Cassiopeia Foundation Inc
Cassiopeia Foundation Inc is a private foundation based in Charlottesville, Virginia. Its 2025 filing describes direct charitable activity as supporting philanthropic partners through convenings and consulting on program direction, nonprofit advising, and business planning.
Cassiopeia Foundation Inc at a glance
In short: Cassiopeia Foundation Inc gave $1.1M across 14 grants in 2025 (avg $78K), mostly in Virginia. 54% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $1,092,833
- +70.6% vs 2024
- Grants made (2025)
- 14
- +75.0% vs 2024
- Average grant
- $78,060
- -2.5% vs 2024
- Median grant
- $25,000
- Total assets
- $48,742,119
- -0.1% vs 2024
- New grantees (estimate)
- 54% first-time grantees (7 of 13, 2025; small sample)
- Primary geography
- Virginia (71% 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 Cassiopeia Foundation Inc
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
- Contact
Mailing address: PO Box 5246, Charlottesvle, VA 22905-5246
Phone: (434) 906-1186
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Cassiopeia Foundation Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Haverford College ($250K). Together the top 10 received $1.1M.
Organizations only. It also paid 1 individual scholarship ($5,500), which are not listed by name.
Grant Size Distribution
57 grants across all recorded years
The most common grant size was under $50K: 38 grants of 57 (67%).
Geographic Focus
Where this funder awards grants
In 2025, 71% of grant dollars went to recipients in Virginia and 25% to recipients in Pennsylvania. Smaller shares went to recipients in Wisconsin (2%), Maryland (1%), and Washington, D.C. (0%, as reported).
Grant Distribution by State
Share of 2025 grant dollars across all 14 itemized grants.
States
Cities
Is Cassiopeia Foundation Inc open to new grantees?
54%
first-time grantees, 2025
In 2025, 7 of 13 grantees (54%) were first-time recipients. With only 13 grantees, that is a small sample: one grantee more or less moves the share by about 8 points. First grants averaged $46K; repeat grants $128K. How we count
Medians: $25K first-time, $125K repeat.
- 31% of 2025 grantees were also funded in 2024. Method
- Giving held roughly steady from 2022 to 2025 (−16%). Method
- In 2025 it paid out 139% of its IRS minimum distribution (the 5% rule). Method
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 $641K (2024) to $7.5M (2020). In 2025 it made 14 grants totaling $1.1M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Haverford College Haverford, PA | Stephen Raben Miller Scholarship Fund | $250,000 |
| Focus Ultrasound Charlottesville, VA | For General Operating Purposes | $250,000 |
| Blue Ridge Area Food Bank Verona, VA | Operating Expenses | $150,000 |
| Friends of Dragon Run Gloucester, VA | For General Operating Purposes | $150,000 |
| Saint Annes Belfield School Charlottesville, VA | General Operating Grant | $100,000 |
| Martha Jefferson Hospital Charlottesville, VA | Discretionary Support for Nuclear Medicine | $100,000 |
| Milwaukee School of Engineering Milwaukee, WI | Scholarship Fund | $25,000 |
| University of Pennsylvania Philadelphia, PA | Discretionary grant towards scholarship fund | $25,000 |
| Virginia PointtoPoint Foundation Middleburg, VA | For General Operating Purposes | $20,000 |
| Temple Gwathmey Foundation Elkton, MD | For General Operating Purposes | $15,333 |
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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 | $48,742,119 | $1,383,776 | $2,747,091 | $1,092,833 | 14 | $2,747,120 | $977,570 | $1,970,732 |
| 2024 | $48,805,149 | $2,636,359 | $2,070,676 | $640,500 | 8 | $5,521,756 | $2,109,180 | $2,076,430 |
| 2023 | $48,239,446 | $2,439,759 | $2,620,824 | $679,345 | 7 | $1,574,307 | $1,260,930 | $2,111,152 |
| 2022 | $48,866,163 | $2,253,854 | $3,129,491 | $1,300,475 | 5 | $2,202,368 | $1,078,859 | $2,391,675 |
| 2021 | $51,360,049 | $-3,074,297 | $3,360,725 | $714,503 | 23 | $5,058,981 | — | $2,942,742 |
| 2020 | $58,599,463 | $1,982,141 | $10,541,493 | $7,454,215 | 40 | — | $813,202 | $3,178,613 |
Under IRS private-foundation payout rules, Cassiopeia Foundation Inc reported a distributable amount of $2.0M for 2025 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated October 2026.
