William K Stewart Sr Foundation | Foundation Profile
GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like William K Stewart Sr Foundation. Data shown is extracted from Form 990-PF filings.
EIN: 23-2441723
Foundation Overview
Based in Philadelphia, PA, William K Stewart Sr Foundation has awarded 262 grants totaling $278,400 to organizations in Pennsylvania, Connecticut and 7 other states across the US. Individual grants range from $250 to $5,000, with a median award of $1,000.
Latest Tax Year
2024
Total Giving (all years)
$278,400
Total Assets
$521,868
Median Grant (all grants)
$1,000
Latest Form 990-PF Snapshot
Total Grants
66
Median Grant
$800
% Median Grant Decline
-20%
(vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year:
March 2026
Foundation Intelligence
Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies
New Applicant Friendliness
Balanced Approach: 36%
24 of 66 recipients (36%) were new grantees. Foundation maintains loyal partnerships while remaining open to qualified new applicants with strong proposals.
Geographic Focus
Pennsylvania
79% of all grants are concentrated in Pennsylvania, demonstrating highly focused geographic giving. This foundation prioritizes deep community impact in its primary service area. Within Pennsylvania, funding concentrates in Philadelphia (41%), Kenneth Square (11%), Chadds Ford (10%).
Funding Trajectory
+32%
Moderate 32% growth trend over 4 years suggests stable and gradually increasing funding capacity. This positive trajectory indicates reliable grant-making resources and sustainable philanthropic commitment.
Program Areas
Community Projects + 4 others
Diversified giving across multiple program areas with primary emphasis on community projects (55%). 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 William K Stewart Sr 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 |
|---|---|---|---|---|
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2024 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2024 |
| Brandywine Conservancy | $2,500 | Chadds Ford, PA, US | Conservation | 2024 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2024 |
| Connecticut College | $500 | New London, CT, US | Education | 2024 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2024 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2024 |
| Kacs Kennett Community | $800 | Kennett Square, PA, US | Community Service | 2024 |
| La Comunidad Hispana | $800 | Kennett Square, PA, US | Health And Community Services | 2024 |
| Maryland Province Fund | $1,000 | Philadelphia, PA, US | General Operations | 2024 |
| Milagro House | $800 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2024 |
| Natural Lands Trust | $1,500 | Media, PA, US | Conservation | 2024 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2024 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2024 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2024 |
| Save | $800 | Kenneth Square, PA, US | Conservation | 2024 |
| Stroud Water Research Ctr Inc | $1,500 | Avondale, PA, US | Conservation | 2024 |
| The Children's School | $1,000 | Oak Park, IL, US | Education | 2024 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2024 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2024 |
| University Of Pennsylvania | $1,100 | Philadelphia, PA, US | Education | 2024 |
| Serviam Girls Academy | $500 | Wilmington, DE, US | Education | 2024 |
| Why Not Prosper | $400 | Philadelphia, PA, US | Prison Transition | 2024 |
| Chester County Hospital Foundation | $1,000 | West Chester, PA, US | Support A Hospital | 2024 |
| Wild Earth Allies | $500 | Chevy Chase, MD, US | Conservation | 2024 |
| Sarah's Inn | $2,000 | Forest Park, IL, US | Support Families Of Affected By Domestic Violence | 2024 |
| Casa Philadelphia | $600 | Philadelphia, PA, US | Advocacy And Educational Support | 2024 |
| Lutheran Settlement House | $660 | Philadelphia, PA, US | Support For Social, Educational And Advocacy Services | 2024 |
| Gary Sinise Foundation | $660 | Merrifield, VA, US | Support For Veterans | 2024 |
| Neda | $680 | Dallas, TX, US | Support Of Eating Disorder Patients | 2024 |
| Kennett Library | $700 | Kenneth Square, PA, US | Education | 2024 |
| Smart Foundation | $500 | San Francisco, CA, US | Support Of Single Mothers | 2024 |
| Whyy | $500 | Philadelphia, PA, US | Support Of Public Media | 2024 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2024 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2024 |
| Brandywine Conservancy | $2,500 | Chadds Ford, PA, US | Conservation | 2024 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2024 |
| Connecticut College | $500 | New London, CT, US | Education | 2024 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2024 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2024 |
| Kacs Kennett Community | $800 | Kennett Square, PA, US | Community Service | 2024 |
| La Comunidad Hispana | $800 | Kennett Square, PA, US | Health And Community Services | 2024 |
| Maryland Province Fund | $1,000 | Philadelphia, PA, US | General Operations | 2024 |
| Milagro House | $800 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2024 |
| Natural Lands Trust | $1,500 | Media, PA, US | Conservation | 2024 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2024 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2024 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2024 |
