Barbara & William Rosenthal Family Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Barbara & William Rosenthal Family Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 22-6753977

Foundation Overview

Based in Greenville, DE, Barbara & William Rosenthal Family Foundation has awarded 186 grants totaling $3,976,165 to organizations in New York, Virginia and 11 other states across the US. Individual grants range from $2,000 to $500,000, with a median award of $15,000.

Latest Tax Year
2024
Total Giving (all years)
$3,976,165
Total Assets
$28,702,655
Median Grant (all grants)
$15,000

Latest Form 990-PF Snapshot

Total Grants
0 (No grants in 2024)
Median Grant
$0
% Median Grant Decline
-100% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: February 2026

Foundation Intelligence

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

New Applicant Friendliness
Relationship-Focused: 21%

7 of 34 recipients (21%) were new grantees. Foundation strongly favors organizations with proven track records. New partnerships develop slowly over time.

Geographic Focus
New York

Grants are geographically diversified with 38% in New York and funding distributed across 13 total locations. This foundation values broad geographic impact and diverse community partnerships. Within New York, funding concentrates in New York (85%), Brooklyn (8%), Rye Brook (7%).

Funding Trajectory
+153%

Strong 153% growth in annual giving over 3 years indicates expanding philanthropic capacity and increasing opportunities for grant seekers. This upward trajectory suggests growing foundation resources and commitment.

