Donald & Martha Dewees Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Donald & Martha Dewees Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 26-0873138

Foundation Overview

Based in Greenville, DE, Donald & Martha Dewees Foundation has awarded 143 grants totaling $3,471,363 to organizations in New York, Delaware and 9 other states across the US. Individual grants range from $50 to $250,000, with a median award of $10,000.

Latest Tax Year
2025
Total Giving (all years)
$3,471,363
Total Assets
$26,213,922
Median Grant (all grants)
$10,000

Latest Form 990-PF Snapshot

Total Grants
24
Median Grant
$25,000
% Median Grant Growth
+25% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: May 2026

Foundation Intelligence

Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies

New Applicant Friendliness
Growth-Minded: 58%

14 of 24 recipients (58%) were new grantees. Foundation actively seeks new partnerships to expand impact. Fresh approaches and innovative programs receive serious consideration.

Geographic Focus
Delaware

69% of grants are awarded in Delaware, with additional funding distributed across 10 other locations. The foundation balances regional focus with broader geographic diversity. Within Delaware, funding concentrates in Wilmington (65%), Dover (17%), Greenville (11%).

Funding Trajectory
+4669%

Strong 4669% growth in annual giving over 9 years indicates expanding philanthropic capacity and increasing opportunities for grant seekers. This upward trajectory suggests growing foundation resources and commitment.

Program Areas
General Purposes + 2 others

Diversified giving across multiple program areas with primary emphasis on general purposes (76%). This broad approach suggests openness to various causes and innovative cross-sector solutions.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into Donald & Martha Dewees Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.