| Save | $800 | Kenneth Square, PA, US | Conservation | 2024 |
| Stroud Water Research Ctr Inc | $1,500 | Avondale, PA, US | Conservation | 2024 |
| The Children's School | $1,000 | Oak Park, IL, US | Education | 2024 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2024 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2024 |
| University Of Pennsylvania | $1,100 | Philadelphia, PA, US | Education | 2024 |
| Serviam Girls Academy | $500 | Wilmington, DE, US | Education | 2024 |
| Why Not Prosper | $400 | Philadelphia, PA, US | Prison Transition | 2024 |
| Chester County Hospital Foundation | $1,000 | West Chester, PA, US | Support A Hospital | 2024 |
| Wild Earth Allies | $500 | Chevy Chase, MD, US | Conservation | 2024 |
| Sarah's Inn | $2,000 | Forest Park, IL, US | Support Families Of Affected By Domestic Violence | 2024 |
| Casa Philadelphia | $600 | Philadelphia, PA, US | Advocacy And Educational Support | 2024 |
| Lutheran Settlement House | $660 | Philadelphia, PA, US | Support For Social, Educational And Advocacy Services | 2024 |
| Gary Sinise Foundation | $660 | Merrifield, VA, US | Support For Veterans | 2024 |
| Neda | $680 | Dallas, TX, US | Support Of Eating Disorder Patients | 2024 |
| Kennett Library | $700 | Kenneth Square, PA, US | Education | 2024 |
| Smart Foundation | $500 | San Francisco, CA, US | Support Of Single Mothers | 2024 |
| Whyy | $500 | Philadelphia, PA, US | Support Of Public Media | 2024 |
| University Of Pennsylvania | $300 | Philadelphia, PA, US | Education | 2023 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2023 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2023 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2023 |
| Connecticut College | $500 | New London, CT, US | Education | 2023 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2023 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2023 |
| Maryland Province Fund | $1,000 | Philadelphia, PA, US | General Operations | 2023 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2023 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2023 |
| Stroud Water Research Ctr Inc | $2,000 | Avondale, PA, US | Conservation | 2023 |
| Theatre Exile Company | $2,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2023 |
| Brandywine Conservancy | $2,200 | Chadds Ford, PA, US | Conservation | 2023 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2023 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2022 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2022 |
| Brandywine Conservancy | $2,400 | Chadds Ford, PA, US | Conservation | 2022 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2022 |
| Connecticut College | $500 | New London, CT, US | Education | 2022 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2022 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2022 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2022 |
| La Comunidad Hispana | $500 | Kennett Square, PA, US | Health And Community Services | 2022 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2022 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2022 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2022 |
| Operation Warm | $250 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2022 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2022 |
| Save | $800 | Kenneth Square, PA, US | Conservation | 2022 |
| Stroud Water Research Ctr Inc | $2,000 | Avondale, PA, US | Conservation | 2022 |
| The Children's School | $2,000 | Oak Park, IL, US | Education | 2022 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2022 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2022 |
| University Of Pennsylvania | $800 | Philadelphia, PA, US | Education | 2022 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2022 |
| Maryland Province Fund | $1,000 | Philadelphia, PA, US | General Operations | 2022 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2022 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2022 |
| Brandywine Conservancy | $2,400 | Chadds Ford, PA, US | Conservation | 2022 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2022 |
| Connecticut College | $500 | New London, CT, US | Education | 2022 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2022 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2022 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2022 |
| La Comunidad Hispana | $500 | Kennett Square, PA, US | Health And Community Services | 2022 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2022 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2022 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2022 |
| Operation Warm | $250 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2022 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2022 |
| Save | $800 | Kenneth Square, PA, US | Conservation | 2022 |
| Stroud Water Research Ctr Inc | $2,000 | Avondale, PA, US | Conservation | 2022 |
| The Children's School | $2,000 | Oak Park, IL, US | Education | 2022 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2022 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2022 |
| University Of Pennsylvania | $800 | Philadelphia, PA, US | Education | 2022 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2022 |
