Martha Mack Lewis Foundation
Martha Mack Lewis Foundation is a private foundation, based in Pittsburgh, PA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $1.0M in total assets. In 2025, it awarded 8 grants totaling $60K. Net investment income was $67K.
Martha Mack Lewis Foundation at a glance
In short: Martha Mack Lewis Foundation gave $60K across 8 grants in 2025 (avg $8K), mostly in Pennsylvania. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $60,000
- +40.5% vs 2024
- Grants made (2025)
- 8
- +14.3% vs 2024
- Average grant
- $7,500
- +23.0% vs 2024
- Median grant
- $5,000
- Total assets
- $1,038,387
- -0.2% vs 2024
- Primary geography
- Pennsylvania (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 Martha Mack Lewis Foundation funds
How this funder distributes its grants
Top Recipients
Top 8 recipients in 2025
The largest 2025 recipient was Kiskiminetas Springs School ($25K). Together the top 8 received $60K.
Grant Size Distribution
40 grants across all recorded years
The most common grant size was under $50K: 40 grants of 40 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 8 itemized grants.
Cities
How Martha Mack Lewis Foundation gives
- Giving held roughly steady from 2022 to 2025 (−2%). Method
- In 2025 it paid out 98% 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 2019 to 2025, annual grant giving ranged from $43K (2024) to $61K (2022). In 2025 it made 8 grants totaling $60K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Kiskiminetas Springs School Saltsburg, PA | Scholarship Fund | $25,000 |
| The Children's Home of Pittsburgh Pittsburgh, PA | Program Support | $5,000 |
| Pittsburgh Symphony Orchestra Pittsburgh, PA | Learning and Engagement | $5,000 |
| Pittsburgh Opera Inc Pittsburgh, PA | Expanding Access to Opera | $5,000 |
| Veteran's Place Pittsburgh, PA | General Operating | $5,000 |
| Pittsburgh Youth Symphony Orchestra Pittsburgh, PA | Scholarships and Student | $5,000 |
| Folds of Honor Wexford, PA | Educational Scholarships | $5,000 |
| Pittsburgh Youth Leadership Pittsburgh, PA | Bicycle Trips | $5,000 |
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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 | $1,038,387 | $77,417 | $79,716 | $60,000 | 8 | $65,267 | $67,483 | $66,295 |
| 2024 | $1,040,685 | $82,216 | $61,689 | $42,700 | 7 | $50,844 | $72,927 | $62,812 |
| 2023 | $1,019,830 | $74,630 | $76,829 | $60,000 | 10 | $68,313 | $65,630 | $57,092 |
| 2022 | $1,022,280 | $-33,623 | $79,743 | $61,000 | 9 | $68,705 | $19,086 | $61,088 |
| 2021 | $1,135,100 | $72,866 | $70,930 | $52,500 | 6 | $60,111 | $62,167 | $68,400 |
| 2020 | $1,133,652 | $37,562 | $70,333 | $53,500 | 6 | — | $21,988 | $60,184 |
| 2019 | $1,166,966 | $46,649 | $84,799 | $55,500 | 6 | — | $38,454 | $61,391 |
Under IRS private-foundation payout rules, Martha Mack Lewis Foundation reported a distributable amount of $66K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Martha Mack Lewis Foundation's 2025 filing lists 3 officers; 1 of 3 officers listed in 2025 is compensated.
Officers on the 2025 filing
John C. Harmon Esquire
Co-Trustee
On filings since 2019
1 hr/week
$3K (2019) → $4K (2025)
Laurie Garzarelli
Co-Trustee
On filings since 2019
1 hr/week
No compensation reported
Emily Linder
Co-Trustee
New on the 2025 filing
1 hr/week
No compensation reported
Former officers (1)
- Former: Emily McClelland (2019–2024) — Co-Trustee
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 $4K, to John C Harmon Esquire (Co-Trustee).
Frequently asked questions about Martha Mack Lewis Foundation
How much does Martha Mack Lewis Foundation give each year?
Martha Mack Lewis Foundation gave $60K across 8 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $43K across 7 grants.
What is Martha Mack Lewis Foundation's typical grant size?
Martha Mack Lewis Foundation's median grant in 2025 was $5,000, and its average grant was $7,500, across 8 grants on its 2025 IRS Form 990-PF.
Where does Martha Mack Lewis Foundation give grants?
Martha Mack Lewis Foundation gives mostly in Pennsylvania: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Pittsburgh, PA (6 grants).
Does Martha Mack Lewis Foundation give general operating support?
Yes: 13% of Martha Mack Lewis Foundation's 2025 grants with a stated purpose (1 of 8) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Martha Mack Lewis Foundation's largest grantees?
Martha Mack Lewis Foundation's largest 2025 grantees include Kiskiminetas Springs School ($25,000), The Children's Home of Pittsburgh ($5,000) and Pittsburgh Symphony Orchestra ($5,000), according to its 2025 IRS Form 990-PF. Together they received 58% of its itemized 2025 grant dollars.
How large is Martha Mack Lewis Foundation?
Martha Mack Lewis Foundation reported $1.0M in total assets on its 2025 IRS Form 990-PF. It paid out $65K in qualifying distributions that year, against a required minimum of $66K (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.
What is Martha Mack Lewis Foundation's EIN?
Martha Mack Lewis Foundation's EIN (Employer Identification Number) is 23-2936195. 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.
Data update history
(3)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2019 (received by the IRS April 30, 2020)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 12, 2026)
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in Martha Mack Lewis Foundation's focus areas in our free grants database
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