Hadley & Marion Stuart Foundation
The Hadley & Marion Stuart Foundation is a private foundation based in Longmont, Colorado. In 2024, it reported 21 grants totaling $5,860,000 to charitable organizations, including colleges, animal-welfare organizations, and organizations providing services involving assistance dogs. Its 2025 filing, the latest on this page, reports 19 grants totaling $7.8 million.
Hadley & Marion Stuart Foundation at a glance
In short: Hadley & Marion Stuart Foundation gave $7.8M across 19 grants in 2025 (avg $410K), top state Colorado. 5% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $7,795,000
- +33.0% vs 2024
- Grants made (2025)
- 19
- -9.5% vs 2024
- Average grant
- $410,263
- +47.0% vs 2024
- Median grant
- $75,000
- Total assets
- $107,653,875
- -3.7% vs 2024
- New grantees (estimate)
- 5% first-time grantees (1 of 19, 2025; small sample)
- Primary geography
- Colorado (44% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated November 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Hadley & Marion Stuart Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: 11732 Crystal View Lane, Longmont, CO 80504-8453
Phone: (303) 652-2869
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Hadley & Marion Stuart Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was CSU Foundation ($2.3M). Together the top 10 received $7.4M.
Grant Size Distribution
108 grants across all recorded years
The most common grant size was under $50K: 42 grants of 108 (39%).
Geographic Focus
Where this funder awards grants
In 2024, Colorado recipients accounted for 43% of grant dollars, followed by Virginia at 26%, Connecticut at 10%, New Jersey at 9%, and California at 4%.
Grant Distribution by State
Share of 2025 grant dollars across all 19 itemized grants.
States
Cities
Is Hadley & Marion Stuart 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 $30K; repeat grants $431K. How we count
Medians: $30K first-time, $103K repeat.
- 89% of 2025 grantees were also funded in 2024. Method
- Giving grew 27% from 2022 to 2025. Method
- In 2025 it paid out 138% of 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 $2.9M (2020) to $7.8M (2025). In 2025 it made 19 grants totaling $7.8M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| CSU Foundation Fort Collins, CO | General Charitable | $2,250,000 |
| Sweet Briar College Sweet Briar, VA | General Charitable | $2,000,000 |
| Foxcroft School Middleburg, VA | General Charitablegeneral Charitable | $1,000,000 |
| Morris Animal Foundation Denver, CO | General Charitable | $800,000 |
| Conquer Paralysis Now Princeton, NJ | General Charitable | $500,000 |
| Canine Companions for Independence Santa Rosa, CA | General Charitable | $250,000 |
| Rescue Ranch Statesville, NC | General Charitable | $250,000 |
| Guide Dogs for the Blind San Rafael, CA | General Charitable | $175,000 |
| Greenwood Wildlife Rehabilitation Center Longmont, CO | General Charitable | $130,000 |
| Humble Ranch Therapy Center Steamboat Springs, CO | General Charitable | $75,000 |
Ready to take the next step with Hadley & Marion Stuart 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 | $107,653,875 | $4,146,322 | $8,290,996 | $7,795,000 | 19 | $7,795,000 | $3,701,980 | $5,663,475 |
| 2024 | $111,783,246 | $5,068,756 | $6,356,655 | $5,860,000 | 21 | $5,860,000 | $4,637,919 | $5,600,528 |
| 2023 | $113,069,124 | $5,010,695 | $6,138,690 | $5,640,000 | 21 | $5,640,000 | $4,576,651 | $6,073,124 |
| 2022 | $114,206,046 | $3,345,235 | $6,663,004 | $6,120,000 | 22 | $6,120,000 | $3,330,844 | $5,893,488 |
| 2021 | $117,487,417 | $3,460,350 | $6,338,338 | $5,793,500 | 25 | — | $2,953,424 | $6,263,028 |
| 2020 | $120,616,076 | $3,938,988 | $3,482,624 | $2,935,000 | 22 | — | $3,451,177 | $6,056,561 |
Under IRS private-foundation payout rules, Hadley & Marion Stuart Foundation reported a distributable amount of $5.7M 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 2024 grants show support for organizations working in education and animal-related fields. For example, Morris Animal Foundation describes its mission as advancing animal health through science and resources. Guide Dogs for the Blind says it creates partnerships between people, dogs, and communities, while Canine Companions for Independence says it provides trained service dogs and ongoing support to people with disabilities.