| Maryland Province Fund | $1,000 | Philadelphia, PA, US | General Operations | 2022 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2021 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2021 |
| Brandywine Conservancy | $2,400 | Chadds Ford, PA, US | Conservation | 2021 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2021 |
| Connecticut College | $500 | New London, CT, US | Education | 2021 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2021 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2021 |
| Jesuits Fund Maryland Provice | $1,000 | Towson, MD, US | Support Of Priests | 2021 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2021 |
| La Comunidad Hispana | $1,500 | Kennett Square, PA, US | Health And Community Services | 2021 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2021 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2021 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2021 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2021 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2021 |
| Save | $800 | Kenneth Square, PA, US | Conservation | 2021 |
| St Joseph's Preparatory School | $2,000 | Philadelphia, PA, US | Education | 2021 |
| Stroud Water Research Ctr Inc | $800 | Avondale, PA, US | Conservation | 2021 |
| The Children's School | $2,000 | Oak Park, IL, US | Education | 2021 |
| The Land Conservancy For Southern Chester County | $800 | Avondale, PA, US | Conservation | 2021 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2021 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2021 |
| University Of Pennsylvania | $800 | Philadelphia, PA, US | Education | 2021 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2021 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2021 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2021 |
| Brandywine Conservancy | $2,400 | Chadds Ford, PA, US | Conservation | 2021 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2021 |
| Connecticut College | $500 | New London, CT, US | Education | 2021 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2021 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2021 |
| Jesuits Fund Maryland Provice | $1,000 | Towson, MD, US | Support Of Priests | 2021 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2021 |
| La Comunidad Hispana | $1,500 | Kennett Square, PA, US | Health And Community Services | 2021 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2021 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2021 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2021 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2021 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2021 |
| Save | $800 | Kenneth Square, PA, US | Conservation | 2021 |
| St Joseph's Preparatory School | $2,000 | Philadelphia, PA, US | Education | 2021 |
| Stroud Water Research Ctr Inc | $800 | Avondale, PA, US | Conservation | 2021 |
| The Children's School | $2,000 | Oak Park, IL, US | Education | 2021 |
| The Land Conservancy For Southern Chester County | $800 | Avondale, PA, US | Conservation | 2021 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2021 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2021 |
| University Of Pennsylvania | $800 | Philadelphia, PA, US | Education | 2021 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2021 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2021 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2021 |
| Brandywine Conservancy | $2,400 | Chadds Ford, PA, US | Conservation | 2021 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2021 |
| Connecticut College | $500 | New London, CT, US | Education | 2021 |
| Fulton Theatre | $500 | Lancaster, PA, US | Support Of Theatre & Arts | 2021 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2021 |
| Jesuits Fund Maryland Provice | $1,000 | Towson, MD, US | Support Of Priests | 2021 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2021 |
| La Comunidad Hispana | $1,500 | Kennett Square, PA, US | Health And Community Services | 2021 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2021 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2021 |
| Old St Joseph's Church | $3,000 | Philadelphia, PA, US | Church Outreach Support | 2021 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2021 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2021 |
| Save | $800 | Kenneth Square, PA, US | Conservation | 2021 |
| St Joseph's Preparatory School | $2,000 | Philadelphia, PA, US | Education | 2021 |
| Stroud Water Research Ctr Inc | $800 | Avondale, PA, US | Conservation | 2021 |
| The Children's School | $2,000 | Oak Park, IL, US | Education | 2021 |
| The Land Conservancy For Southern Chester County | $800 | Avondale, PA, US | Conservation | 2021 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2021 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2021 |
| University Of Pennsylvania | $800 | Philadelphia, PA, US | Education | 2021 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2021 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2020 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2020 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2020 |
| The Land Conservancy For Southern Chester County | $800 | Avondale, PA, US | Conservation | 2020 |
| Stroud Water Research Ctr Inc | $1,500 | Avondale, PA, US | Conservation | 2020 |
