DONALD & MARTHA DEWEES FOUNDATION
Data sourced from IRS 990-PF public filings
DONALD AND MARTHA DEWEES FOUNDATION funds operational support for arts and historical organizations, as well as health-related charities, primarily in Delaware.
DONALD & MARTHA DEWEES FOUNDATION has 57 grants on file funding 30 organizations. Giving increased from $929,564 in 2024 to $1,115,985 in 2025. Reported assets: $22,736,733.
Total Assets
$22,736,733
Grants (Last Year)
$1,115,985
Total Grants on File
57
Recipients Funded
30
Giving History
| Year | Total Granted | Grants Made | Avg Grant |
|---|---|---|---|
| 2025 | $1,115,985 | 24 | $46,499 |
| 2024 | $929,564 | 19 | $48,924 |
| 2023 | $100,000 | 6 | $16,667 |
| 2021 | $20,700 | 8 | $2,588 |
Top Grant Recipients
WILMINGTON, DE
DOVER, DE
WILMINGTON, DE
NEW YORK, NY
WILMINGTON, DE
THREE FORKS, MT
Showing top 10 of 57 grants on file.
Officers & Trustees
From 2025 IRS 990-PF filing (data available for 14 filing years)
CECELIA L DUGAN
BOARD MEMBER
DONALD C DEWEES JR
BOARD MEMBER
MARTHA F DEWEES
BOARD MEMBER
IRS Filing History
DONALD & MARTHA DEWEES FOUNDATION has IRS 990-PF filings on record for 14 years, spanning 2010 to 2025.
Frequently Asked Questions
Other Foundations in Delaware
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