Name Amount Location Purpose Year
Stop Soldier Suicide $2,500 Raleigh, NC, US Operations 2025
De Audobon $13,396 Newark, DE, US Operations 2025
Coalition Salute American Heros $5,000 Williamsburg, VA, US Operations 2025
De Wild Lands $5,089 Townsend, DE, US Operations 2025
Serafin Presents Inc $20,000 Wilmington, DE, US Operations 2025
Salesianum School $20,000 Wilmington, DE, US Operations 2025
Delaware Art Museum $40,000 Wilmington, DE, US Operations 2025
Camphill Village $25,000 Kimberton, PA, US Operations 2025
Samaritans Purse $25,000 Boone, NC, US Operations 2025
Talon Reach Foundation $50,000 Three Forks, MT, US Operations 2025
First Comm Foundation $50,000 Wilmington, DE, US Operations 2025
Ymca Of De $50,000 Wilmington, DE, US Operations 2025
Leukemia Lymphoma Soc $50,000 New York, NY, US Annual Fundraiser 2025
De Historical Society $65,000 Wilmington, DE, US Operations 2025
The Challenge Program $75,000 Wilmington, DE, US Operations 2025
Humane Animal Partners De $250,000 Wilmington, DE, US Operations 2025
Biggs Museum $250,000 Dover, DE, US Operations 2025
Plastic Free Delaware-summer Sponsor $25,000 Wilmington, DE, US Operations 2025
Friends Of Canby Grove Park $15,000 Wilmington, DE, US Operations 2025
Hagley Museum & Library-crowninshield Garden $10,000 Wilmington, DE, US Operations 2025
The Kennett Pike Association $15,000 Wilmington, DE, US Operations 2025
Mans Legacy Foundation $25,000 Greenville, DE, US Operations 2025
Friends Of John Dickinson Mansion $15,000 Dover, DE, US Operations 2025
Delaware Nature Society $15,000 Hockessin, DE, US Operations 2025
Cash Canines Assisting Service Heros $12,000 Dover, DE, US Service Dog Training 2024
Kennett Pike Association $15,000 Wilmington, DE, US Operations 2024
Humane Animal Partners De $20,000 Wilmington, DE, US Operations 2024
Owls Nest Fund $210,000 Wilmington, DE, US Operations 2024
Talon Reach Foundation $50,000 Three Forks, MT, US Operations 2024
Delaware Art Museum $10,000 Wilmington, DE, US Operations 2024
First Comm Foundation $50,000 Wilmington, DE, US Operations 2024
Ronald Mcdonald House Charities $35,000 Wilmington, DE, US Operations 2024
Salesianum School $20,000 Wilmington, DE, US Operations 2024
Childrens Beach House $1,100 Wilmington, DE, US Operations 2024
Colel Chabad $1,000 Brooklyn, NY, US Operations 2024
Tunnel To Towers $264 Staten Island, NY, US Operations 2024
Biggs Museum $250,000 Dover, DE, US Operations 2024
Leukemia Lymphoma Soc $100,000 New York, NY, US Annual Fundraiser 2024
De Historical Society $65,000 Wilmington, DE, US Operations 2024
Camphill Village $25,000 Kimberton, PA, US Operations 2024
De Horticulture $5,200 Wilmington, DE, US Operations 2024
American Red Cross $40,000 Wilmington, DE, US Operations 2024
Com Fdn Of Western Nc $20,000 Asheville, NC, US Operations 2024
Cash Canines Assisting Service Heros $12,000 Dover, DE, US Service Dog Training 2024
Kennett Pike Association $15,000 Wilmington, DE, US Operations 2024
Humane Animal Partners De $20,000 Wilmington, DE, US Operations 2024
Owls Nest Fund $210,000 Wilmington, DE, US Operations 2024
Talon Reach Foundation $50,000 Three Forks, MT, US Operations 2024
Delaware Art Museum $10,000 Wilmington, DE, US Operations 2024
First Comm Foundation $50,000 Wilmington, DE, US Operations 2024
Ronald Mcdonald House Charities $35,000 Wilmington, DE, US Operations 2024
Salesianum School $20,000 Wilmington, DE, US Operations 2024
Childrens Beach House $1,100 Wilmington, DE, US Operations 2024
Colel Chabad $1,000 Brooklyn, NY, US Operations 2024
Tunnel To Towers $264 Staten Island, NY, US Operations 2024
Biggs Museum $250,000 Dover, DE, US Operations 2024
Leukemia Lymphoma Soc $100,000 New York, NY, US Annual Fundraiser 2024
De Historical Society $65,000 Wilmington, DE, US Operations 2024
Camphill Village $25,000 Kimberton, PA, US Operations 2024
De Horticulture $5,200 Wilmington, DE, US Operations 2024
American Red Cross $40,000 Wilmington, DE, US Operations 2024
Com Fdn Of Western Nc $20,000 Asheville, NC, US Operations 2024
Cash Canines Assisting Service Heroes $12,000 Dover, DE, US Service Dog Training (Dewey) 2023
Delaware Art Museum $31,000 Wilmington, DE, US Operations 2023
Leukemia Lymphoma Society $25,000 New York, NY, US Annual Fundraiser 2023
Samaritans Purse $10,000 Boone, NC, US Operations 2023
Delaware Historical Society $20,000 Wilmington, DE, US Operations 2023
Childrens Beach House $2,000 Wilmington, DE, US Operations 2023
Biggs Museum Of American Art $5,500 Dover, DE, US Operations 2022
Delaware Art Museum $15,500 Wilmington, DE, US Operations 2022
East Coast Greenway Alliance $2,000 Durham, NC, US Fundraiser 2022
Learn To Read Foundation Llc $10,000 Greenville, DE, US Operations 2022
Leukemia Lymphoma Society $5,000 New York, NY, US Lavaman Triathalon Fundraiser 2022
Owls Nest Fund $20,000 Greenville, DE, US Historical Repair/maintenance 2022
American Red Cross $10,000 Boone, IA, US Florida Hurricane Relief 2022
Toys For Tots Delaware $500 Triangle, VA, US Delaware Fund Drive 2022
Cash Canines Assisting Service Heroes $12,000 Dover, DE, US Service Dog Training (Dewey) 2022
