Aequa Foundation
Aequa Foundation is a private foundation, based in Boston, MA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $3.3M in total assets. In 2025, it awarded 1 grant totaling $318K. Net investment income was $761K.
Aequa Foundation at a glance
In short: Aequa Foundation gave $318K across 1 grant in 2025 (avg $318K), mostly in Massachusetts. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $317,820
- +22.8% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $317,820
- +22.8% vs 2024
- Median grant
- $317,820
- Total assets
- $3,273,103
- +14.2% 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 Aequa Foundation funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Boston Foundation Inc ($318K).
Grant Size Distribution
7 grants across all recorded years
The most common grant size was in the $250–500K range: 4 grants of 7 (57%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
States
Cities
How Aequa Foundation gives
- Giving held roughly steady from 2022 to 2025 (+10%). Method
- In 2025 it paid out 95% 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 2025, annual grant giving ranged from $216K (2021) to $318K (2025). In 2025 it made 1 grant totaling $318K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Boston Foundation Inc Boston, MA | General & Unrestricted | $317,820 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $3,273,103 | $800,797 | $396,065 | $317,820 | 1 | $356,632 | $761,364 | $377,214 |
| 2024 | $2,867,165 | $41,819 | $337,130 | $258,808 | 1 | $294,986 | $103,862 | $353,998 |
| 2023 | $3,165,269 | $336,098 | $329,432 | $262,261 | 1 | $294,842 | $301,508 | $291,389 |
| 2022 | $3,159,575 | $158,678 | $361,827 | $290,086 | 1 | $321,124 | $126,296 | $293,299 |
| 2021 | $3,363,543 | $417,515 | $288,454 | $215,762 | 3 | $249,455 | $382,724 | $325,808 |
| 2020 | $3,234,243 | $244,505 | $305,030 | $245,528 | 3 | — | $212,639 | $244,666 |
Under IRS private-foundation payout rules, Aequa Foundation reported a distributable amount of $377K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Aequa Foundation is led by Mark M. Christopher Esq., Trustee on every filing since 2020 — the only officer listed, and uncompensated.
Officers on the 2025 filing
Mark M. Christopher Esq.
Trustee
On filings since 2020
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020–2025. "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 Aequa Foundation
How much does Aequa Foundation give each year?
Aequa Foundation gave $318K across 1 grant in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $259K across 1 grant.
How large is Aequa Foundation?
Aequa Foundation reported $3.3M in total assets on its 2025 IRS Form 990-PF. It paid out $357K in qualifying distributions that year, against a required minimum of $377K (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.
Where does Aequa Foundation operate?
Aequa Foundation has awarded grants in Massachusetts, Virginia.
What is Aequa Foundation's EIN?
Aequa Foundation's EIN (Employer Identification Number) is 71-6225066. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 1, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 9, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 10, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 6, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 9, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 12, 2026)
Live grants for the work Aequa Foundation funds
Philanthropy, Voluntarism & Grantmaking Open opportunities, soonest deadline first.
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Browse active grant opportunities in Aequa Foundation's focus areas in our free grants database
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