The William HG Fitzgerald Family Foundation
The William HG Fitzgerald Family Foundation is a private foundation, based in Boulder, CO. IRS filing data is available from 2020 through 2023. In 2023, it awarded 1 grant totaling $1.1M. Net investment income was $237K.
The William HG Fitzgerald Family Foundation at a glance
In short: The William HG Fitzgerald Family Foundation gave $1.1M across 1 grant in 2023 (avg $1.1M), mostly in Colorado. Source: 2023 IRS Form 990-PF.
- Annual giving (2023)
- $1,127,744
- +1517.8% vs 2022
- Grants made (2023)
- 1
- -90.9% vs 2022
- Average grant
- $1,127,744
- +17695.7% vs 2022
- Median grant
- $1,127,744
- Primary geography
- Colorado (100% of itemized 2023 grant dollars)
- Latest 990 filing
- Form 990-PF, 2023 View filing
Data from IRS Form 990-PF, 2023; updated September 2026.
Who The William HG Fitzgerald Family Foundation funds
How this funder distributes its grants
Top Recipients
Top recipient in 2023
The largest 2023 recipient was Slichter Family Foundation ($1.1M).
Grant Size Distribution
46 grants across all recorded years
The most common grant size was under $50K: 43 grants of 46 (93%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2023 grant dollars on its one itemized grant.
States
Cities
How The William HG Fitzgerald Family Foundation gives
- Giving grew 535% from 2020 to 2023. Method
- In 2022 it paid out 118% of its IRS minimum distribution (the 5% rule). 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 2020 to 2023, annual grant giving ranged from $70K (2022) to $1.5M (2021). In 2023 it made 1 grant totaling $1.1M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Slichter Family Foundation Boulder, CO | General Support | $1,127,744 |
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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 |
|---|---|---|---|---|---|---|---|---|
| 2023 | — | $240,284 | $1,131,705 | $1,127,744 | 1 | $1,127,744 | $237,023 | — |
| 2022 | $891,421 | $19,021 | $74,109 | $69,709 | 11 | $70,565 | $13,177 | $59,952 |
| 2021 | $949,436 | $210,398 | $1,482,735 | $1,480,240 | 18 | — | $208,203 | $96,048 |
| 2020 | $2,223,256 | $145,741 | $180,091 | $177,500 | 16 | — | $143,450 | $122,005 |
Leadership & Key People
Officers and directors from IRS filings
The William HG Fitzgerald Family Foundation is led by Anne F. Slichter, President on every filing since 2020; none of the 4 officers listed in 2023 report compensation.
Officers on the 2023 filing
Anne F. Slichter
President
On filings since 2020
No compensation reported
David Slichter
Treasurer
On filings since 2020
No compensation reported
Desmond G. Fitzgerald
Vice President
On filings since 2020
No compensation reported
Sarah Fitzgerald
Secretary
On filings since 2020
No compensation reported
Data from IRS Form 990 filings, 2020–2023. "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 William HG Fitzgerald Family Foundation
How much does The William HG Fitzgerald Family Foundation give each year?
The William HG Fitzgerald Family Foundation gave $1.1M across 1 grant in 2023, according to its 2023 IRS Form 990-PF. In 2022 it gave $70K across 11 grants.
Where does The William HG Fitzgerald Family Foundation operate?
The William HG Fitzgerald Family Foundation has awarded grants in California, Colorado, Connecticut, District of Columbia, Illinois, Massachusetts, Maryland, New York, Virginia.
What is The William HG Fitzgerald Family Foundation's EIN?
The William HG Fitzgerald Family Foundation's EIN (Employer Identification Number) is 52-2097034. IRS Form 990 filing data is available on this page for 2020–2023.
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 2020–2023
Live grants for the work The William HG Fitzgerald Family Foundation funds
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