| St Joseph's Preparatory School | $5,000 | Philadelphia, PA, US | Education | 2020 |
| Save | $500 | Kenneth Square, PA, US | Conservation | 2020 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2020 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2020 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2020 |
| Old St Joseph's Church | $2,000 | Philadelphia, PA, US | Church Outreach Support | 2020 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2020 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2020 |
| La Comunidad Hispana | $500 | Kennett Square, PA, US | Health And Community Services | 2020 |
| Jesuits Fund Maryland Provice | $1,000 | Towson, MD, US | Support Of Priests | 2020 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2020 |
| Connecticut College | $500 | New London, CT, US | Education | 2020 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2020 |
| Brandywine Conservancy | $1,400 | Chadds Ford, PA, US | Conservation | 2020 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2020 |
| University Of Pennsylvania | $1,000 | Philadelphia, PA, US | Education | 2020 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2020 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2020 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2020 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2020 |
| The Land Conservancy For Southern Chester County | $800 | Avondale, PA, US | Conservation | 2020 |
| Stroud Water Research Ctr Inc | $1,500 | Avondale, PA, US | Conservation | 2020 |
| St Joseph's Preparatory School | $5,000 | Philadelphia, PA, US | Education | 2020 |
| Save | $500 | Kenneth Square, PA, US | Conservation | 2020 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2020 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2020 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2020 |
| Old St Joseph's Church | $2,000 | Philadelphia, PA, US | Church Outreach Support | 2020 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2020 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2020 |
| La Comunidad Hispana | $500 | Kennett Square, PA, US | Health And Community Services | 2020 |
| Jesuits Fund Maryland Provice | $1,000 | Towson, MD, US | Support Of Priests | 2020 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2020 |
| Connecticut College | $500 | New London, CT, US | Education | 2020 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2020 |
| Brandywine Conservancy | $1,400 | Chadds Ford, PA, US | Conservation | 2020 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2020 |
| University Of Pennsylvania | $1,000 | Philadelphia, PA, US | Education | 2020 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2020 |
| 1812 Productions Inc | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2020 |
| Theatre Exile Company | $1,000 | Philadelphia, PA, US | Support Of Theatre And Arts | 2020 |
| The Pennsylvania Prison Society | $1,000 | Philadelphia, PA, US | Support Of Released Prisoners | 2020 |
| The Land Conservancy For Southern Chester County | $800 | Avondale, PA, US | Conservation | 2020 |
| Stroud Water Research Ctr Inc | $1,500 | Avondale, PA, US | Conservation | 2020 |
| St Joseph's Preparatory School | $5,000 | Philadelphia, PA, US | Education | 2020 |
| Save | $500 | Kenneth Square, PA, US | Conservation | 2020 |
| Planned Parenthood Of Chester County | $500 | West Chester, PA, US | Family Planning | 2020 |
| Operation Warm | $500 | Chadds Ford, PA, US | Support Families In Need Of Winter Clothing | 2020 |
| Kacs Kennett Community | $500 | Kennett Square, PA, US | Community Service | 2020 |
| Old St Joseph's Church | $2,000 | Philadelphia, PA, US | Church Outreach Support | 2020 |
| Natural Lands Trust | $1,000 | Media, PA, US | Conservation | 2020 |
| Milagro House | $500 | Lancaster, PA, US | Support And Education For Impoverished Women And Children | 2020 |
| La Comunidad Hispana | $500 | Kennett Square, PA, US | Health And Community Services | 2020 |
| Jesuits Fund Maryland Provice | $1,000 | Towson, MD, US | Support Of Priests | 2020 |
| Georgetown University | $1,000 | Washington, DC, US | Education | 2020 |
| Connecticut College | $500 | New London, CT, US | Education | 2020 |
| Camp Dreamcatcher | $1,500 | Kenneth Square, PA, US | Support For Children & Families Affected By Aids | 2020 |
| Brandywine Conservancy | $1,400 | Chadds Ford, PA, US | Conservation | 2020 |
| Arden Theatre Company | $1,000 | Philadelphia, PA, US | Promote & Produce Theatrical Works | 2020 |
| University Of Pennsylvania | $1,000 | Philadelphia, PA, US | Education | 2020 |
| World Wildlife Fund | $500 | Washington, DC, US | Wildlife Preservation | 2020 |
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Contact Information
Official contact details for William K Stewart Sr Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.
| EIN | 23-2441723 |
| Website | N/A |
| Address | 602 S FRONT ST Philadelphia, PA 19147-1703 |
Key People (2)
Board members, trustees, and key staff who oversee William K Stewart Sr Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.
| Director And President | William K Stewart Jr |
|---|---|
| Director | Barabara Stewart Brown |
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 William K Stewart Sr 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
March 2026
based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.