The John R and Zelda Z Grubb
The John R and Zelda Z Grubb Charitable Foundation is a private operating foundation based in Urbandale, Iowa. Established in 1995 and tax-exempt since January 1997, the foundation manages substantial assets and maintains an active grantmaking program across multiple states. The foundation has a unique operational history, having previously operated two nursing homes for the elderly with approximately 124 beds before divesting these properties in an asset sale in 2021.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$569K
+46.1% YoY
Grant Count
13
-7.1% YoY
Avg Grant Size
$44K
+57.4% YoY
Mission & Focus Areas
The foundation's giving priorities focus primarily on:
- Health and healthcare-related initiatives
- Children and youth services
- Social services
- Education, philanthropy, and voluntarism
The foundation does not specify a narrow focus area, indicating broad philanthropic interests across these general categories.
Grantmaking
The foundation is open to new applicants, with approximately 12% of new applicants receiving funding.
Grant Range
approximately $1,000–$345,250
Average Grant
approximately $1,000–$345,250
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Geographic Focus
Where this funder awards grants
The foundation supports organizations across multiple states:
- Primary: Iowa (Des Moines, Cedar Rapids)
- Secondary: Arizona, California, Georgia
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
As of 2024:
- Total Assets: $11,999,085
- Total Revenues: $436,887
- Total Expenses: $728,735
- Total Liabilities: $205,000 (2023 data)
As of 2023:
- Total Assets: $12.5 million
- Total Revenues: $88,200
- Total Expenses: $529,000
The foundation's expense ratio reflects ongoing operational wind-down activities related to the 2021 sale of its nursing home properties, with current activities focused on collections of revenue and refunds of prior expenses.
| 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
82 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
John W. Grubb serves as both President and Secretary of the foundation, working on a voluntary basis without compensation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| JOHN W GRUBB | PRESIDENT | 1 | — |
| KIMBERLY D GRUBB | VICE PRESIDENT, SECRETARY, TREASURER | 1 | — |
Contact Information
Address: 16131 Sharon Ct, Urbandale, IA 50323-0009
Telephone: 515-707-7202
EIN: 42-6521745
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Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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