Mission & Focus Areas
No separate mission statement is provided. The foundation’s 2025 grants included general operating support, operating expenses, scholarships, and support for nuclear medicine. Its grantees illustrate a range of work: Blue Ridge Area Food Bank describes distributing food through providers and nutrition programs across central and western Virginia; Friends of Dragon Run describes protecting its watershed through public engagement, education, and conservation; Milwaukee School of Engineering describes providing undergraduate and graduate education; and Blue Ridge Abortion Fund describes providing financial, logistical, and emotional support related to abortion care.
Grantmaking
In filing year 2025, the foundation reported 14 grants totaling $1,092,833. Grant amounts ranged from $500 to $250,000, with a median of $25,000. The largest listed grants were $250,000 to Haverford College for the Stephen Raben Miller Scholarship Fund and $250,000 to Focus Ultrasound for general operating purposes. Other notable grants included $150,000 each to Blue Ridge Area Food Bank for operating expenses and Friends of Dragon Run for general operating purposes, and $100,000 each to Saint Annes Belfield School for a general operating grant and Martha Jefferson Hospital for discretionary support for nuclear medicine.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Diane Edgerton Miller as CEO Trustee, Ethan A Miller as Secretary Trustee, and Zachary Miller as CFO Trustee.
Cassiopeia Foundation Inc is led by Diane Edgerton Miller, CEO Trustee since 2022 (on filings since 2020); 2 of 3 officers listed in 2025 are compensated.
Officers on the 2025 filing
Diane Edgerton Miller
CEO Trustee
President, CEO & Trustee → CEO Trustee, 2022
On filings since 2020
40 hrs/week
$242K (2020) → $315K (2025)
Zachary A Miller
CFO Trustee
Trustee → Bookkeeper Trustee, 2022
Bookkeeper Trustee → CFO Trustee, 2023
On filings since 2020
40 hrs/week
$12K (2022) → $155K (2025)
Ethan A Miller
Secretary Trustee
Secretary & Trustee → Secretary Trustee, 2022
On filings since 2020
1 hr/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.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $315K, to Diane Edgerton Miller (CEO Trustee). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Cassiopeia Foundation Inc
How much does Cassiopeia Foundation Inc give each year?
Cassiopeia Foundation Inc gave $1.1M across 14 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $641K across 8 grants.
What is Cassiopeia Foundation Inc's typical grant size?
Cassiopeia Foundation Inc's median grant in 2025 was $25,000, and its average grant was $78,060, across 14 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Cassiopeia Foundation Inc that year got $46K on average.
Where does Cassiopeia Foundation Inc give grants?
Cassiopeia Foundation Inc gives mostly in Virginia: 71% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was Pennsylvania (25%). The most frequent recipient cities were Charlottesville, VA (5 grants).
Does Cassiopeia Foundation Inc give general operating support?
Yes: 57% of Cassiopeia Foundation Inc's 2025 grants with a stated purpose (8 of 14) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Cassiopeia Foundation Inc's largest grantees?
Cassiopeia Foundation Inc's largest 2025 grantees include Haverford College ($250,000), Focus Ultrasound ($250,000) and Blue Ridge Area Food Bank ($150,000), according to its 2025 IRS Form 990-PF. It also paid 1 individual scholarship ($5,500), which are not listed by name. Together they received 59% of its itemized 2025 grant dollars.
How large is Cassiopeia Foundation Inc?
Cassiopeia Foundation Inc reported $48.7M in total assets on its 2025 IRS Form 990-PF. It paid out $2.7M in qualifying distributions that year, against a required minimum of $2.0M (roughly 5% of its investment assets).
What does Cassiopeia Foundation Inc fund?
No separate mission statement is provided. The foundation’s 2025 grants included general operating support, operating expenses, scholarships, and support for nuclear medicine. See mission & focus areas ↑
How do I apply for a grant from Cassiopeia Foundation Inc?
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Cassiopeia Foundation Inc's EIN?
Cassiopeia Foundation Inc's EIN (Employer Identification Number) is 13-6034219. IRS Form 990 filing data is available on this page for 2020–2025.
Does Cassiopeia Foundation 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
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS November 15, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS November 15, 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 16, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS November 17, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 15, 2026)
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Cite this profile
Grantable. (2026). Cassiopeia Foundation Inc funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/cassiopeia-foundation-inc-morg_4a85df99b7a141228132ff53a608cbf7
BibTeX
@misc{grantable_136034219_2026,
author = {{Grantable}},
title = {{Cassiopeia Foundation Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/cassiopeia-foundation-inc-morg_4a85df99b7a141228132ff53a608cbf7},
note = {Accessed 2026-10-12. 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 Cassiopeia Foundation Inc'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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