Cassiopeia Foundation Inc

CHARLOTTESVLE, VA EIN: 13-6034219

Cassiopeia Foundation Inc is a private philanthropic foundation based in Charlottesville, Virginia. Originally incorporated in 1944 in New York as the W. Alton Jones Foundation, the organization underwent significant restructuring in 2001, when it was renamed the Blue Moon Fund. The foundation operates as a grantmaking institution and impact investing vehicle focused on building human and natural resilience to a changing and warming world.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$48.8M

+1.2% YoY

Annual Giving

$641K

-5.7% YoY

Grant Count

8

+14.3% YoY

Avg Grant Size

$80K

-17.5% YoY

Under IRS private-foundation payout rules, Cassiopeia Foundation Inc reported a distributable amount of $2.1M for 2024 — the minimum it must pay out in qualifying distributions.

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation supports initiatives that work to build human and natural resilience to a changing and warming world, utilizing natural, social, and financial capital to implement new models in high-diversity regions around the world.

Primary funding areas include:

  • Education
  • Philanthropy, Voluntarism & Grantmaking
  • Human Services

The foundation has a particular emphasis on environmental and social impacts as defined by the founding family, with a strategic focus on sustainable community development and impact investing.

Grantmaking

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Geographic Focus

Where this funder awards grants

The foundation primarily funds initiatives in:

  • Virginia
  • West Virginia
  • Pennsylvania

The foundation has demonstrated particular commitment to Central Appalachia through regional initiatives and impact investing platforms.

Grant Distribution by State

12states
+4 more states

Cities

AlexandriaAshevilleBeavertonBeckleyBereaBethesdaBronxCharles TownCharlestonCharlottesvilleClaytonClevelandCrozetDeltavilleElktonGarrisonHaverfordHazardNew YorkOrange

Financial History

Multi-year comparison from IRS filings

Total Assets: $48,805,149 (as of 2024 IRS Form 990)

Total Giving (2024): $640,500

Revenue (2020): $1,982,141

Expenses (2020): $10,541,493

Assets (2020): $58,599,463

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$3M$6M$9M$12M20202021202220232024
Metric202420232022
Total Assets$48,805,149$48,239,446$48,866,163
Revenue$2,636,359$2,439,759$2,253,854
Expenses$2,070,676$2,620,824$3,129,491
Qualifying Distributions$5,521,756$1,574,307$2,202,368
Net Investment Income$2,109,180$1,260,930$1,078,859
Distributable Amount$2,076,430$2,111,152$2,391,675

Giving Over Time

Total grant dollars and number of grants per year

$0$2M$4M$6M$7M40 grants202023 grants20215 grants20227 grants20238 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 8 recipients in 2024

Focus Ultrasound$250KSaint Annes Belfield Sch…$200KHaverford College$75KLower Middlesex Fire Dep…$50KTandem Friends School$25KFoxfield Racing LLC$25KTemple Gwathmey Foundation$15KWest Virginia Community …$500

Grant Size Distribution

83 grants across all recorded years

44<$50K10$50–100K15$100–250K10$250–500K2$500K–1M2$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Focus Ultrasound ($250,000), Saint Annes Belfield School ($200,000), Haverford College ($75,000).

RecipientPurposeAmount
Focus Ultrasound Charlottesville, VAGeneral Operating$250,000
Temple Gwathmey Foundation Elkton, MDRider Helmet Replacement Fund$15,000
Tandem Friends School Charlottesville, VAGeneral Operating Grant$25,000
Saint Annes Belfield School Charlottesville, VAGeneral Operating Grant$200,000
Foxfield Racing LLC Charlottesville, VAGeneral Operating - Fall Sponsorship$25,000
Haverford College Haverford, PAStephen Raben Miller Scholarship Fund$75,000
Lower Middlesex Fire Department Deltaville, VANew Truck Fund$50,000
West Virginia Community Development Hub Charleston, WVGeneral Operating$500

Leadership & Key People

Leadership team and compensation from IRS filings

Diane Miller - President

Zachary Miller - CFO and Trustee. Miller is the great-grandson of William Alton "Pete" Jones, the oil tycoon and horse racing enthusiast who established the foundation in 1944. He is an amateur steeplechase jockey and professional horse trainer.

Stephanie Randolph - Team member focused on strategically identifying investment opportunities that advance environmental and social impacts. She provides intelligence and analysis on opportunities to drive social change, manages internal projects, and cultivates strategic relationships across diverse stakeholders. Randolph serves as co-chair of the Energy & Natural Resources Working Group of the Appalachia Funders Network and co-leads a regional initiative to launch an impact investing platform in Central Appalachia.

Compensation Overview

From 2024 IRS filing

Diane Edgerton MillerCEO Trustee$315KZachary MillerCFO Trustee$155K

From 2024 filing

NameTitleHoursCompensation
Diane Edgerton MillerCEO Trustee30$315,000
Ethan A MillerSecretary Trustee1
Zachary MillerCFO Trustee37.5$154,800

Recent News & Activity

Recent developments and announcements

2024

In August 2024, the Cassiopeia Foundation announced the purchase of the Foxfield property in Albemarle County, Virginia. The acquisition ensures the preservation of this historic steeplechase racing site and provides a stable platform for the continued operations of the independent Foxfield Racing LLC, a 501(c)(3) organization. The purchase fulfills the vision of founder Mariann de Tejeda and commits the foundation to safeguarding the property for future generations. The property, located just 5 miles from downtown Charlottesville, is positioned as an ideal location to grow community engagement, education, and employment opportunities in the equine industry.

John William Pope Foundation Announces 2026 Joy W. Pope Memorial Grants |

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What does Cassiopeia Foundation Inc fund?

The foundation supports initiatives that work to build human and natural resilience to a changing and warming world, utilizing natural, social, and financial capital to implement new models in high-diversity regions around the world. Primary funding areas include: • Education • Philanthropy, Voluntarism & Grantmaking • Human Services The foundation has a particular emphasis on environmental and social impacts as defined by the founding family, with a strategic focus on sustainable community dev…

How do I apply for a grant from Cassiopeia Foundation Inc?

**Grant Amounts:** Typical awards range from $100 to $1,000,000. **Recent Activity:** Based on the most recent IRS Form 990 filing (2024), the foundation distributed $640,500 in total giving. **Investment Approach:** The foundation operates as an innovative philanthropic investment vehicle that supports its programmatic priorities solely through impact investing vehicles, strategically identifying investment opportunities that advance environmental and social impacts while producing financial r…

Where does Cassiopeia Foundation Inc make grants?

The foundation primarily funds initiatives in: • Virginia • West Virginia • Pennsylvania The foundation has demonstrated particular commitment to Central Appalachia through regional initiatives and impact investing platforms.

What size grants does Cassiopeia Foundation Inc award?

In 2024, Cassiopeia Foundation Inc awarded 8 grants totaling $641K — an average of about $80K per grant, based on its IRS Form 990 filings.

How much is Cassiopeia Foundation Inc required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Cassiopeia Foundation Inc reported a distributable amount of $2.1M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

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 2020–2024.

Explore Open Grants

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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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