Oneprojectorg is a nonprofit organization, based in San Francisco, CA. IRS filing data is available from 2020 through 2024. In 2024, it awarded 2 grants totaling $251K.
Key facts about Oneprojectorg
In short: Oneprojectorg gave $251K across 2 grants in 2024 (avg $126K), mostly in California. Source: 2024 IRS Form 990 filing.
- EIN
- 46-3259572
- Latest 990 filing
- Form 990 filing, 2024
- Annual giving (2024)
- $251,000
- Grants made (2024)
- 2
- Average grant
- $125,500
- Median grant
- $125,500
- Primary geography
- California (100% of itemized 2024 grant dollars)
Data from IRS Form 990 filing, 2024; updated September 2026.
Financial Overview
From 2024 IRS Form 990 filing · View filing
Total Assets
—
Annual Giving
$251K
-15.4% YoY
Grant Count
2
-66.7% YoY
Avg Grant Size
$126K
+153.7% YoY
How Oneprojectorg gives
- Giving grew 904% from 2021 to 2024. Method
From the foundation's IRS Form 990 filings. Methodology.
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 2 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2021 to 2024, annual grant giving ranged from $25K (2021) to $1.3M (2022). In 2024 it made 2 grants totaling $251K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2024
The largest 2024 recipient was Climate Justice Alliance ($250K). Together the top 2 received $251K.
Grant Size Distribution
15 grants across all recorded years
The most common grant size was under $50K: 10 grants of 15 (67%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Climate Justice Alliance Berkeley, CA | Our Power Loan Fund | $250,000 |
| US Solidarity Economy Network Inc Belchertown, MA | Sponsorship | $1,000 |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
Oneprojectorg is led by Justin Rosenstein, Co-Director, Board Chair & Director since 2024 (on filings since 2020); 2 of 7 officers listed in 2024 are compensated.
Officers on the 2024 filing
Justin Rosenstein
Co-Director, Board Chair & Director
President, Board Chair & Director → Co-Director, Board Chair & Director, 2024
On filings since 2020
30 hrs/week
No compensation reported
Aaron Tanaka
Co-Director & Director
New on the 2024 filing
40 hrs/week
$248K (2024)
Divesh Makan
Director
On filings since 2020
0.5 hrs/week
No compensation reported
Rakesh Mehta
Treasurer, Secretary & Director
Secretary & Director → Secretary, Treasurer & Director, 2021
On filings since 2020
0.5 hrs/week
No compensation reported
Brian Lagrotteria
Director
New on the 2024 filing
0.5 hrs/week
No compensation reported
Liz Weingartner
Director
New on the 2024 filing
0.5 hrs/week
No compensation reported
Cathy Carmody
Treasurer, Secretary & Principal Finance
New on the 2024 filing
40 hrs/week
$201K (2024)
Former officers (1)
- Former: Jonah Sachs (2020–2021) — Chief Creative Officer & Former Director
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 $248K, to Aaron Tanaka (Co-Director/Director). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Oneprojectorg
How much does Oneprojectorg give each year?
Oneprojectorg gave $251K across 2 grants in 2024, according to its 2024 IRS Form 990 filing. In 2023 it gave $297K across 6 grants.
Where does Oneprojectorg operate?
Oneprojectorg has awarded grants in California, Connecticut, Massachusetts, Michigan, New Jersey, New York.
What is Oneprojectorg's EIN?
Oneprojectorg's EIN (Employer Identification Number) is 46-3259572. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Here's the math on researching Oneprojectorg by hand.
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Browse active grant opportunities in Oneprojectorg's focus areas in our free grants database
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Oneprojectorg down — hundreds of funders to go?