The Diane and Sam Stewart Family
The Diane and Sam Stewart Family is a private foundation based in Salt Lake City, Utah. Established in 2002 by Diane P. Stewart and Samuel S. Stewart, it supports the arts, education, community activism, women’s and children’s issues, and causes intended to improve quality of life. Its website says it prioritizes Utah while also making grants beyond the state, including internationally.
Key facts about The Diane and Sam Stewart Family
In short: The Diane and Sam Stewart Family gave $378K across 14 grants in 2025 (avg $27K), mostly in Utah. 29% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- EIN
- 20-6090860
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $378,000
- Grants made (2025)
- 14
- Average grant
- $27,000
- Median grant
- $10,000
- New grantees (estimate)
- 29% first-time grantees (4 of 14, 2025; small sample)
- Total assets
- $1,016,979
- Primary geography
- Utah (97% of itemized 2025 grant dollars)
- 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. Full details ↓
Data from IRS Form 990-PF, 2025; updated October 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$1.0M
-24.2% YoY
Annual Giving
$378K
-32.0% YoY
Grant Count
14
-12.5% YoY
Avg Grant Size
$27K
-22.3% YoY
Under IRS private-foundation payout rules, The Diane and Sam Stewart Family reported a distributable amount of $56K for 2025 — the minimum it must pay out in qualifying distributions.
Is The Diane and Sam Stewart Family open to new grantees?
29%
first-time grantees, 2025
In 2025, 4 of 14 grantees (29%) were first-time recipients. With only 14 grantees, that is a small sample: one grantee more or less moves the share by about 7 points. First grants averaged $40K; repeat grants $22K. How we count
Medians: $25K first-time, $8K repeat.
- 50% of 2025 grantees were also funded in 2024. Method
- Giving fell 42% from 2022 to 2025. Method
- In 2025 it paid out 672% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2018–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Mission & Focus Areas
The foundation’s website says it focuses on Salt Lake City and Utah, where the Stewart family has deep roots, and also makes international grants for people in need. Its stated areas of support include arts, education, community activism for change, women’s and children’s issues, and quality-of-life causes.
Its 2025 grants show support for arts and cultural organizations, educational institutions, and health-related organizations. Among the grantees, Utah Film Center describes its work as using curated film exhibition, educational programs, and artist support to engage audiences and build community. Huntsman Mental Health Foundation says its purpose is to support mental health research and inform the public about mental health disorders and brain health.
Grantmaking
In 2025, the foundation reported 14 grants totaling $378,000. The grants ranged from $2,500 to $102,500, with a median of $10,000. The largest awards included $102,500 to Utah Film Center, $100,000 to Rowland Hall, and $50,000 to Utah State University Art Museum. Other reported grants included $25,000 each to Huntsman Mental Health Foundation, Southern Utah Museum of Art, and the University of Utah.
How to Apply
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Its website describes a process in which organizations submit a one-page letter of intent and are invited to submit a formal application. The formal application is to include a signed letter from the organization’s chief executive, describing its mission and activities, the project and its timetable, a detailed budget and funding plan, and other committed or pending project support. Eligible applicants are nonprofit organizations tax-exempt under Internal Revenue Code section 501(c)(3) or 170(c); the foundation does not make grants to individuals and prefers not to fund organizations that make grants to others.
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Geographic Focus
Where this funder awards grants
The foundation’s website identifies Salt Lake City and Utah as its focus, while also describing grantmaking beyond Utah and internationally. In 2025, 97% of grant dollars went to recipients in Utah; 1% each went to recipients in Virginia and New Jersey.
Grant Distribution by State
Share of 2025 grant dollars across all 14 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2018 to 2025, annual grant giving ranged from $293K (2018) to $818K (2023). In 2025 it made 14 grants totaling $378K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Utah Film Center ($103K). Together the top 10 received $361K.
