Only One Inc
Harness the power of collective action to rebuild ocean life in this generation, for people and the planet.
Only One Inc at a glance
In short: Only One Inc gave $620K across 7 grants in 2024 (avg $89K), mostly in California. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $619,500
- +158.6% vs 2023
- Grants made (2024)
- 7
- +133.3% vs 2023
- Average grant
- $88,500
- +10.8% vs 2023
- Median grant
- $60,000
- Total assets
- $1,236,375
- +142.0% vs 2023
- Primary geography
- California (69% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990, 2024 View filing
Data from IRS Form 990, 2024; updated September 2026.
Who Only One Inc funds
How this funder distributes its grants
Top Recipients
Top 7 recipients in 2024
The largest 2024 recipient was Eden Reforestation Projects ($281K). Together the top 7 received $620K.
Grant Size Distribution
22 grants across all recorded years
The most common grant size was under $50K: 12 grants of 22 (55%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 7 itemized grants.
Cities
How Only One Inc gives
- Giving grew 377% from 2021 to 2024. Method
From the foundation's IRS Form 990 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 $130K (2021) to $620K (2024). In 2024 it made 7 grants totaling $620K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Eden Reforestation Projects Glendora, CA | Tree Planting | $281,250 |
| Coral Gardeners Barrel Bag Mill Valley, CA | Coral Planting | $100,000 |
| Make a Change World Inc New York, NY | Plastic Cleanup and Ocean Restoration | $75,000 |
| Bonefish & Tarpon Trust Inc Miami, FL | Mangrove Planting | $60,000 |
| Perry Institute for Marine Science Inc Waitsfield, VT | Coral Planting | $50,000 |
| Code Redd Mill Valley, CA | Carbon Reduction | $43,250 |
| Bennington College Bennington, VT | Plastic and Recycling Awareness | $10,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $1,236,375 | $8,394,798 | $7,206,759 | $619,500 | 7 | $673 |
| 2023 | $510,871 | $7,301,754 | $8,895,066 | $239,589 | 3 | — |
| 2022 | $1,353,948 | $8,105,926 | $9,589,831 | $244,935 | 3 | — |
| 2021 | $3,262,058 | $9,834,103 | $8,200,754 | $130,000 | 9 | — |
About Only One Inc
Based on IRS filings
Only One Inc is a public charity focused on Environment & Animals, based in New York, NY. IRS filing data is available from 2021 through 2024. As of 2024, the organization holds $1.2M in total assets. In 2024, it awarded 7 grants totaling $620K. Net investment income was $673.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Only One Inc is led by Jeremiah Kittredge, Chief Executive Director since 2023 (on filings since 2021); 10 of 16 officers listed in 2024 are compensated.
Officers on the 2024 filing
Jeremiah Kittredge
Chief Executive Director
CEO → Chief Executive Director, 2023
On filings since 2021
40 hrs/week
$200K (2021) → $315K (2024)
Allen Penn
Chairman of the Board
Chairman of the Board → Chairman, 2022
Chairman → Chairman of the Board, 2023
On filings since 2021
1 hr/week
No compensation reported
Bastien Roll
Senior Director of Marketi
Senior Director of Marketing → Senior Director of Marketi, 2024
On filings since 2023
40 hrs/week
$118K (2023) → $137K (2024)
Hannah Fine
Senior Campaign Director
Senior Director of Campaigns → Senior Campaign Director, 2024
On filings since 2023
40 hrs/week
$139K (2023) → $155K (2024)
Danny Mallas Pereira
Senior Production Director
New on the 2024 filing
40 hrs/week
$138K (2024)
John Studer
Senior Finance Director
New on the 2024 filing
40 hrs/week
$129K (2024)
Paul Farning
Engineering Director
New on the 2024 filing
40 hrs/week
$135K (2024)
Arthur Heilbronn
Director of the Board
Director → Director of the Board, 2023
On filings since 2021
1 hr/week
No compensation reported
Emma Shapiro
Director of the Board
On filings since 2023
1 hr/week
No compensation reported
Jennifer Howard
Director of the Board
