The Ruth & J O Stone Foundation
Data sourced from IRS 990-PF public filings
The Ruth & J O Stone Foundation funds healthcare and community service initiatives, focusing on dental care and charitable events primarily in Delaware.
The Ruth & J O Stone Foundation has 88 grants on file funding 31 organizations. Giving increased from $970,069 in 2024 to $4,931,000 in 2025. Reported assets: $41,126,336.
Total Assets
$41,126,336
Grants (Last Year)
$4,931,000
Total Grants on File
88
Recipients Funded
31
Giving History
| Year | Total Granted | Grants Made | Avg Grant |
|---|---|---|---|
| 2025 | $4,931,000 | 29 | $170,034 |
| 2024 | $970,069 | 20 | $48,503 |
| 2023 | $2,827,431 | 21 | $134,640 |
| 2021 | $1,590,000 | 18 | $88,333 |
Top Grant Recipients
Clearwater, FL
Clearwater, FL
Clearwater, FL
Clearwater, FL
Clearwater, FL
Clearwater, FL
Clearwater, FL
BROOKHAVEN, GA
CLEARWATER, FL
Showing top 10 of 88 grants on file.
Officers & Trustees
From 2025 IRS 990-PF filing (data available for 7 filing years)
Timothy K Mariani
Dir, Pres
H Jason Hall
Dir, VP
Linda R Chamberlain
Sec, Treas, Dir
IRS Filing History
The Ruth & J O Stone Foundation has IRS 990-PF filings on record for 7 years, spanning 2018 to 2025.
Frequently Asked Questions
Other Foundations in Delaware
Unlock Full Foundation Data
Sign up for free to access the complete grant history, financial trends, key personnel, smart matching, and export tools.