Program Areas
General Purposes

Highly focused on general purposes with 100% of funding dedicated to this sector. This specialization indicates deep expertise and committed investment in the field.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into Barbara & William Rosenthal Family 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
Crisis Text Line $20,000 New York, NY, US General Operating 2023
American Foundation For Suicide $20,000 New York, NY, US General Operating 2023
Ppfa $50,000 Washington Dc, DC, US General Operating 2023
Gentle Barn $5,000 Santa Clarita, CA, US General Operating 2023
Operation Smile $10,000 Virginia Beach, VA, US General Operating 2023
Environmental Defense Fund $10,000 New York, NY, US General Operating 2023
Western Rivers Conservancy $15,000 Portland, OR, US General Operating 2023
Americans For Immigrant Justice $20,000 Miami, FL, US General Operating 2023
Healing Waters $10,000 Laplata, MD, US General Operating 2023
Natural Resource Defense Council $5,000 New York, NY, US General Operating 2023
All Hands And Hearts $10,000 Mattapoisett, MA, US General Operating 2023
Endometreosis Foundation $30,000 New York, NY, US General Operating 2023
Reel Works Teen Filmmaking Inc $35,000 Brooklyn, NY, US General Operating 2023
The Sophia Way $20,000 Bellevue, WA, US General Operating 2023
Rainn $35,000 Washington, DC, US General Operating 2023
Dawn $30,000 Kent, WA, US General Operating 2023
Refugee Women's Alliance (Rewa) $5,000 Seattle, WA, US General Operating 2023
Memorial Sloan Kettering Cancer Center $20,000 New York, NY, US General Operating 2023
Homes For Our Troops $10,000 Taunton, MA, US General Operating 2023
Fair Fight Initiative $10,000 Savannah, GA, US General Operating 2023
Planned Parenthood $500,000 Washington, DC, US General Operating 2023
Little Bit $20,000 Redmond, WA, US General Operating 2023
Seattle Children's Hospital $20,000 Seattle, WA, US General Operating 2023
International Peace Institute $10,000 New York, NY, US General Operating 2023
Giffords Law Center $55,000 San Fransisco, CA, US General Operating 2023
No One Left Behind $50,000 Arlington, VA, US General Operating 2023
Nature Conservancy $10,000 Arlington, VA, US General Operating 2023
Columbia University Diabetes Center $30,000 New York, NY, US General Operating 2023
The Hunger Project $20,000 New York, NY, US General Operating 2023
Action Against Hunger $20,000 New York, NY, US General Operating 2023
Patrol Base Abbate $10,000 Arlington, VA, US General Operating 2023
C-40 Cities Leadership Group $20,000 New York, NY, US General Operating 2023
Long Live The Kings $10,000 Seattle, WA, US General Operating 2023
Earthjustice $10,000 San Francisco, CA, US General Operating 2023
Crisis Text Line $20,000 New York, NY, US General Operating 2022
American Foundation For Suicide $20,000 New York, NY, US General Operating 2022
Operation Smile $10,000 Virginia Beach, VA, US General Operating 2022
Environmental Defense Fund $10,000 New York, NY, US General Operating 2022
Western Rivers Conservancy $15,000 Portland, OR, US General Operating 2022
Leukemia And Lymphoma Society $5,000 Rye Brook, NY, US General Operating 2022
Americans For Immigrant Justice $20,000 Miami, FL, US General Operating 2022
Harlem Academy $10,000 New York, NY, US General Operating 2022
Healing Waters $10,000 Laplata, MD, US General Operating 2022
Natural Resource Defense Council $5,000 New York, NY, US General Operating 2022
Girls Who Code $6,000 New York, NY, US General Operating 2022
All Hands And Hearts $10,000 Mattapoisett, MA, US General Operating 2022
Endometreosis Foundation $30,000 New York, NY, US General Operating 2022
Reel Works Teen Filmmaking Inc $35,000 Brooklyn, NY, US General Operating 2022
The Sophia Way $20,000 Bellevue, WA, US General Operating 2022
Rainn $35,000 Washington, DC, US General Operating 2022
Dawn $30,000 Kent, WA, US General Operating 2022
Refugee Women's Alliance (Rewa) $5,000 Seattle, WA, US General Operating 2022
Memorial Sloan Kettering Cancer Center $25,000 New York, NY, US General Operating 2022
Homes For Our Troops $10,000 Taunton, MA, US General Operating 2022
Everytown For Gun Safety Support $55,000 New York, NY, US General Operating 2022
Fair Fight Initiative $10,000 Savannah, GA, US General Operating 2022
Little Bit $25,000 Redmond, WA, US General Operating 2022
Seattle Children's Hospital $20,000 Seattle, WA, US General Operating 2022
Naomi Berrie Diabetes Center $30,000 New York, NY, US General Operating 2022
Humane Society Southern Arizona $5,000 Tuscon, AZ, US General Operating 2022
No One Left Behind $100,000 Arlington, VA, US General Operating 2022
Nature Conservancy $10,000 Arlington, VA, US General Operating 2022
