The Caitlin Bull Foundation
The Caitlin Bull Foundation is a private foundation focused on Diseases, Disorders & Medical Disciplines, based in River Forest, IL. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $5.4M in total assets. In 2025, it awarded 2 grants totaling $251K. Net investment income was $245K.
The Caitlin Bull Foundation at a glance
In short: The Caitlin Bull Foundation gave $251K across 2 grants in 2025 (avg $125K), mostly in Illinois. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $250,500
- -21.6% vs 2024
- Grants made (2025)
- 2
- -60.0% vs 2024
- Average grant
- $125,250
- +96.0% vs 2024
- Median grant
- $125,250
- Total assets
- $5,445,287
- +6.4% vs 2024
- Primary geography
- Illinois (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 The Caitlin Bull Foundation funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
The largest 2025 recipient was Northshore University Healthsystem ($250K). Together the top 2 received $251K.
Grant Size Distribution
13 grants across all recorded years
The most common grant size was under $50K: 7 grants of 13 (54%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 2 itemized grants.
Cities
How The Caitlin Bull Foundation gives
- Giving grew 22% from 2022 to 2025. 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 2021 to 2025, annual grant giving ranged from $155K (2023) to $320K (2024). In 2025 it made 2 grants totaling $251K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Northshore University Healthsystem Evanston, IL | Health Service Charitable Organization | $250,000 |
| Misfit Mountain Clyde, NC | A foster-based animal rescue in the Greater Asheville area helping dogs, cats, pigs, chickens, and small animals find their forever home. | $500 |
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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 | $5,445,287 | $628,965 | $301,614 | $250,500 | 2 | $254,560 | $245,239 | $267,485 |
| 2024 | $5,117,936 | $787,116 | $363,048 | $319,500 | 5 | $319,500 | $432,926 | $244,871 |
| 2023 | $4,693,868 | $325,361 | $184,700 | $155,000 | 2 | $155,000 | $122,667 | $226,770 |
| 2022 | $4,553,207 | $502,970 | $243,839 | $205,000 | 2 | $206,975 | $152,991 | $232,232 |
| 2021 | $4,294,076 | $599,477 | $233,259 | $200,000 | 2 | — | $247,256 | $209,808 |
Under IRS private-foundation payout rules, The Caitlin Bull Foundation reported a distributable amount of $267K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
The Caitlin Bull Foundation is led by Keith Jackson, President on every filing since 2021; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Keith Jackson
President
On filings since 2021
No compensation reported
Nicholas Markham
Treasurer
Secretary → Treasurer, 2024
On filings since 2021
No compensation reported
Viktor Zysman
Secretary
On filings since 2024
No compensation reported
Former officers (1)
- Former: Richard Winer (2021–2023) — Treasurer
Data from IRS Form 990 filings, 2021–2025. "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 The Caitlin Bull Foundation
How much does The Caitlin Bull Foundation give each year?
The Caitlin Bull Foundation gave $251K across 2 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $320K across 5 grants.
How large is The Caitlin Bull Foundation?
The Caitlin Bull Foundation reported $5.4M in total assets on its 2025 IRS Form 990-PF. It paid out $255K in qualifying distributions that year, against a required minimum of $267K (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 The Caitlin Bull Foundation?
The Caitlin Bull Foundation is a private foundation focused on Diseases, Disorders & Medical Disciplines, based in River Forest, IL. It holds $5.4M in total assets as of 2025.
Where does The Caitlin Bull Foundation operate?
The Caitlin Bull Foundation has awarded grants in Illinois, North Carolina, South Carolina.
What is The Caitlin Bull Foundation's EIN?
The Caitlin Bull Foundation's EIN (Employer Identification Number) is 27-0801287. IRS Form 990 filing data is available on this page for 2021–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2021–2025
Live grants for the work The Caitlin Bull Foundation funds
Diseases, Disorders & Medical Disciplines Open opportunities, soonest deadline first.
Explore Open Grants
Browse active grant opportunities in The Caitlin Bull Foundation's focus areas in our free grants database
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