustee.
The Meinders Foundation is led by Robert Meinders, President & Trustee since 2025 (on filings since 2020); none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Robert Meinders
President & Trustee
Secretary & Trustee → President & Trustee, 2025
On filings since 2020
1 hr/week
No compensation reported
Linda Drumm
Trustee
On filings since 2020
0.3 hrs/week
No compensation reported
Mo Grotjohn
Treasurer & Trustee
Treasurer & Director → Treasurer & Trustee, 2024
On filings since 2020
2 hrs/week
No compensation reported
Former officers (2)
- Former: Herman Meinders (2020–2024) — President & Trustee
- Former: Ladonna Meinders (2020–2023) — Vice President & Trustee
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 Meinders Foundation
How much does The Meinders Foundation give each year?
The Meinders Foundation gave $74.6M across 40 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $69K across 10 grants.
What is The Meinders Foundation's typical grant size?
The Meinders Foundation's median grant in 2025 was $250,000, and its average grant was $1,864,528, across 40 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from The Meinders Foundation that year got $1.9M on average.
Where does The Meinders Foundation give grants?
The Meinders Foundation gives mostly in Oklahoma: 85% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Oklahoma City, OK (24 grants) and Norman, OK (3 grants).
Does The Meinders Foundation give general operating support?
Yes: 53% of The Meinders Foundation's 2025 grants with a stated purpose (21 of 40) were for general or operating support, per its 2025 IRS Form 990-PF. Recurring purposes include "Capital Campaign" (3 grants).
Who are The Meinders Foundation's largest grantees?
The Meinders Foundation's largest 2025 grantees include OKC Community Foundation ($38,750,000 across 3 grants), Oklahoma Medical Research Foundatio ($6,250,000) and Mercy Health Foundation ($6,230,230), according to its 2025 IRS Form 990-PF. Together they received 69% of its itemized 2025 grant dollars.
What does The Meinders Foundation fund?
The available information does not state a mission for the foundation. Its grants show support for a range of organizations and purposes, including higher education, medical research and care, brain injury rehabilitation, emergency response, and cultural and community programs. See mission & focus areas ↑
How do I apply for a grant from The Meinders Foundation?
The 2024 filing lists Mo Grotjohn as the contact and requests a typed application with normal grant application information. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is The Meinders Foundation's EIN?
The Meinders Foundation's EIN (Employer Identification Number) is 73-1438459. IRS Form 990 filing data is available on this page for 2020–2025.
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 May 11, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 10, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 9, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 4, 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 April 1, 2026)
- IRS filings on file for fiscal years 2020–2025
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Cite this profile
Grantable. (2026). The Meinders Foundation funder profile. GrantGraph. Retrieved October 14, 2026, from https://grantable.co/funders/the-meinders-foundation-morg_659b3586413d4f1a853a4ef38933f0ba
BibTeX
@misc{grantable_731438459_2026,
author = {{Grantable}},
title = {{The Meinders Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/the-meinders-foundation-morg_659b3586413d4f1a853a4ef38933f0ba},
note = {Accessed 2026-10-14. 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 Meinders 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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