Gravity Research Foundation
Gravity Research Foundation is a private foundation, based in Wellesley Hills, MA. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $676K in total assets. In 2025, it awarded 1 grant totaling $6K. Net investment income was $74K.
Gravity Research Foundation at a glance
In short: Gravity Research Foundation gave $6K across 1 grant in 2025 (avg $6K), mostly in Massachusetts. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $6,200
- +0.0% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $6,200
- +0.0% vs 2024
- Median grant
- $6,200
- Total assets
- $675,975
- +2.6% vs 2024
- Primary geography
- Massachusetts (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Gravity Research Foundation funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was 5 Award Recipients with Awards in T ($6K).
Grant Size Distribution
17 grants across all recorded years
The most common grant size was under $50K: 17 grants of 17 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
Cities
How Gravity Research Foundation gives
- Giving held roughly steady from 2022 to 2025 (+0%). 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 2025, annual grant giving ranged from $6K (2021) to $6K (2025). In 2025 it made 1 grant totaling $6K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| 5 Award Recipients with Awards in T Wellesley, MA | Gravity Research Papers Award | $6,200 |
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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 |
|---|---|---|---|---|---|---|---|
| 2025 | $675,975 | $96,937 | $79,843 | $6,200 | 1 | $56,760 | $73,854 |
| 2024 | $658,881 | $68,973 | $76,057 | $6,200 | 1 | $36,953 | $65,255 |
| 2023 | $665,965 | $101,594 | $78,113 | $6,200 | 5 | $70,371 | $96,592 |
| 2022 | $647,047 | $90,992 | $258,450 | $6,200 | 5 | $73,393 | $80,761 |
| 2021 | $809,942 | $143,663 | $86,600 | $6,200 | 5 | — | $140,533 |
Leadership & Key People
Officers and directors from IRS filings
Gravity Research Foundation is led by George Rideout Jr., President, Treasurer & Trustee on every filing since 2021; 1 of 6 officers listed in 2025 is compensated.
Officers on the 2025 filing
George Rideout Jr.
President, Treasurer & Trustee
On filings since 2021
20 hrs/week
$35K (2021) → $35K (2025)
Lee Cooper
Clerk, Trustee & Chair
On filings since 2021
5 hrs/week
No compensation reported
Louis Witten
Vice President & Trustee
On filings since 2021
10 hrs/week
$19K (2021) → $0 (2025)
Chuck Larson
Trustee
On filings since 2021
5 hrs/week
No compensation reported
David Brock
Trustee
On filings since 2021
5 hrs/week
No compensation reported
David Kwak
Trustee
On filings since 2024
5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2021–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $35K, to George Rideout Jr (PRES&TREAS/Trustee).
Frequently asked questions about Gravity Research Foundation
How much does Gravity Research Foundation give each year?
Gravity Research Foundation gave $6K across 1 grant in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $6K across 1 grant.
How large is Gravity Research Foundation?
Gravity Research Foundation reported $676K in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $97K.
Where does Gravity Research Foundation operate?
Gravity Research Foundation has awarded grants in Illinois, Massachusetts, New Jersey, Ohio.
What is Gravity Research Foundation's EIN?
Gravity Research Foundation's EIN (Employer Identification Number) is 04-6002754. IRS Form 990 filing data is available on this page for 2021–2025.
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 2021–2025
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Gravity Research Foundation down — hundreds of funders to go?