William & Hope G Simpson Foundation
The William & Hope G Simpson Foundation is a private foundation based in Chicago, Illinois. It reported 14 grants totaling $1,293,111 in 2024, supporting organizations including a school, a museum, youth organizations, and community and medical-service organizations.
William & Hope G Simpson Foundation at a glance
In short: William & Hope G Simpson Foundation gave $1.3M across 14 grants in 2024 (avg $92K), mostly in Massachusetts. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $1,293,111
- +327.8% vs 2023
- Grants made (2024)
- 14
- -6.7% vs 2023
- Average grant
- $92,365
- +358.4% vs 2023
- Median grant
- $10,000
- Total assets
- $2,698,039
- +11.8% vs 2023
- Primary geography
- Massachusetts (78% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026.
How to apply to William & Hope G Simpson Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests.
- Contact
Mailing address: 30 S Wacker Drive 2875, Chicago, IL 60606-7482
Phone: (312) 726-3110
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who William & Hope G Simpson Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Middlesex School ($1.0M). Together the top 10 received $1.3M.
Grant Size Distribution
76 grants across all recorded years
The most common grant size was under $50K: 68 grants of 76 (89%).
Geographic Focus
Where this funder awards grants
In 2024, Massachusetts recipients received 78% of grant dollars and Virginia recipients received 15%. Smaller shares went to recipients in New York (3%), Florida (2%), and California (1%).
Grant Distribution by State
Share of 2024 grant dollars across all 14 itemized grants.
Cities
How William & Hope G Simpson Foundation gives
- 100% of 2024 grantees were also funded in 2023. Method
- Giving grew 155% from 2021 to 2024. Method
- In 2024 it paid out 887% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2024). 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 2024, annual grant giving ranged from $302K (2023) to $1.3M (2024). In 2024 it made 14 grants totaling $1.3M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Middlesex School Concord, MA | Field House Construction | $1,000,000 |
| International Skydiving Museum and Hall of Fame Fredericksburg, VA | Restricted | $200,000 |
| Boys and Girls Club of New York New York, NY | Unrestricted | $31,500 |
| Fay School South Bourough, MA | Unrestricted | $10,000 |
| Hobe Sound Community Chest Hobe Sound, FL | Unrestricted | $10,000 |
| Jupiter Island Medical Clinic INC Hobe Sound, FL | Unrestricted | $10,000 |
| Memorial Sloan-Kettering Cancer Center New York, NY | Unrestricted | $10,000 |
| Semper Fi & Americans Fund Oceanside, CA | Match | $10,000 |
| Turning Point USA Phoenix, AZ | Unrestricted | $5,000 |
| Chicago Zoological Society Brookfield, IL | Unrestricted | $2,000 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2024 | $2,698,039 | $596,000 | $1,337,255 | $1,293,111 | 14 | $1,300,326 | $538,089 | $146,664 |
| 2023 | $2,413,973 | $106,156 | $342,157 | $302,272 | 15 | $309,262 | $66,540 | $160,063 |
| 2022 | $2,596,749 | $81,517 | $665,520 | $613,746 | 18 | $621,061 | $46,148 | $173,934 |
| 2021 | $2,982,083 | $488,171 | $545,594 | $506,355 | 9 | $509,830 | $453,645 | $190,890 |
| 2020 | $2,936,839 | $55,586 | $383,939 | $352,088 | 20 | — | $56,524 | $175,820 |
Under IRS private-foundation payout rules, William & Hope G Simpson Foundation reported a distributable amount of $147K for 2024 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2024 grants went to organizations with varied purposes. Middlesex School describes its mission as helping students “find their promise” through intellectual, physical, creative, and ethical education. Jupiter Island Medical Clinic says it provides medical services to community members regardless of ability to pay, while Hobe Sound Community Chest says it funds programs promoting the social and educational wellbeing of Hobe Sound residents in need. Chicago Zoological Society describes its mission as inspiring conservation leadership by connecting people with wildlife and nature.
