Wm Symposia Inc
Develop an understanding of the nuclear environment.
Key facts about Wm Symposia Inc
In short: Wm Symposia Inc gave $280K across 3 grants in 2025 (avg $93K), mostly in Arizona. Source: 2025 IRS Form 990.
- EIN
- 86-0709487
- Latest 990 filing
- Form 990, 2025
- Annual giving (2025)
- $280,000
- Grants made (2025)
- 3
- Average grant
- $93,333
- Median grant
- $10,000
- Total assets
- $8,913,322
- Primary geography
- Arizona (96% of itemized 2025 grant dollars)
Data from IRS Form 990, 2025; updated September 2026.
Financial Overview
From 2025 IRS Form 990 · View filing
Total Assets
$8.9M
+26.1% YoY
Annual Giving
$280K
+40.0% YoY
Grant Count
3
+50.0% YoY
Avg Grant Size
$93K
-6.7% YoY
How Wm Symposia Inc gives
- Giving grew 147% from 2022 to 2025. Method
From the foundation's IRS Form 990 filings. Methodology.
About Wm Symposia Inc
Based on IRS filings
Wm Symposia Inc is a public charity, based in Tempe, AZ. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $8.9M in total assets. In 2025, it awarded 3 grants totaling $280K. Net investment income was $275K.
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 3 itemized 2025 grant dollars.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $55K (2019) to $280K (2025). In 2025 it made 3 grants totaling $280K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2025
The largest 2025 recipient was The Roy G Post Foundation ($260K). Together the top 3 received $280K.
Grant Size Distribution
18 grants across all recorded years
The most common grant size was under $50K: 13 grants of 18 (72%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| The Roy G Post Foundation Tempe, AZ | Education | $260,000 |
| Law College Association of the U of a Tucson, AZ | Education | $10,000 |
| Oak Ridge Associated Universities Oak Ridge, TN | Education | $10,000 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $8,913,322 | $7,066,527 | $5,151,279 |
| Revenue | $6,079,111 | $5,862,959 | $4,750,490 |
| Expenses | $4,352,874 | $4,199,744 | $3,687,884 |
| Net Investment Income | $275,311 | $184,765 | $131,162 |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990 for fiscal year 2019 (received by the IRS July 10, 2020)
- Updated Form 990 for fiscal year 2020 (received by the IRS May 12, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS April 30, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS May 12, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS May 14, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS May 14, 2025)
- Added Form 990 for fiscal year 2025 (received by the IRS June 17, 2026)
Leadership & Key People
Officers and directors from IRS filings
Wm Symposia Inc is led by Susan Stiger, President since 2023 (on filings since 2019); 2 of 20 officers listed in 2025 are compensated.
Officers on the 2025 filing
Susan Stiger
President
Director → President, 2023
On filings since 2019
4 hrs/week
No compensation reported
Greg Meyer
Chair
Director → Chair, 2025
On filings since 2019
4 hrs/week
No compensation reported
Susan Walter
Managing Director
On filings since 2021
40 hrs/week
$54K (2021) → $279K (2025)
Robert Weiler
Director
Director → Interim Managing Director, 2021
Interim Managing Director → Director, 2022
On filings since 2019
2 hrs/week
$38K (2021) → $0 (2025)
Maurya Palmer
Conference Director
On filings since 2024
40 hrs/week
$112K (2024) → $119K (2025)
Billy Morrison
Director
On filings since 2019
2 hrs/week
No compensation reported
Bob Cochran
Director
On filings since 2019
2 hrs/week
No compensation reported
John Longenecker
Director
On filings since 2019
2 hrs/week
No compensation reported
Kazuhiro Suzuki
Director
On filings since 2019
2 hrs/week
No compensation reported
Larry Camper
Director
On filings since 2019
2 hrs/week
No compensation reported
Olaf Oldiges
Director
On filings since 2019
2 hrs/week
No compensation reported
Linda Kobel
Director
On filings since 2020
2 hrs/week
No compensation reported
Sandra Fairchild
Director
On filings since 2020
2 hrs/week
No compensation reported
Cathy Hickey
Director
On filings since 2024
2 hrs/week
No compensation reported
Craig Michaluk
Director
On filings since 2024
2 hrs/week
No compensation reported
Kapila Fernando
Director
On filings since 2024
2 hrs/week
No compensation reported
Kristen Ellis
Director
On filings since 2024
2 hrs/week
No compensation reported
Wes Hines
Director
On filings since 2024
2 hrs/week
No compensation reported
John Mathieson
Secretary
On filings since 2019
4 hrs/week
No compensation reported
Loong Yong
Treasurer
Director → Treasurer, 2020
On filings since 2019
2 hrs/week
No compensation reported
Former officers (18)
- Former: Gary Benda (2019–2024) — Deputy Managing Director
- Former: Pat Reckers (2019–2024) — CFO
- Former: Angie Jones (2019–2023) — Director
- Former: Fred E. Sheil (2019–2023) — Director
- Former: George Dials (2019–2023) — Director
- Former: James Fiore (2019–2023) — Director
- Former: James Gallagher (2019–2023) — Chairman of the Board
- Former: Kurt Gerdes (2019–2023) — Director
- Former: Heatherly Dukes (2020–2023) — Director
- Former: Jacqueline Quintyne (2023) — Conference Manager
- Former: Jan Carlin (2019–2021) — Managing Director
- Former: James Glasgow (2019–2020) — Director
- Former: Lance Mezga (2019–2020) — Director
- Former: Sue J. Mitchell (2019–2020) — Director
- Former: Iris Muhm (2019) — Director
- Former: Lawrence Harmon (2019) — Director
- Former: Stephen Kadner (2019) — Treasurer
- Former: Wendy Doolittle (2019) — Director
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 $279K, to Susan Walter (Managing Director). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Wm Symposia Inc
How much does Wm Symposia Inc give each year?
Wm Symposia Inc gave $280K across 3 grants in 2025, according to its 2025 IRS Form 990. In 2024 it gave $200K across 2 grants.
What is Wm Symposia Inc's typical grant size?
Wm Symposia Inc's median grant in 2025 was $10,000, and its average grant was $93,333, across 3 grants on its 2025 IRS Form 990.
Where does Wm Symposia Inc give grants?
Wm Symposia Inc gives mostly in Arizona: 96% of the grant dollars itemized on its 2025 IRS Form 990 went to recipients there.
Does Wm Symposia Inc give general operating support?
Not in 2025: none of the 3 grants with a stated purpose on Wm Symposia Inc's 2025 IRS Form 990 were described as general or operating support. Recurring purposes include "Education" (3 grants).
How large is Wm Symposia Inc?
Wm Symposia Inc reported $8.9M in total assets on its 2025 IRS Form 990. Its revenue that year was $6.1M.
What is Wm Symposia Inc's EIN?
Wm Symposia Inc's EIN (Employer Identification Number) is 86-0709487. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Here's the math on researching Wm Symposia Inc by hand.
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Wm Symposia Inc down — hundreds of funders to go?