On filings since 2023
1 hr/week
No compensation reported
Leila Deen
Director of the Board
New on the 2024 filing
1 hr/week
No compensation reported
Aaron Kinnari
Senior Advisor
Head of Advocacy & Growth → Head of Campaigns, 2023
Head of Campaigns → Senior Advisor, 2024
On filings since 2021
40 hrs/week
$189K (2021) → $169K (2024)
Dean Fischer
Head of Solutions
Head of Product → Head of Solutions, 2023
On filings since 2021
40 hrs/week
$140K (2021) → $185K (2024)
Kara McCarthy
Head of People Operations
Cos → Head of Operations, 2022
Head of Operations → Head of People Operations, 2023
On filings since 2021
40 hrs/week
$114K (2021) → $156K (2024)
Maissa Rababy
Head of Campaigns
Head of Content → Head of Campaigns, 2024
On filings since 2022
40 hrs/week
$244K (2022) → $294K (2024)
Ben Stein
Secretary of the Board
Secretary → Secretary of the Board, 2023
On filings since 2021
1 hr/week
No compensation reported
Former officers (13)
- Former: Shawn Heinrichs (2022–2023) — Co-Founder & Lead Storyteller
- Former: Dorothy Taal (2023) — Head of Design
- Former: Courtney Nichols Gould (2021–2022) — Director
- Former: Dorothy Sanders (2021–2022) — Head of Design
- Former: John Petry (2021–2022) — Director
- Former: Andy Mann (2022) — Fellow
- Former: Chris Lee (2022) — Accountant
- Former: Ellen Sandmeyer (2022) — Head of Development
- Former: Alexandra Cousteau (2021) — Director
- Former: Aulani Willhelm (2021) — Director
- Former: Harry Brandler (2021) — Treasurer
- Former: Peter Seligmann (2021) — Director
- Former: Sarah Barton (2021) — Impact Lead
Data from IRS Form 990 filings, 2021–2024. "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 $315K, to Jeremiah Kittredge (Chief Executive Director). 10 officers or directors reported compensation on that filing.
Frequently asked questions about Only One Inc
How much does Only One Inc give each year?
Only One Inc gave $620K across 7 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $240K across 3 grants.
What is Only One Inc's typical grant size?
Only One Inc's median grant in 2024 was $60,000, and its average grant was $88,500, across 7 grants on its 2024 IRS Form 990.
Where does Only One Inc give grants?
Only One Inc gives mostly in California: 69% of the grant dollars itemized on its 2024 IRS Form 990 went to recipients there. The next largest states were New York (12%) and Florida (10%). The most frequent recipient cities were Mill Valley, CA (2 grants).
Does Only One Inc give general operating support?
Not in 2024: none of the 7 grants with a stated purpose on Only One Inc's 2024 IRS Form 990 were described as general or operating support.
Who are Only One Inc's largest grantees?
Only One Inc's largest 2024 grantees include Eden Reforestation Projects ($281,250), Coral Gardeners Barrel Bag ($100,000) and Make a Change World Inc ($75,000), according to its 2024 IRS Form 990. Together they received 74% of its itemized 2024 grant dollars.
How large is Only One Inc?
Only One Inc reported $1.2M in total assets on its 2024 IRS Form 990. Its revenue that year was $8.4M.
What is Only One Inc?
Only One Inc is a public charity focused on Environment & Animals, based in New York, NY. It holds $1.2M in total assets as of 2024.
What is Only One Inc's EIN?
Only One Inc's EIN (Employer Identification Number) is 46-2746860. IRS Form 990 filing data is available on this page for 2021–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2021 (received by the IRS November 15, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS November 14, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS November 15, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS November 17, 2025)
- IRS filings on file for fiscal years 2021–2024
Explore Open Grants
Browse active grant opportunities in Only One Inc's focus areas in our free grants database
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