The Koehler Mahlstedt Family Foundation
The Koehler Mahlstedt Family Foundation is a private foundation based in Incline Village, Nevada. It made 13 grants totaling $282,250 in filing year 2025, with all listed grant purposes identified as general support.
The Koehler Mahlstedt Family Foundation at a glance
In short: The Koehler Mahlstedt Family Foundation gave $282K across 13 grants in 2025 (avg $22K), top state California. 69% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $282,250
- +71.1% vs 2024
- Grants made (2025)
- 13
- +62.5% vs 2024
- Average grant
- $21,712
- +5.3% vs 2024
- Median grant
- $10,000
- Total assets
- $1,855,828
- +1.9% vs 2024
- New grantees (estimate)
- 69% first-time grantees (9 of 13, 2025; small sample)
- Primary geography
- California (48% 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 Koehler Mahlstedt Family Foundation
- How to Apply
-
The foundation’s filing states that it does not restrict giving to preselected organizations. It lists a written application, with no restrictions on awards.
- Review Cycle
- None listed.
- Deadline
- None listed.
- Contact
Application contact: Douglas P Mahlstedt
Mailing address: 1429 Tirol Drive, Incline Village, NV 89451
Phone: (775) 298-7635
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who The Koehler Mahlstedt Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was McCallum Theatre Foundation Inc ($75K). Together the top 10 received $257K.
Grant Size Distribution
50 grants across all recorded years
The most common grant size was under $50K: 42 grants of 50 (84%).
Geographic Focus
Where this funder awards grants
The foundation is based in Nevada. In 2025, California received 48% of its grant dollars, New York 18%, New Mexico 13%, Nevada 5%, and Maryland 5%. The listed grants also include recipients in Illinois, Pennsylvania, Colorado, and other states.
Grant Distribution by State
Share of 2025 grant dollars across all 13 itemized grants.
Cities
Is The Koehler Mahlstedt Family Foundation open to new grantees?
69%
first-time grantees, 2025
In 2025, 9 of 13 grantees (69%) were first-time recipients. With only 13 grantees, that is a small sample: one grantee more or less moves the share by about 8 points. First grants averaged $20K; repeat grants $26K. How we count
Medians: $10K first-time, $13K repeat.
- 23% of 2025 grantees were also funded in 2024. Method
- Giving grew 99% from 2022 to 2025. Method
- In 2025 it paid out 158% 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 $142K (2022) to $343K (2021). In 2025 it made 13 grants totaling $282K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| McCallum Theatre Foundation Inc Palm Desert, CA | General Support | $75,000 |
| Myriad USA Inc New York, NY | General Support | $50,250 |
| Armand Hammer United World College of the American West (UWC - USA) Montezuma, NM | General Support | $37,000 |
| Save the Redwoods League San Francisco, CA | General Support | $25,000 |
| Clean up the Cayes (DBA - Clean up the Lake) Stateline, NV | General Support | $15,000 |
| Saint James School Hagerstown, MD | General Support | $15,000 |
| American Friends of Our Armed Forces Westmont, IL | General Support | $10,000 |
| Dhody Research Institute Oreland, PA | General Support | $10,000 |
| Positivi-Tee Inc Denver, CO | General Support | $10,000 |
| Scripps Health San Diego, CA | General Support | $10,000 |
Ready to take the next step with The Koehler Mahlstedt 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 | $1,855,828 | $887,271 | $369,799 | $282,250 | 13 | $327,649 | $47,076 | $207,095 |
| 2024 | $1,821,469 | $84,166 | $248,618 | $165,000 | 8 | $165,000 | $45,885 | $191,716 |
| 2023 | $1,985,921 | $424,173 | $245,134 | $168,350 | 11 | $168,350 | $42,171 | $159,099 |
| 2022 | $1,806,882 | $115,607 | $223,138 | $142,000 | 9 | $142,000 | $32,830 | $159,748 |
| 2021 | $1,914,413 | $577,137 | $419,248 | $343,000 | 9 | $343,000 | $45,337 | $160,267 |
| 2020 | $1,756,524 | $257,493 | $225,024 | $150,805 | 15 | — | $3,971 | $124,398 |
| 2019 | $1,724,055 | $36,650 | $222,372 | $147,500 | 7 | — | — | $119,587 |
Under IRS private-foundation payout rules, The Koehler Mahlstedt Family Foundation reported a distributable amount of $207K 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 2025 grantees illustrate a range of supported organizations: McCallum Theatre Foundation says it administers gifts and grants for the benefit of the nonprofit activities of Friends of the Cultural Center; Save the Redwoods League says it protects and restores redwood forests; and Saint James School says it prepares students for college and leadership. American Friends of Our Armed Forces describes its work as assisting military members serving overseas and their families, while Volunteer Centers of Santa Cruz County says it connects people through service.