Grantmaking
In 2024, the foundation awarded 14 grants totaling $1,293,111. Grant amounts ranged from $111 to $1,000,000, with a median of $10,000. Its largest reported grants were $1,000,000 to Middlesex School for field house construction and $200,000 to the International Skydiving Museum and Hall of Fame for a restricted purpose. Other reported grants included $31,500 to Boys and Girls Club of New York and $10,000 each to Fay School, Hobe Sound Community Chest, Jupiter Island Medical Clinic, Memorial Sloan-Kettering Cancer Center, and Semper Fi & Americans Fund.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Jonathan B Mellin as president, Debra M Mcoy as secretary, and Mark Liyeos as treasurer. It lists Howard B Simpson, Sheila C Issenberg, and James Curtis III as directors.
William & Hope G Simpson Foundation is led by Jonathan B Mellin, President on every filing since 2020; none of the 6 officers listed in 2024 report compensation.
Officers on the 2024 filing
Jonathan B Mellin
President
On filings since 2020
No compensation reported
Howard B Simpson
Director
On filings since 2020
No compensation reported
James F. Curtis III
Director
On filings since 2020
No compensation reported
Sheila C Issenberg
Director
On filings since 2020
No compensation reported
Debra M Mcoy
Secretary
On filings since 2020
No compensation reported
Mark Liyeos
Treasurer
On filings since 2020
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "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 William & Hope G Simpson Foundation
How much does William & Hope G Simpson Foundation give each year?
William & Hope G Simpson Foundation gave $1.3M across 14 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $302K across 15 grants.
What is William & Hope G Simpson Foundation's typical grant size?
William & Hope G Simpson Foundation's median grant in 2024 was $10,000, and its average grant was $92,365, across 14 grants on its 2024 IRS Form 990-PF.
Where does William & Hope G Simpson Foundation give grants?
William & Hope G Simpson Foundation gives mostly in Massachusetts: 78% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest state was Virginia (15%). The most frequent recipient cities were Hobe Sound, FL (3 grants) and New York, NY (2 grants).
Does William & Hope G Simpson Foundation give general operating support?
Yes: 71% of William & Hope G Simpson Foundation's 2024 grants with a stated purpose (10 of 14) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are William & Hope G Simpson Foundation's largest grantees?
William & Hope G Simpson Foundation's largest 2024 grantees include Middlesex School ($1,000,000), International Skydiving Museum and Hall of Fame ($200,000) and Boys and Girls Club of New York ($31,500), according to its 2024 IRS Form 990-PF. Together they received 95% of its itemized 2024 grant dollars.
How large is William & Hope G Simpson Foundation?
William & Hope G Simpson Foundation reported $2.7M in total assets on its 2024 IRS Form 990-PF. It paid out $1.3M in qualifying distributions that year, against a required minimum of $147K (roughly 5% of its investment assets).
What does William & Hope G Simpson Foundation fund?
No mission statement for the foundation is provided. Its 2024 grants went to organizations with varied purposes. Middlesex School describes its mission as helping students “find their promise” through intellectual, physical, creative, and ethical education. See mission & focus areas ↑
How do I apply for a grant from William & Hope G Simpson Foundation?
The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is William & Hope G Simpson Foundation's EIN?
William & Hope G Simpson Foundation's EIN (Employer Identification Number) is 36-6071622. IRS Form 990 filing data is available on this page for 2020–2024.
Does William & Hope G Simpson Foundation 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 September 2026.
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 November 11, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS November 10, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS November 15, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS November 15, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS November 14, 2025)
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). William & Hope G Simpson Foundation funder profile. GrantGraph. Retrieved October 20, 2026, from https://grantable.co/funders/william-and-hope-g-simpson-foundation-morg_4836e1f37022436f83b0fff06dd44769
BibTeX
@misc{grantable_366071622_2026,
author = {{Grantable}},
title = {{William \& Hope G Simpson Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/william-and-hope-g-simpson-foundation-morg_4836e1f37022436f83b0fff06dd44769},
note = {Accessed 2026-10-20. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from William & Hope G Simpson Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
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