Patrol Base Abbate $10,000 Arlington, VA, US General Operating 2022
C-40 Cities Leadership Group $10,000 New York, NY, US General Operating 2022
Long Live The Kings $10,000 Seattle, WA, US General Operating 2022
Earthjustice $10,000 San Francisco, CA, US General Operating 2022
Crisis Text Line $20,000 New York, NY, US General Operating 2022
American Foundation For Suicide $20,000 New York, NY, US General Operating 2022
Operation Smile $10,000 Virginia Beach, VA, US General Operating 2022
Environmental Defense Fund $10,000 New York, NY, US General Operating 2022
Western Rivers Conservancy $15,000 Portland, OR, US General Operating 2022
Leukemia And Lymphoma Society $5,000 Rye Brook, NY, US General Operating 2022
Americans For Immigrant Justice $20,000 Miami, FL, US General Operating 2022
Harlem Academy $10,000 New York, NY, US General Operating 2022
Healing Waters $10,000 Laplata, MD, US General Operating 2022
Natural Resource Defense Council $5,000 New York, NY, US General Operating 2022
Girls Who Code $6,000 New York, NY, US General Operating 2022
All Hands And Hearts $10,000 Mattapoisett, MA, US General Operating 2022
Endometreosis Foundation $30,000 New York, NY, US General Operating 2022
Reel Works Teen Filmmaking Inc $35,000 Brooklyn, NY, US General Operating 2022
The Sophia Way $20,000 Bellevue, WA, US General Operating 2022
Rainn $35,000 Washington, DC, US General Operating 2022
Dawn $30,000 Kent, WA, US General Operating 2022
Refugee Women's Alliance (Rewa) $5,000 Seattle, WA, US General Operating 2022
Memorial Sloan Kettering Cancer Center $25,000 New York, NY, US General Operating 2022
Homes For Our Troops $10,000 Taunton, MA, US General Operating 2022
Everytown For Gun Safety Support $55,000 New York, NY, US General Operating 2022
Fair Fight Initiative $10,000 Savannah, GA, US General Operating 2022
Little Bit $25,000 Redmond, WA, US General Operating 2022
Seattle Children's Hospital $20,000 Seattle, WA, US General Operating 2022
Naomi Berrie Diabetes Center $30,000 New York, NY, US General Operating 2022
Humane Society Southern Arizona $5,000 Tuscon, AZ, US General Operating 2022
No One Left Behind $100,000 Arlington, VA, US General Operating 2022
Nature Conservancy $10,000 Arlington, VA, US General Operating 2022
Patrol Base Abbate $10,000 Arlington, VA, US General Operating 2022
C-40 Cities Leadership Group $10,000 New York, NY, US General Operating 2022
Long Live The Kings $10,000 Seattle, WA, US General Operating 2022
Earthjustice $10,000 San Francisco, CA, US General Operating 2022
Crisis Text Line $20,000 New York, NY, US General Operating 2022
American Foundation For Suicide $20,000 New York, NY, US General Operating 2022
Operation Smile $10,000 Virginia Beach, VA, US General Operating 2022
Environmental Defense Fund $10,000 New York, NY, US General Operating 2022
Western Rivers Conservancy $15,000 Portland, OR, US General Operating 2022
Leukemia And Lymphoma Society $5,000 Rye Brook, NY, US General Operating 2022
Americans For Immigrant Justice $20,000 Miami, FL, US General Operating 2022
Harlem Academy $10,000 New York, NY, US General Operating 2022
Healing Waters $10,000 Laplata, MD, US General Operating 2022
Natural Resource Defense Council $5,000 New York, NY, US General Operating 2022
Girls Who Code $6,000 New York, NY, US General Operating 2022
All Hands And Hearts $10,000 Mattapoisett, MA, US General Operating 2022
Endometreosis Foundation $30,000 New York, NY, US General Operating 2022
Reel Works Teen Filmmaking Inc $35,000 Brooklyn, NY, US General Operating 2022
The Sophia Way $20,000 Bellevue, WA, US General Operating 2022
Rainn $35,000 Washington, DC, US General Operating 2022
Dawn $30,000 Kent, WA, US General Operating 2022
Refugee Women's Alliance (Rewa) $5,000 Seattle, WA, US General Operating 2022
Memorial Sloan Kettering Cancer Center $25,000 New York, NY, US General Operating 2022
Homes For Our Troops $10,000 Taunton, MA, US General Operating 2022
Everytown For Gun Safety Support $55,000 New York, NY, US General Operating 2022
Fair Fight Initiative $10,000 Savannah, GA, US General Operating 2022
Little Bit $25,000 Redmond, WA, US General Operating 2022
Seattle Children's Hospital $20,000 Seattle, WA, US General Operating 2022
Naomi Berrie Diabetes Center $30,000 New York, NY, US General Operating 2022
Humane Society Southern Arizona $5,000 Tuscon, AZ, US General Operating 2022
No One Left Behind $100,000 Arlington, VA, US General Operating 2022
Nature Conservancy $10,000 Arlington, VA, US General Operating 2022
Patrol Base Abbate $10,000 Arlington, VA, US General Operating 2022
C-40 Cities Leadership Group $10,000 New York, NY, US General Operating 2022
Long Live The Kings $10,000 Seattle, WA, US General Operating 2022
