Sandstone Foundation
Sandstone Foundation is a corporate foundation based in Mayfield Heights, Ohio. It is affiliated with Sandstone Capital Partners and operates as a 501(c)(3) private independent foundation. The organization was granted tax-exempt status in April 2015.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$85K
-65.2% YoY
Grant Count
18
-25.0% YoY
Avg Grant Size
$5K
-53.6% YoY
Mission & Focus Areas
The foundation supports a diverse range of charitable organizations. Recent grantmaking reflects interests in civil liberties, reproductive rights, education, arts and culture, and community development. Notable grantees include the ACLU, Preterm, Urge, Positive Education Program, The City Club of Cleveland, Borderlight International Theater Festival, and Hathaway Brown.
Grantmaking
The foundation received $200,000 in operating support from The Char and Chuck Fowler Family Foundation in 2024.
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Geographic Focus
Where this funder awards grants
The foundation operates primarily in Ohio, with a focus on the Cleveland area and surrounding communities.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
2024 Financial Summary
- Total Assets: $901,942
- Total Revenue: $228,279
- Total Expenses: $92,016
- Total Liabilities: $0
- Number of Employees: 0
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
114 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Planned Parenthood ($25,813), Positive Education Program ($22,200), Aclu of Ohio ($5,000).
| Recipient | Purpose | Amount |
|---|---|---|
| ACLU OF OHIO CLEVELAND, OH | GENERAL | $5,000 |
| AMERICAN CANCER SOCIETY CLEVELAND, OH | GENERAL | $200 |
| BORDERLIGHT CLEVELAND, OH | GENERAL | $5,000 |
| CASE WESTERN RESERVE UNIVERSITY CLEVELAND, OH | GENERAL | $2,500 |
| FACING HISTORY AND OURSELVES BOSTON, MA | GENERAL | $1,000 |
| FIRST TEE NEWBURGH HEIGHTS, OH | GENERAL | $1,010 |
| IDEASTREAM CLEVELAND, OH | GENERAL | $1,200 |
| LA JOLLA PLAYHOUSE LA JOLLA, CA | GENERAL | $3,000 |
| MEDWISH CLEVELAND, OH | GENERAL | $2,500 |
| PLANNED PARENTHOOD NEW YORK, NY | GENERAL | $25,813 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| ROBERT MARTENS | DIRECTOR | 5 | — |
| HOLLEY FOWLER MARTENS | DIRECTOR | 5 | — |
| ALYCIA P MARTENS | DIRECTOR | 5 | — |
Contact Information
Address: 5900 Landerbrook Drive, Suite 200, Mayfield Heights, OH 44124
Telephone: 440-440-0460
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What does Sandstone Foundation fund?
The foundation supports a diverse range of charitable organizations. Recent grantmaking reflects interests in civil liberties, reproductive rights, education, arts and culture, and community development. Notable grantees include the ACLU, Preterm, Urge, Positive Education Program, The City Club of Cleveland, Borderlight International Theater Festival, and Hathaway Brown.
How do I apply for a grant from Sandstone Foundation?
**Grant Activity (2024)** • Made 24 grants in 2024 • Recent grants include: • Positive Education Program: $22,200 • The City Club of Cleveland: $5,000 • Borderlight International Theater Festival: $5,000 **Funding Sources** The foundation received $200,000 in operating support from The Char and Chuck Fowler Family Foundation in 2024.
Where does Sandstone Foundation make grants?
The foundation operates primarily in Ohio, with a focus on the Cleveland area and surrounding communities.
What size grants does Sandstone Foundation award?
In 2024, Sandstone Foundation awarded 18 grants totaling $85K — an average of about $5K per grant, based on its IRS Form 990 filings.
What is Sandstone Foundation's EIN?
Sandstone Foundation's EIN (Employer Identification Number) is 47-2442291. IRS Form 990 filing data is available on this page for 2019–2024.
Explore Open Grants
Browse active grant opportunities in Sandstone Foundation's focus areas in our free grants database
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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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