Grant Size Distribution
103 grants across all recorded years
The most common grant size was under $50K: 79 grants of 103 (77%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Utah Film Center Salt Lake City, UT | General & Unrestricted | $102,500 |
| Rowland Hall Salt Lake City, UT | General & Unrestricted | $100,000 |
| Utah State University Art Museum Logan, UT | General & Unrestricted | $50,000 |
| Huntsman Mental Health Foundation Salt Lake City, UT | General & Unrestricted | $25,000 |
| Southern Utah Museum of Art Cedar City, UT | General & Unrestricted | $25,000 |
| The University of Utah Salt Lake City, UT | General & Unrestricted | $25,000 |
| Natural History Museum of Utah Salt Lake City, UT | General & Unrestricted | $10,000 |
| Utah Museum of Fine Art Salt Lake City, UT | General & Unrestricted | $10,000 |
| Sun Valley Writes' Conference Sun Valley, UT | General & Unrestricted | $8,000 |
| International Association of Religion Journalists Fredericksburg, VA | General & Unrestricted | $5,000 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Assets | Revenue | Expenses | Grants |
|---|---|---|---|---|
| 2025 | $1,016,979 | $64,631 | $388,053 | $378,000 |
| 2024 | $1,341,043 | -$14,503 | $566,197 | $556,000 |
| 2023 | $1,921,140 | -$75,164 | $838,947 | $818,120 |
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $1,016,979 | $1,341,043 | $1,921,140 |
| Revenue | $64,631 | $-14,503 | $-75,164 |
| Expenses | $388,053 | $566,197 | $838,947 |
| Qualifying Distributions | $378,000 | $556,000 | $818,120 |
| Net Investment Income | $55,218 | $43,385 | $48,012 |
| Distributable Amount | $56,283 | $77,931 | $107,771 |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2018 (received by the IRS November 15, 2019)
- Added Form 990-PF for fiscal year 2019 (received by the IRS September 8, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS June 2, 2026)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation was established by Diane P. Stewart and Samuel S. Stewart. Diane P. Stewart is listed as a trustee on the 2025 filing.
The Diane and Sam Stewart Family is led by Diane P. Stewart, Trustee on every filing since 2018 — the only officer listed, and uncompensated.
Officers on the 2025 filing
Diane P. Stewart
Trustee
On filings since 2018
1 hr/week
No compensation reported
Former officers (1)
- Former: Samuel S. Stewart Jr. (2018–2021) — Trustee
Data from IRS Form 990 filings, 2018–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Contact
Mailing address: 19 East 200 South 1000, Salt Lake City, UT 84111
Phone: (801) 364-9300
Website: https://stewartfamilyfoundation.org
Frequently asked questions about The Diane and Sam Stewart Family
How much does The Diane and Sam Stewart Family give each year?
The Diane and Sam Stewart Family gave $378K across 14 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $556K across 16 grants.
What is The Diane and Sam Stewart Family's typical grant size?
The Diane and Sam Stewart Family's median grant in 2025 was $10,000, and its average grant was $27,000, across 14 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from The Diane and Sam Stewart Family that year got $40K on average.
Where does The Diane and Sam Stewart Family give grants?
The Diane and Sam Stewart Family gives mostly in Utah: 97% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Salt Lake City, UT (8 grants).
Does The Diane and Sam Stewart Family give general operating support?
Yes: 100% of The Diane and Sam Stewart Family's 2025 grants with a stated purpose (14 of 14) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are The Diane and Sam Stewart Family's largest grantees?
The Diane and Sam Stewart Family's largest 2025 grantees include Utah Film Center ($102,500), Rowland Hall ($100,000) and Utah State University Art Museum ($50,000), according to its 2025 IRS Form 990-PF. Together they received 67% of its itemized 2025 grant dollars.
How large is The Diane and Sam Stewart Family?
The Diane and Sam Stewart Family reported $1.0M in total assets on its 2025 IRS Form 990-PF. It paid out $378K in qualifying distributions that year, against a required minimum of $56K (roughly 5% of its investment assets).
What does The Diane and Sam Stewart Family fund?
The foundation’s website says it focuses on Salt Lake City and Utah, where the Stewart family has deep roots, and also makes international grants for people in need. See mission & focus areas ↑
How do I apply for a grant from The Diane and Sam Stewart Family?
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 The Diane and Sam Stewart Family's EIN?
The Diane and Sam Stewart Family's EIN (Employer Identification Number) is 20-6090860. IRS Form 990 filing data is available on this page for 2018–2025.
Does The Diane and Sam Stewart Family 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 October 2026.
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