William S & Nancy E Thompson Foundation
William S & Nancy E Thompson Foundation is a private foundation, based in Irvine, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $79.1M in total assets. In 2024, it awarded 4 grants totaling $1.3M. Net investment income was $7.3M.
William S & Nancy E Thompson Foundation at a glance
In short: William S & Nancy E Thompson Foundation gave $1.3M across 4 grants in 2024 (avg $323K), mostly in California. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $1,291,819
- -62.3% vs 2023
- Grants made (2024)
- 4
- -42.9% vs 2023
- Average grant
- $322,955
- -34.1% vs 2023
- Median grant
- $220,571
- Total assets
- $79,098,128
- +6.7% vs 2023
- Primary geography
- California (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated September 2026.
Who William S & Nancy E Thompson Foundation funds
How this funder distributes its grants
Top Recipients
Top 4 recipients in 2024
The largest 2024 recipient was Pacific Symphony ($850K). Together the top 4 received $1.3M.
Grant Size Distribution
26 grants across all recorded years
The most common grant size was in the $100–250K range: 7 grants of 26 (27%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 4 itemized grants.
Cities
How William S & Nancy E Thompson Foundation gives
- Giving fell 80% from 2021 to 2024. Method
- In 2024 it paid out 53% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $216K (2020) to $6.4M (2021). In 2024 it made 4 grants totaling $1.3M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Pacific Symphony Irvine, CA | General Support | $850,000 |
| Free Wheelchair Mission Irvine, CA | General Support | $391,142 |
| American National Red Cross Santa Ana, CA | General Support | $50,000 |
| Save the Children Fairfield, CT | General Support | $677 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2024 | $79,098,128 | $7,753,615 | $636,827 | $1,291,819 | 4 | $2,030,681 | $7,284,589 | $3,860,984 |
| 2023 | $74,154,248 | $5,001,453 | $20,890,979 | $3,430,600 | 7 | $4,122,899 | $4,317,615 | $3,459,559 |
| 2022 | $69,480,495 | $3,737,085 | $1,419,557 | $3,700,000 | 8 | $4,350,381 | $1,191,804 | $3,626,422 |
| 2021 | $84,169,133 | $9,975,811 | $8,020,097 | $6,353,901 | 4 | $610,381 | $9,250,368 | $3,768,019 |
| 2020 | $74,665,215 | $4,814,141 | $-3,949,652 | $215,700 | 3 | — | $1,924,371 | $3,075,324 |
Under IRS private-foundation payout rules, William S & Nancy E Thompson Foundation reported a distributable amount of $3.9M for 2024 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
William S & Nancy E Thompson Foundation's 2024 filing lists 5 officers; 2 of 5 officers listed in 2024 are compensated.
Officers on the 2024 filing
Donald C. Thompson
Director
On filings since 2020
30 hrs/week
$160K (2020) → $212K (2024)
Nancy E. Thompson
Trustee
On filings since 2020
1 hr/week
No compensation reported
William S. Thompson
Trustee
On filings since 2020
1 hr/week
No compensation reported
William S. Thompson III
Trustee
On filings since 2023
1 hr/week
No compensation reported
Jennifer T. Lavenson
CFO
On filings since 2020
20 hrs/week
$62K (2020) → $45K (2024)
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $212K, to Donald C Thompson (Director). 2 officers or directors reported compensation on that filing.
Frequently asked questions about William S & Nancy E Thompson Foundation
How much does William S & Nancy E Thompson Foundation give each year?
William S & Nancy E Thompson Foundation gave $1.3M across 4 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $3.4M across 7 grants.
What is William S & Nancy E Thompson Foundation's typical grant size?
William S & Nancy E Thompson Foundation's median grant in 2024 was $220,571, and its average grant was $322,955, across 4 grants on its 2024 IRS Form 990-PF.
Where does William S & Nancy E Thompson Foundation give grants?
William S & Nancy E Thompson Foundation gives mostly in California: 100% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Irvine, CA (2 grants).
Does William S & Nancy E Thompson Foundation give general operating support?
Yes: 100% of William S & Nancy E Thompson Foundation's 2024 grants with a stated purpose (4 of 4) were for general or operating support, per its 2024 IRS Form 990-PF.
How large is William S & Nancy E Thompson Foundation?
William S & Nancy E Thompson Foundation reported $79.1M in total assets on its 2024 IRS Form 990-PF. It paid out $2.0M in qualifying distributions that year, against a required minimum of $3.9M (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is William S & Nancy E Thompson Foundation's EIN?
William S & Nancy E Thompson Foundation's EIN (Employer Identification Number) is 20-6371108. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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