Julian Schwinger Foundation For Physics
Julian Schwinger Foundation For Physics is a private foundation, based in Los Angeles, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $19.3M in total assets. In 2024, it awarded 4 grants totaling $256K. Net investment income was $261K.
Julian Schwinger Foundation For Physics at a glance
In short: Julian Schwinger Foundation For Physics gave $256K across 4 grants in 2024 (avg $64K), top state California. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $256,428
- -51.4% vs 2023
- Grants made (2024)
- 4
- -33.3% vs 2023
- Average grant
- $64,107
- -27.1% vs 2023
- Median grant
- $76,501
- Total assets
- $19,287,301
- +2.1% vs 2023
- Primary geography
- California (36% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated September 2026.
How to apply to Julian Schwinger Foundation For Physics
Open Grants
2 open opportunities from Julian Schwinger Foundation For Physics
Who Julian Schwinger Foundation For Physics funds
How this funder distributes its grants
Top Recipients
Top 4 recipients in 2024
The largest 2024 recipient was CalTech University ($93K). Together the top 4 received $256K.
Grant Size Distribution
25 grants across all recorded years
The most common grant size was under $50K: 8 grants of 25 (32%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 4 itemized grants.
Cities
How Julian Schwinger Foundation For Physics gives
- Giving fell 66% from 2021 to 2024. Method
- In 2024 it paid out 55% 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 $256K (2024) to $1.2M (2022). In 2024 it made 4 grants totaling $256K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| CalTech University Pasadena, CA | Physics Research | $92,638 |
| University of Maryland College Park, MD | Physics Research | $91,500 |
| Delft University of Technology | Physics Research | $61,501 |
| Utrecht University | Physics Research | $10,789 |
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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 | $19,287,301 | $960,028 | $569,663 | $256,428 | 4 | $339,668 | $261,201 | $620,139 |
| 2023 | $18,896,936 | $1,179,234 | $1,078,577 | $527,369 | 6 | $634,919 | $113,498 | $614,489 |
| 2022 | $18,796,279 | $1,660,530 | $1,919,555 | $1,205,002 | 8 | $1,268,564 | $77,808 | $696,003 |
| 2021 | $19,055,304 | $2,226,531 | $1,166,636 | $760,000 | 4 | $821,295 | $368,382 | $513,808 |
| 2020 | $17,995,409 | $910,380 | $1,002,799 | $532,481 | 3 | — | $84,293 | $541,266 |
Under IRS private-foundation payout rules, Julian Schwinger Foundation For Physics reported a distributable amount of $620K for 2024 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Julian Schwinger Foundation For Physics is led by Seth Putterman PhD, President & CEO on every filing since 2020; all 6 officers listed in 2024 are compensated.
Officers on the 2024 filing
Seth Putterman PhD
President & CEO
On filings since 2020
3 hrs/week
$36K (2020) → $36K (2024)
Berthold-Georg Englert PhD
Director
On filings since 2020
2 hrs/week
$24K (2020) → $24K (2024)
Edward T Yu
Director
On filings since 2020
1 hr/week
$12K (2020) → $12K (2024)
Lester L Deraad Jr. PhD
Director
On filings since 2020
1 hr/week
$12K (2020) → $12K (2024)
Y Jack Ng PhD
Director
On filings since 2020
1 hr/week
$12K (2020) → $12K (2024)
Gil Refael
Director
On filings since 2021
1 hr/week
$12K (2021) → $12K (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 $36K, to Seth Putterman PHD (President & CEO). 6 officers or directors reported compensation on that filing.
Frequently asked questions about Julian Schwinger Foundation For Physics
How much does Julian Schwinger Foundation For Physics give each year?
Julian Schwinger Foundation For Physics gave $256K across 4 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $527K across 6 grants.
What is Julian Schwinger Foundation For Physics's typical grant size?
Julian Schwinger Foundation For Physics's median grant in 2024 was $76,501, and its average grant was $64,107, across 4 grants on its 2024 IRS Form 990-PF.
Where does Julian Schwinger Foundation For Physics give grants?
Julian Schwinger Foundation For Physics's top state is California, with 36% of the grant dollars itemized on its 2024 IRS Form 990-PF. The next largest state was Maryland (36%).
Does Julian Schwinger Foundation For Physics give general operating support?
Not in 2024: none of the 4 grants with a stated purpose on Julian Schwinger Foundation For Physics's 2024 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Physics Research" (4 grants).
How large is Julian Schwinger Foundation For Physics?
Julian Schwinger Foundation For Physics reported $19.3M in total assets on its 2024 IRS Form 990-PF. It paid out $340K in qualifying distributions that year, against a required minimum of $620K (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 Julian Schwinger Foundation For Physics's EIN?
Julian Schwinger Foundation For Physics's EIN (Employer Identification Number) is 68-0503244. 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
Live grants for the work Julian Schwinger Foundation For Physics funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
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