Make-a-wish Foundation $500 Wilmington, DE, US Operations 2022
Biggs Museum Of American Art $5,500 Dover, DE, US Operations 2022
Delaware Art Museum $15,500 Wilmington, DE, US Operations 2022
East Coast Greenway Alliance $2,000 Durham, NC, US Fundraiser 2022
Learn To Read Foundation Llc $10,000 Greenville, DE, US Operations 2022
Leukemia Lymphoma Society $5,000 New York, NY, US Lavaman Triathalon Fundraiser 2022
Owls Nest Fund $20,000 Greenville, DE, US Historical Repair/maintenance 2022
American Red Cross $10,000 Boone, IA, US Florida Hurricane Relief 2022
Toys For Tots Delaware $500 Triangle, VA, US Delaware Fund Drive 2022
Cash Canines Assisting Service Heroes $12,000 Dover, DE, US Service Dog Training (Dewey) 2022
Make-a-wish Foundation $500 Wilmington, DE, US Operations 2022
Biggs Museum Of American Art $5,500 Dover, DE, US Operations 2022
Delaware Art Museum $15,500 Wilmington, DE, US Operations 2022
East Coast Greenway Alliance $2,000 Durham, NC, US Fundraiser 2022
Learn To Read Foundation Llc $10,000 Greenville, DE, US Operations 2022
Leukemia Lymphoma Society $5,000 New York, NY, US Lavaman Triathalon Fundraiser 2022
Owls Nest Fund $20,000 Greenville, DE, US Historical Repair/maintenance 2022
American Red Cross $10,000 Boone, IA, US Florida Hurricane Relief 2022
Toys For Tots Delaware $500 Triangle, VA, US Delaware Fund Drive 2022
Cash Canines Assisting Service Heroes $12,000 Dover, DE, US Service Dog Training (Dewey) 2022
Make-a-wish Foundation $500 Wilmington, DE, US Operations 2022
Leukemia & Lymphoma Society $5,000 New York, NY, US Woman Of The Year Campaign - Susan Mulvihill 2021
Biggs Museum Of American Art $3,000 Dover, DE, US Dr Edward Burka Collection Exhibition "inventing Illustrations" 2021
East Coast Greenway Alliance $1,000 Durham, NC, US Dewees/delaware Boys 2021
Delaware Art Museum $5,000 Wilmington, DE, US Annual Fund 2021
St Elizabeth School $500 Wilmington, DE, US Toni Battaglia Scholarship Fund 2021
Delaware Historical Society $5,100 Wilmington, DE, US Capital Campaign - Final Pledge Payment 2021
The Meeting Place $100 West Palm Beach, FL, US In Memory Of Jeffrey Bowers 2021
Learn To Read Foundation Llc $1,000 Greenville, DE, US Operations 2021
Jerry K Grossman Social Justice Fund $1,500 Washington, DC, US Endowed Fund At Georgetown University Law Center 2020
Christiana Care Health System $10,000 Wilmington, DE, US Capital Campaign 2020
Kalmar Nyckel Foundation $8,500 Wilmington, DE, US Capital Campaign 2020
Leukemia & Lymphoma Society $5,000 Wilmington, DE, US Annual Fund 2020
First Unitarian Church $50 Wilmington, DE, US In Memory Of Lewis Collat 2020
Canaan Baptist Church $500 New Castle, DE, US Operations 2020
Learn To Read Foundation Llc $250 Greenville, DE, US Operations 2020
Leukemia & Lymphoma Society $750 Wilmington, DE, US Woman Of The Year Campaign - Ellen Rubesin 2020
Biggs Museum Of American Art $5,000 Dover, DE, US Expansion Of Frank E Schoonover Gallery Of American Illustration 2020
Jerry K Grossman Social Justice Fund $250 Washington, DC, US Endowed Fund At Georgetown University Law Center 2020
Bucknell University $500 Lewisburg, PA, US Bison Club (athletics) Annual Giving 2020
Canaan Baptist Church $500 New Castle, DE, US Operations 2020
Delaware Historical Society $5,400 Wilmington, DE, US Capital Campaign 2020
Leadership Delaware Inc $1,000 Rockland, DE, US Graduation/celebration Event Sponsorship 2020
Delaware Art Museum $2,000 Wilmington, DE, US Annual Fund 2020
Christiana Care Health System $11,000 Wilmington, DE, US Capital Campaign 2018
Junior Achievement Of Delaware $100 Wilmington, DE, US De Business Leaders Hall Of Fame 2018
Bucknell University $2,000 Lewisburg, PA, US Bison Club Athletics Annual Giving 2018
Delaware Art Museum $10,000 Wilmington, DE, US Annual Fund 2018
Delaware Historical Society $5,400 Wilmington, DE, US Capital Campaign 2018
Frank E Schoonover Fund Inc $1,000 Greenville, DE, US Equipment 2018
Kalmar Nyckel Foundation $8,500 Wilmington, DE, US Capital Campaign 2018
Biggs Museum Of American Art $200 Dover, DE, US Annual Gala Sponsor 2017
Delaware Historical Society $5,400 Wilmington, DE, US Capital Campaign 2017
Kalmar Nyckel Foundation $8,500 Wilmington, DE, US Capital Campaign 2017
The Jefferson School $100 Baltimore, MD, US Autism Walk To Benefit Programs 2017
American Red Cross $3,500 Boone, IA, US Hurricane Disaster Relief 2017
Bucknell University $1,000 Lewisburg, PA, US Bison Club Athletics Annual Giving 2017
Leukemia & Lymphona Society De Chapter $1,000 Wilmington, DE, US Operations 2017
Delaware Art Museum $10,000 Wilmington, DE, US Annual Fund 2017
Lustgarten Foundation For Pancreatic Cancer Research $100 Woodbury, NJ, US Research 2017
Trustees Of University Of Pennsylvania $50 Philadelphia, PA, US Research 2017
Frank E Schoonover Fund Inc $100 Greenville, DE, US Book Research 2017
Biggs Museum Of American Art $1,000 Dover, DE, US Annual Gala Sponsor 2016
Kalmar Nyckel Foundation $16,000 Wilmington, DE, US Capital Campaigncapital Campaign 2016
Korean War Veterans Memorial Foundation $1,000 New Windsor, MD, US Capital Campaign 2016
Delaware Historical Society $5,400 Wilmington, DE, US Capital Campaign 2016