Other supported organizations describe work in wildlife rehabilitation, animal disaster response, humane education, and youth services. These are the grantees’ stated missions, not stated priorities of the foundation.
Grantmaking
In 2024, the foundation reported 21 grants totaling $5,860,000. Grants ranged from $10,000 to $1,750,000, with a median grant of $50,000. Its largest reported grants included $1,750,000 to CSU Foundation, $1,500,000 to Sweet Briar College, $600,000 to Marianapolis Preparatory School, $550,000 to Morris Animal Foundation, and $500,000 to Conquer Paralysis Now. Each was listed for general charitable purposes. Its 2025 filing, the latest on this page, reports 19 grants totaling $7.8 million.
Leadership & Key People
Leadership team and compensation from IRS filings
Nan M Stuart was listed as a trustee on the 2024 filing.
Hadley & Marion Stuart Foundation is led by Nan M. Stuart, Trustee on every filing since 2020 — the only officer listed, and uncompensated.
Officers on the 2025 filing
Nan M. Stuart
Trustee
On filings since 2020
7.5 hrs/week
No compensation reported
Former officers (1)
- Former: Brett Fullerton Stuart (2020–2023) — 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 Hadley & Marion Stuart Foundation
How much does Hadley & Marion Stuart Foundation give each year?
Hadley & Marion Stuart Foundation gave $7.8M across 19 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $5.9M across 21 grants.
What is Hadley & Marion Stuart Foundation's typical grant size?
Hadley & Marion Stuart Foundation's median grant in 2025 was $75,000, and its average grant was $410,263, across 19 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Hadley & Marion Stuart Foundation that year got $30K on average.
Where does Hadley & Marion Stuart Foundation give grants?
Hadley & Marion Stuart Foundation's top state is Colorado, with 44% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Virginia (38%) and New Jersey (6%). The most frequent recipient cities were Denver, CO (3 grants), Fort Collins, CO (2 grants) and Longmont, CO (2 grants).
Does Hadley & Marion Stuart Foundation give general operating support?
Yes: 100% of Hadley & Marion Stuart Foundation's 2025 grants with a stated purpose (19 of 19) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Hadley & Marion Stuart Foundation's largest grantees?
Hadley & Marion Stuart Foundation's largest 2025 grantees include CSU Foundation ($2,250,000), Sweet Briar College ($2,000,000) and Foxcroft School ($1,000,000), according to its 2025 IRS Form 990-PF. Together they received 67% of its itemized 2025 grant dollars.
How large is Hadley & Marion Stuart Foundation?
Hadley & Marion Stuart Foundation reported $107.7M in total assets on its 2025 IRS Form 990-PF. It paid out $7.8M in qualifying distributions that year, against a required minimum of $5.7M (roughly 5% of its investment assets).
What does Hadley & Marion Stuart Foundation fund?
No mission statement for the foundation is provided. Its 2024 grants show support for organizations working in education and animal-related fields. For example, Morris Animal Foundation describes its mission as advancing animal health through science and resources. See mission & focus areas ↑
How do I apply for a grant from Hadley & Marion Stuart Foundation?
The foundation 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 Hadley & Marion Stuart Foundation's EIN?
Hadley & Marion Stuart Foundation's EIN (Employer Identification Number) is 94-6607854. IRS Form 990 filing data is available on this page for 2020–2025.
Does Hadley & Marion Stuart Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated November 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS September 4, 2026)
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). Hadley & Marion Stuart Foundation funder profile. GrantGraph. Retrieved November 4, 2026, from https://grantable.co/funders/hadley-and-marion-stuart-foundation-morg_5df5680ff44549f382e7ef7986b4ee88
BibTeX
@misc{grantable_946607854_2026,
author = {{Grantable}},
title = {{Hadley \& Marion Stuart Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/hadley-and-marion-stuart-foundation-morg_5df5680ff44549f382e7ef7986b4ee88},
note = {Accessed 2026-11-04. 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 Hadley & Marion Stuart 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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