SDM Foundation Inc
SDM Foundation Inc is a private foundation, based in Melrose, MA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $5.0M in total assets. In 2025, it made $432K in qualifying distributions. Net investment income was $365K.
Key facts about SDM Foundation Inc
- EIN
- 81-3817783
- Latest 990 filing
- Form 990-PF, 2025
- Total assets
- $4,971,567
Data from IRS Form 990-PF, 2025; updated September 2026.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$5.0M
-0.7% YoY
Revenue
$411K
-18.6% YoY
Qualifying Distributions
$432K
+7.6% YoY
Expenses
$506K
+7.6% YoY
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Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $4,971,567 | $5,008,306 | $4,975,886 |
| Revenue | $411,221 | $505,126 | $286,467 |
| Expenses | $505,945 | $470,217 | $468,213 |
| Qualifying Distributions | $432,127 | $401,561 | $391,228 |
| Net Investment Income | $365,386 | $468,403 | $250,762 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS March 12, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS February 23, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS February 24, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS February 25, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS March 5, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS February 12, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS February 24, 2026)
- IRS filings on file for fiscal years 2019–2025
Leadership & Key People
Officers and directors from IRS filings
SDM Foundation Inc is led by Kristin Thorp, President & Director since 2024 (on filings since 2019); 1 of 4 officers listed in 2025 is compensated.
Officers on the 2025 filing
Kristin Thorp
President & Director
President → President, Treasurer & Director, 2023
President, Treasurer & Director → President & Director, 2024
On filings since 2019
35 hrs/week
$130K (2019) → $90K (2025)
Marianne Long
Director
Clerk → Director, 2020
On filings since 2019
1 hr/week
No compensation reported
Patricia Muxie
Director & Clerk
Secretary → Director, 2023
Director → Director & Clerk, 2024
On filings since 2019
1 hr/week
No compensation reported
Sally Stubbs
Treasurer & Director
Treasurer → Clerk & Director, 2023
Clerk & Director → Treasurer & Director, 2024
On filings since 2019
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2019–2025. "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 $90K, to Kristin Thorp (President/Director).
Frequently asked questions about SDM Foundation Inc
How large is SDM Foundation Inc?
SDM Foundation Inc reported $5.0M in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $411K.
What is SDM Foundation Inc's EIN?
SDM Foundation Inc's EIN (Employer Identification Number) is 81-3817783. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Here's the math on researching SDM Foundation Inc by hand.
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