Pat Mac's Pack Inc
Pat Mac's Pack Inc is a private foundation based in Chicago, Illinois. Its 2025 filing reports grants for pediatric brain cancer research and support for affected patients and families, including grants to a children’s hospital, a proton center, and individual recipients.
Pat Mac's Pack Inc at a glance
In short: Pat Mac's Pack Inc gave $641K across 67 grants in 2025 (avg $10K), mostly in Illinois. 82% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $640,911
- -17.9% vs 2024
- Grants made (2025)
- 67
- -6.9% vs 2024
- Average grant
- $9,566
- -11.8% vs 2024
- Median grant
- $3,500
- Total assets
- $28,742
- -53.7% vs 2024
- New grantees (estimate)
- 82% first-time grantees (55 of 67, 2025)
- Primary geography
- Illinois (99% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Pat Mac's Pack Inc
- Accepts unsolicited proposals
- No
- Contact
Mailing address: 10226 S Leavitt, Chicago, IL 60643-1912
Phone: (773) 316-5292
Website: https://www.patmacspack.com
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Pat Mac's Pack Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Lurie Children's Hospital ($389K). Together the top 10 received $452K.
Grant Size Distribution
317 grants across all recorded years
The most common grant size was under $50K: 313 grants of 317 (99%).
Geographic Focus
Where this funder awards grants
In 2025, 99% of grant dollars went to recipients in Illinois and 1% to recipients in Indiana.
Grant Distribution by State
Share of 2025 grant dollars across all 67 itemized grants.
Cities
Is Pat Mac's Pack Inc open to new grantees?
82%
first-time grantees, 2025
In 2025, 55 of 67 grantees (82%) were first-time recipients. First grants averaged $4K; repeat grants $37K. How we count
Medians: $4K first-time, $4K repeat.
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $164K (2023) to $781K (2024). In 2025 it made 67 grants totaling $641K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Lurie Children's Hospital Chicago, IL | Pediatric BrainCancer Research | $389,000 |
| Northwestern Medicine Proton Center Warrenville, IL | Proton CenterPatients | $19,911 |
| Claudia Castro Aurora, IL | Emergency Funds forPediatr. Brain CancerPatients and Families | $6,500 |
| Elizabeth Morrissey Orland Park, IL | Emergency Funds forPediatr. Brain CancerPatients and Families | $6,500 |
| Kara Verj Countryside, IL | Emergency Funds forPediatr. Brain CancerPatients and Families | $6,500 |
| Felicia Zambrano Posen, IL | Emergency Funds forPediatr. Brain CancerPatients and Families | $6,000 |
| Paula Cardoso Garcia Chicago, IL | Emergency Funds forPediatr. Brain CancerPatients and Families | $5,000 |
| Yolanda Ortiz Chicago, IL | Emergency Funds forPediatr. Brain CancerPatients and Families | $5,000 |
| Lurie Children's Gift Card Program Chicago, IL | Lurie Distribto familes andPatients | $4,000 |
| Gradiola Abarca Chicago, IL | Emergency Funds forPediatr. Brain CancerPatients and Families | $4,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants |
|---|---|---|---|---|---|
| 2025 | $28,742 | $621,409 | $656,139 | $640,911 | 67 |
| 2024 | $62,072 | $535,925 | $785,166 | $781,070 | 72 |
| 2023 | $311,313 | $442,866 | $164,800 | $164,150 | 65 |
| 2022 | $33,247 | $439,580 | $497,583 | $495,099 | 72 |
| 2021 | $91,250 | $418,422 | $372,934 | $372,353 | 41 |
| 2020 | $45,761 | $186,576 | $175,301 | $174,300 | 26 |
Research compiled by Grantable AI from public sources. Last updated October 2026.
Grantmaking
In 2025, the foundation reported 67 grants totaling $640,911. Grant amounts ranged from $1,000 to $389,000, with a median of $3,500. The largest grant was $389,000 to Lurie Children's Hospital in Chicago for pediatric brain cancer research. Other large grants included $19,911 to Northwestern Medicine Proton Center for “Proton CenterPatients,” and grants for emergency funds for pediatric brain cancer patients and families. The filing also lists support for the Lurie Children's Gift Card Program.
The foundation states on its 2025 filing that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Thomas McNamara, Deidre McNamara, and Conor McNamara as directors.
Pat Mac's Pack Inc's 2025 filing lists 3 officers; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Conor McNamara
Director
On filings since 2020
0.3 hrs/week
No compensation reported
Deidre McNamara
Director
On filings since 2020
0.5 hrs/week
No compensation reported
Thomas McNamara
Director
On filings since 2020
2 hrs/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 Pat Mac's Pack Inc
How much does Pat Mac's Pack Inc give each year?
Pat Mac's Pack Inc gave $641K across 67 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $781K across 72 grants.
What is Pat Mac's Pack Inc's typical grant size?
Pat Mac's Pack Inc's median grant in 2025 was $3,500, and its average grant was $9,566, across 67 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Pat Mac's Pack Inc that year got $4K on average.
Where does Pat Mac's Pack Inc give grants?
Pat Mac's Pack Inc gives mostly in Illinois: 99% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Chicago, IL (22 grants), Aurora, IL (2 grants), Justice, IL (2 grants) and Bolingbrook, IL (2 grants).
Does Pat Mac's Pack Inc give general operating support?
Not in 2025: none of the 67 grants with a stated purpose on Pat Mac's Pack Inc's 2025 IRS Form 990-PF were described as general or operating support.
Who are Pat Mac's Pack Inc's largest grantees?
Pat Mac's Pack Inc's largest 2025 grantees include Lurie Children's Hospital ($389,000), Northwestern Medicine Proton Center ($19,911) and Claudia Castro ($6,500), according to its 2025 IRS Form 990-PF. Together they received 65% of its itemized 2025 grant dollars.
How large is Pat Mac's Pack Inc?
Pat Mac's Pack Inc reported $29K in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $621K.
How do I apply for a grant from Pat Mac's Pack Inc?
Pat Mac's Pack Inc does not accept unsolicited proposals, according to Grantable's research on its published guidelines. Check patmacspack.com for any change to that policy.
What is Pat Mac's Pack Inc's EIN?
Pat Mac's Pack Inc's EIN (Employer Identification Number) is 46-4709722. IRS Form 990 filing data is available on this page for 2020–2025.
Does Pat Mac's Pack Inc accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated October 2026.
Data update history
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS June 24, 2026)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Pat Mac's Pack Inc funds
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