Private Foundation

DONALD & MARTHA DEWEES FOUNDATION

Based in GREENVILLE, DE, DONALD & MARTHA DEWEES FOUNDATION operates as a Private Foundation. The organization reported $1.3M in revenue, $1.3M in expenses, $22.7M in total assets for fiscal year 2025. Imperigo tracks 113 reported grants from this foundation totaling approximately $2.4M.

EIN: 260873138 GREENVILLE, DE Latest filing: 2025
Total Revenue$1.3M
Total Expenses$1.3M
Total Assets$22.7M
Grants Given113
Grant Total$2.4M
Filing Years2021–2025

Sample Grants Given

HUMANE ANIMAL PARTNERS DE
WILMINGTON, DE · 2025
OPERATIONS
$250,000
BIGGS MUSEUM
DOVER, DE · 2025
OPERATIONS
$250,000
THE CHALLENGE PROGRAM
WILMINGTON, DE · 2025
OPERATIONS
$75,000
DE HISTORICAL SOCIETY
WILMINGTON, DE · 2025
OPERATIONS
$65,000
FIRST COMM FOUNDATION
WILMINGTON, DE · 2025
OPERATIONS
$50,000

Showing up to 5 of 113 total records — full history available with membership.

Officers & Directors

BOARD MEMBER Cecelia L Dugan
BOARD MEMBER Donald C Dewees Jr
BOARD MEMBER Martha F Dewees

Officer compensation and complete director data available with membership.

Top Grant Purposes

OPERATIONS
$1,983,199 58 grants
ANNUAL FUNDRAISER
$175,000 3 grants
CAPITAL CAMPAIGN
$86,600 11 grants
ANNUAL FUND
$42,000 6 grants
SERVICE DOG TRAINING (DEWEY)
$24,000 2 grants

Financial Trends

Year Revenue Expenses Assets
2025 $1.3M $1.3M $22.7M
2024 $1.1M $1.0M $22.7M
2023 $986K $167K $22.7M
2022 $145K $115K $1.8M
2021 $163K $52K $1.8M

Between 2021 and 2025, reported annual revenue grew from $163K to $1.3M (+676%), with total assets most recently reported at $22.7M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in DC, DE, FL, IA, MD, MT, and 4 other states.

DCDEFLIAMDMTNCNJNYPA

Full geographic grant map with state-by-state breakdown available with membership.

See the full picture for DONALD & MARTHA DEWEES FOUNDATION

Complete financials, all 113 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

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