Earl and Bertha Pruyn Foundation
The Earl and Bertha Pruyn Foundation is a private foundation based in Missoula, Montana. In its 2025 filing, it reported giving grants to charitable organizations, including organizations serving children, older adults, and the public.
Earl and Bertha Pruyn Foundation at a glance
In short: Earl and Bertha Pruyn Foundation gave $12K across 11 grants in 2025 (avg $1K), mostly in Montana. 9% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $11,601
- +0.6% vs 2024
- Grants made (2025)
- 11
- +0.0% vs 2024
- Average grant
- $1,055
- +0.6% vs 2024
- Median grant
- $500
- Total assets
- $249,557
- +5.7% vs 2024
- New grantees (estimate)
- 9% first-time grantees (1 of 11, 2025; small sample)
- Primary geography
- Montana (53% 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 Earl and Bertha Pruyn Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 7855 Alta View, Missoula, MT 59804
Phone: (406) 251-4150
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Earl and Bertha Pruyn Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Tunnel to Towers Foundation ($5K). Together the top 10 received $11K.
Grant Size Distribution
61 grants across all recorded years
The most common grant size was under $50K: 61 grants of 61 (100%).
Geographic Focus
Where this funder awards grants
In 2025, recipients in Montana received 53% of grant dollars, those in New York received 43%, and those in Washington received 4%.
Grant Distribution by State
Share of 2025 grant dollars across all 11 itemized grants.
Cities
Is Earl and Bertha Pruyn Foundation open to new grantees?
9%
first-time grantees, 2025
In 2025, 1 of 11 grantees (9%) were first-time recipients. With only 11 grantees, that is a small sample: one grantee more or less moves the share by about 9 points. First grants averaged $500; repeat grants $1K. How we count
Medians: $500 first-time, $500 repeat.
- 91% of 2025 grantees were also funded in 2024. Method
- Giving held roughly steady from 2022 to 2025 (+0%). Method
- In 2025 it paid out 100% 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 $11K (2023) to $14K (2021). In 2025 it made 11 grants totaling $12K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Tunnel to Towers Foundation Staten Island, NY | Operations | $5,000 |
| Western Mt Fair Missoula, MT | Western Mt Fair | $1,464 |
| Missoula Aging Services Missoula, MT | Operations | $1,000 |
| Childcare Resources Missoula, MT | Operations | $637 |
| Mountain Home Montana Group Missoula, MT | Operations | $500 |
| Watsons Childrens Shelter Missoula, MT | Operations | $500 |
| Evergreen Health Foundation Kirkland, WA | Operations | $500 |
| Holt Heritage Center Lolo, MT | Operations | $500 |
| Butterfly House and Insectariums Missoula, MT | Operations | $500 |
| Museum of Mountain Flying Missoula, MT | Operations | $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 | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2025 | $249,557 | $15,517 | $17,306 | $11,601 | 11 | $11,601 | $15,517 | $11,601 |
| 2024 | $236,073 | $15,755 | $17,027 | $11,529 | 11 | $11,529 | $15,556 | $11,529 |
| 2023 | $235,825 | $8,926 | $16,295 | $11,079 | 12 | $11,079 | $8,857 | $11,079 |
| 2022 | $227,187 | $10,004 | $17,121 | $11,644 | 13 | $11,644 | $9,890 | $11,644 |
| 2021 | $284,806 | $17,684 | $19,299 | $13,521 | 14 | $13,521 | $17,684 | $13,521 |
| 2020 | $273,012 | $8,359 | $17,159 | $11,876 | 13 | — | $8,458 | $11,876 |
| 2019 | $265,243 | $9,585 | $18,643 | $12,277 | 13 | — | $9,585 | $12,277 |
Under IRS private-foundation payout rules, Earl and Bertha Pruyn Foundation reported a distributable amount of $12K 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 is provided. The 2025 grants show support for a range of organizations. The Museum of Mountain Flying, a 2025 grantee, describes its mission as providing the general public with the history of mountain flying in the Northern Rockies.
Grantmaking
In 2025, the foundation reported 11 grants totaling $11,601. Grant amounts ranged from $500 to $5,000, with a median of $500. Larger grants included $5,000 to Tunnel to Towers Foundation for operations, $1,464 to Western MT Fair, and $1,000 to Missoula Aging Services for operations. Other listed recipients included Childcare Resources ($637) and the Museum of Mountain Flying ($500).
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Ruthanna Costello and Jack L. Meyer as board members and Minott E. Pruyn as trustee.
Earl and Bertha Pruyn Foundation's 2025 filing lists 3 officers; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Minott E. Pruyn
Trustee
On filings since 2019
1 hr/week
No compensation reported
Jack L. Meyer
Board Member
On filings since 2019
1 hr/week
No compensation reported
Ruthanna Costello
Board Member
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.
Frequently asked questions about Earl and Bertha Pruyn Foundation
How much does Earl and Bertha Pruyn Foundation give each year?
Earl and Bertha Pruyn Foundation gave $12K across 11 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $12K across 11 grants.
What is Earl and Bertha Pruyn Foundation's typical grant size?
Earl and Bertha Pruyn Foundation's median grant in 2025 was $500, and its average grant was $1,055, across 11 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Earl and Bertha Pruyn Foundation that year got $500 on average.
Where does Earl and Bertha Pruyn Foundation give grants?
Earl and Bertha Pruyn Foundation gives mostly in Montana: 53% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was New York (43%). The most frequent recipient cities were Missoula, MT (8 grants).
Does Earl and Bertha Pruyn Foundation give general operating support?
Not in 2025: none of the 11 grants with a stated purpose on Earl and Bertha Pruyn Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Operations" (10 grants).
Who are Earl and Bertha Pruyn Foundation's largest grantees?
Earl and Bertha Pruyn Foundation's largest 2025 grantees include Tunnel to Towers Foundation ($5,000), Western Mt Fair ($1,464) and Missoula Aging Services ($1,000), according to its 2025 IRS Form 990-PF. Together they received 64% of its itemized 2025 grant dollars.
How large is Earl and Bertha Pruyn Foundation?
Earl and Bertha Pruyn Foundation reported $250K in total assets on its 2025 IRS Form 990-PF. It paid out $12K in qualifying distributions that year, against a required minimum of $12K (roughly 5% of its investment assets).
What does Earl and Bertha Pruyn Foundation fund?
No mission statement is provided. The 2025 grants show support for a range of organizations. The Museum of Mountain Flying, a 2025 grantee, describes its mission as providing the general public with the history of mountain flying in the Northern Rockies. See mission & focus areas ↑
How do I apply for a grant from Earl and Bertha Pruyn Foundation?
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Earl and Bertha Pruyn Foundation's EIN?
Earl and Bertha Pruyn Foundation's EIN (Employer Identification Number) is 81-0519758. IRS Form 990 filing data is available on this page for 2019–2025.
Does Earl and Bertha Pruyn 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
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS April 20, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 7, 2026)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Earl and Bertha Pruyn Foundation funds
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Figures come from Earl and Bertha Pruyn 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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