Foundations Similar to Donald & Martha Dewees Foundation

Discover 5 foundations with comparable assets ($25,681,521-$26,113,039), similar grant patterns, and geographic focus in DE that may also align with your organization's funding needs and grant seeking strategy.

Foundation Name Total Assets Typical Grant Size Service Area Similarity Match

EIN: 93-2086971 | 4 grants awarded
$26,113,039
(≈ Similar)
$15,000
median grant
Wilmington, DE
Same state
100%
Excellent match

EIN: 56-2403164 | 389 grants awarded
$25,950,375
(≈ Similar)
$5,000
median grant
Wilmington, DE
Same state
99%
Excellent match

EIN: 57-0324909 | 131 grants awarded
$25,853,929
(≈ Similar)
$20,000
median grant
Wilmington, DE
Same state
99%
Excellent match

EIN: 51-6024607 | 464 grants awarded
$25,699,183
(≈ Similar)
$5,000
median grant
Wilmington, DE
Same state
99%
Excellent match

EIN: 45-2732010 | 203 grants awarded
$25,681,521
(≈ Similar)
$5,000
median grant
Wilmington, DE
Same state
99%
Excellent match

Contact Information

Official contact details for Donald & Martha Dewees Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 26-0873138
Website N/A
Address 4200 PYLES FORD RD Greenville, DE 19807-1734

Key People (3)

Board members, trustees, and key staff who oversee Donald & Martha Dewees Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

Board Member Martha F Dewees
Board Member Donald C Dewees Jr
Board Member Cecelia L Dugan

Forms 990-PF

IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.

Form 990-PF Research Tips
  • Review Part XV for detailed grant recipient information and funding purposes
  • Check Part I for total assets, annual giving amounts, and payout requirements
  • Examine Part VIII for key personnel compensation and board structure
  • Look for trends across multiple years to understand giving patterns

About This Foundation Profile

This comprehensive foundation profile for Donald & Martha Dewees Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.

Data Sources & Accuracy

All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.

Research Applications

Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.

Data Currency: Last updated May 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.