Grantmaking
In filing year 2025, the foundation reported 13 grants totaling $282,250. Grants ranged from $5,000 to $75,000, with a median grant of $10,000. The largest awards included $75,000 to McCallum Theatre Foundation, $50,250 to MYRIAD USA, $37,000 to Armand Hammer United World College of the American West, and $25,000 to Save the Redwoods League. The foundation also gave $15,000 each to Clean Up the Cayes and Saint James School.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Brooke P. Koehler as president, Andrew Mahlstedt as secretary, Sheila Cockerell as vice president, and Douglas Mahlstedt as executive director and CFO.
The Koehler Mahlstedt Family Foundation is led by Douglas Mahlstedt, Executive Director & CFO on every filing since 2019; 1 of 4 officers listed in 2025 is compensated.
Officers on the 2025 filing
Douglas Mahlstedt
Executive Director & CFO
On filings since 2019
8 hrs/week
$36K (2020) → $36K (2025)
Brooke P. Koehler
President
On filings since 2019
5 hrs/week
No compensation reported
Andrew Mahlstedt
Secretary
On filings since 2019
1 hr/week
No compensation reported
Sheila Cockerell
Vice President
On filings since 2019
1 hr/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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $36K, to Douglas Mahlstedt (Executive Director and CFO).
Frequently asked questions about The Koehler Mahlstedt Family Foundation
How much does The Koehler Mahlstedt Family Foundation give each year?
The Koehler Mahlstedt Family Foundation gave $282K across 13 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $165K across 8 grants.
What is The Koehler Mahlstedt Family Foundation's typical grant size?
The Koehler Mahlstedt Family Foundation's median grant in 2025 was $10,000, and its average grant was $21,712, across 13 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from The Koehler Mahlstedt Family Foundation that year got $20K on average.
Where does The Koehler Mahlstedt Family Foundation give grants?
The Koehler Mahlstedt Family Foundation's top state is California, with 48% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were New York (18%) and New Mexico (13%). The most frequent recipient cities were Palm Desert, CA (2 grants).
Does The Koehler Mahlstedt Family Foundation give general operating support?
Yes: 100% of The Koehler Mahlstedt Family Foundation's 2025 grants with a stated purpose (13 of 13) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are The Koehler Mahlstedt Family Foundation's largest grantees?
The Koehler Mahlstedt Family Foundation's largest 2025 grantees include McCallum Theatre Foundation Inc ($75,000), Myriad USA Inc ($50,250) and Armand Hammer United World College of the American West (UWC - USA) ($37,000), according to its 2025 IRS Form 990-PF. Together they received 57% of its itemized 2025 grant dollars.
How large is The Koehler Mahlstedt Family Foundation?
The Koehler Mahlstedt Family Foundation reported $1.9M in total assets on its 2025 IRS Form 990-PF. It paid out $328K in qualifying distributions that year, against a required minimum of $207K (roughly 5% of its investment assets).
What does The Koehler Mahlstedt Family Foundation fund?
No mission statement for the foundation is provided. See mission & focus areas ↑
How do I apply for a grant from The Koehler Mahlstedt Family Foundation?
The foundation’s filing states that it does not restrict giving to preselected organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is The Koehler Mahlstedt Family Foundation's EIN?
The Koehler Mahlstedt Family Foundation's EIN (Employer Identification Number) is 37-1751439. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS May 22, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 4, 2026)
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in The Koehler Mahlstedt Family Foundation's focus areas in our free grants database
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Cite this profile
Grantable. (2026). The Koehler Mahlstedt Family Foundation funder profile. GrantGraph. Retrieved October 5, 2026, from https://grantable.co/funders/the-koehler-mahlstedt-family-foundation-morg_90495f6898124dd2ba7a70b590e7b86c
BibTeX
@misc{grantable_371751439_2026,
author = {{Grantable}},
title = {{The Koehler Mahlstedt Family Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/the-koehler-mahlstedt-family-foundation-morg_90495f6898124dd2ba7a70b590e7b86c},
note = {Accessed 2026-10-05. 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 Koehler Mahlstedt 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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