Working Assumptions Foundation
Working Assumptions Foundation is a private foundation focused on Arts, Culture & Humanities, based in Berkeley, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $718K in total assets. In 2024, it awarded 8 grants totaling $60K.
Working Assumptions Foundation at a glance
In short: Working Assumptions Foundation gave $60K across 8 grants in 2024 (avg $8K), top state California. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $60,000
- +220.0% vs 2023
- Grants made (2024)
- 8
- +166.7% vs 2023
- Average grant
- $7,500
- +20.0% vs 2023
- Median grant
- $7,500
- Total assets
- $718,297
- +137.7% vs 2023
- Primary geography
- California (25% 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 Working Assumptions Foundation funds
How this funder distributes its grants
Top Recipients
Top 3 recipients in 2024
The largest 2024 recipient was Individual ($45K across 6 grants). Together the top 3 received $60K.
Grant Size Distribution
13 grants across all recorded years
The most common grant size was under $50K: 12 grants of 13 (92%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 8 itemized grants.
Cities
How Working Assumptions Foundation gives
- Giving fell 44% from 2021 to 2024. 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 2021 to 2024, annual grant giving ranged from $10K (2022) to $107K (2021). In 2024 it made 8 grants totaling $60K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Individual Catonsville, MD | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
| Individual Miami, FL | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
| Individual New Hope, PA | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
| Individual New York, NY | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
| Individual Saint Joe, AR | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
| Individual Santa Monica, CA | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
| Preston Gannaway Photography LLC Forestville, CA | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
| Trent Davis Bailey Ltd Denver, CO | To support photo-based projects that look at family in new, meaningful ways | $7,500 |
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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 |
|---|---|---|---|---|---|---|---|
| 2024 | $718,297 | $1,910,337 | $1,508,312 | $60,000 | 8 | $1,487,099 | — |
| 2023 | $302,145 | $1,604,325 | $1,427,370 | $18,750 | 3 | $1,074,565 | — |
| 2022 | $330,909 | $852,314 | $1,633,162 | $10,000 | 1 | $1,230,635 | — |
| 2021 | $1,074,747 | $600,119 | $1,821,074 | $107,143 | 1 | $1,410,600 | — |
| 2020 | $2,288,312 | $2,407,258 | $1,142,017 | — | — | — | $258 |
Leadership & Key People
Officers and directors from IRS filings
Working Assumptions Foundation is led by Eve Biddle, Board Chair on every filing since 2020; none of the 4 officers listed in 2024 report compensation.
Officers on the 2024 filing
Eve Biddle
Board Chair
On filings since 2020
6 hrs/week
No compensation reported
Geoffrey Biddle
Vice Chairman
Vice President → Vice Chairman, 2022
On filings since 2020
12 hrs/week
No compensation reported
Jane Gottesman
Secretary & Treasurer
On filings since 2020
30 hrs/week
No compensation reported
James Hughes
Board Member
On filings since 2022
0.5 hrs/week
No compensation reported
Former officers (2)
- Former: Annika M. Tubito (2020–2021) — Managing Director
- Former: Jay Hughes (2020–2021) — Board Member
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.
Frequently asked questions about Working Assumptions Foundation
How much does Working Assumptions Foundation give each year?
Working Assumptions Foundation gave $60K across 8 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $19K across 3 grants.
What is Working Assumptions Foundation's typical grant size?
Working Assumptions Foundation's median grant in 2024 was $7,500, and its average grant was $7,500, across 8 grants on its 2024 IRS Form 990-PF.
Where does Working Assumptions Foundation give grants?
Working Assumptions Foundation's top state is California, with 25% of the grant dollars itemized on its 2024 IRS Form 990-PF. The next largest states were Maryland (13%) and Florida (13%).
Does Working Assumptions Foundation give general operating support?
Not in 2024: none of the 8 grants with a stated purpose on Working Assumptions Foundation's 2024 IRS Form 990-PF were described as general or operating support.
Who are Working Assumptions Foundation's largest grantees?
Working Assumptions Foundation's largest 2024 grantees include Individual ($45,000 across 6 grants), Preston Gannaway Photography LLC ($7,500) and Trent Davis Bailey Ltd ($7,500), according to its 2024 IRS Form 990-PF.
How large is Working Assumptions Foundation?
Working Assumptions Foundation reported $718K in total assets on its 2024 IRS Form 990-PF. Its revenue that year was $1.9M.
What is Working Assumptions Foundation?
Working Assumptions Foundation is a private foundation focused on Arts, Culture & Humanities, based in Berkeley, CA. It holds $718K in total assets as of 2024.
What is Working Assumptions Foundation's EIN?
Working Assumptions Foundation's EIN (Employer Identification Number) is 91-2037968. 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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