Earthjustice $10,000 San Francisco, CA, US General Operating 2022
Crisis Text Line $20,000 New York, NY, US General Operating 2021
American Foundation For Suicide $20,000 New York, NY, US General Operating 2021
Operation Smile $10,000 Virginia Beach, VA, US General Operating 2021
Western Rivers Conservancy $15,000 Portland, OR, US General Operating 2021
Leukemia And Lymphoma Society $5,000 Rye Brook, NY, US General Operating 2021
Americans For Immigrant Justice $20,000 Miami, FL, US General Operating 2021
Harlem Academy $10,000 New York, NY, US General Operating 2021
Healing Waters $15,000 Laplata, MD, US General Operating 2021
Natural Resource $5,000 New York, NY, US General Operating 2021
Girls Who Code $6,000 New York, NY, US General Operating 2021
Endometreosis Foundation $30,000 New York, NY, US General Operating 2021
Reel Works $35,000 Brooklyn, NY, US General Operating 2021
The Sophia Way $20,000 Bellevue, WA, US General Operating 2021
Rainn $35,000 Washington, DC, US General Operating 2021
Dawn $30,000 Kent, WA, US General Operating 2021
Refugee Women's Alliance (rewa) $5,000 Seattle, WA, US General Operating 2021
Memorial Sloan Kettering Cancer Center $25,000 New York, NY, US General Operating 2021
Homes For Our Troops $10,000 Taunton, MA, US General Operating 2021
Fair Fight Initiative $10,000 Savannah, GA, US General Operating 2021
Planned Parenthood $66,165 Washington, DC, US General Operating 2021
Little Bit $25,000 Redmond, WA, US General Operating 2021
All Hands And Hearts $10,000 Mattapoisett, MA, US General Operating 2021
Seattle Children's Hospital $20,000 Seattle, WA, US General Operating 2021
Naomi Berrie Diabetes Center $30,000 New York, NY, US General Operating 2021
Humane Society Southern Arizona $5,000 Tuscon, AZ, US General Operating 2021
Lowernine $5,000 New Orleans, LA, US General Operating 2021
Crisis Text Line $20,000 New York, NY, US General Operating 2020
American Foundation For Suicide $20,000 New York, NY, US General Operating 2020
Cdc Foundation $26,000 Atlanta, GA, US General Operating 2020
Doctors Without Borders Usa Inc $25,000 New York, NY, US General Operating 2020
Operation Smile $20,000 Virginia Beach, VA, US General Operating 2020
Nbec Fund $10,000 Baton Rouge, LA, US General Operating 2020
Western Rivers Conservancy $10,000 Portland, OR, US General Operating 2020
Leukemia And Lymphoma Society $5,000 Rye Brook, NY, US General Operating 2020
Americans For Immigrant Justice $20,000 Miami, FL, US General Operating 2020
Harlem Academy $7,500 New York, NY, US General Operating 2020
Healing Waters $10,000 Laplata, MD, US General Operating 2020
Wounded Warrior Project $10,000 Topeka, KS, US General Operating 2020
Girls Who Code $3,000 New York, NY, US General Operating 2020
Reel Works $30,000 Brooklyn, NY, US General Operating 2020
The Sophia Way $10,000 Bellevue, WA, US General Operating 2020
Rainn $25,000 Washington, DC, US General Operating 2020
Dawn $30,000 Kent, WA, US General Operating 2020
Refugee Women's Alliance (rewa) $5,000 Seattle, WA, US General Operating 2020
Memorial Sloan Kettering Cancer Center $25,000 New York, NY, US General Operating 2020
Homes For Our Troops $10,000 Taunton, MA, US General Operating 2020
Northwest Immigration Rights $2,000 Seattle, WA, US General Operating 2020
Fair Fight Initiative $7,500 Savannah, GA, US General Operating 2020
National Inst Of Reproductive Health $10,000 New York, NY, US General Operating 2020
Planned Parenthood $20,000 Washington, DC, US General Operating 2020
Little Bit $25,000 Redmond, WA, US General Operating 2020
All Hands And Hearts $10,000 Mattapoisett, MA, US General Operating 2020
Seattle Children's Hospital $20,000 Seattle, WA, US General Operating 2020
Naomi Berrie Diabetes Center $30,000 New York, NY, US General Operating 2020
Humane Society Southern Arizona $5,000 Tuscon, AZ, US General Operating 2020
Lowernine $5,000 New Orleans, LA, US General Operating 2020

Foundations Similar to Barbara & William Rosenthal Family Foundation

Discover 5 foundations with comparable assets ($28,131,263-$28,940,914), 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: 45-5017945 | 178 grants awarded
$28,747,253
(≈ Similar)
$30,000
median grant
Wilmington, DE
Same state
100%
Excellent match

EIN: 45-2741384 | 421 grants awarded
$28,795,777
(≈ Similar)
$10,000
median grant
Wilmington, DE
Same state
100%
Excellent match

EIN: 47-5620198 | 438 grants awarded
$28,940,914
(≈ Similar)
$15,000
median grant
Wilmington, DE
Same state
100%
Excellent match

EIN: 83-2850550 | 57 grants awarded
$28,179,872
(≈ Similar)
$10,000
median grant
Wilmington, DE
Same state
99%
Excellent match

EIN: 99-2261688 | 12 grants awarded
$28,131,263
(≈ Similar)
$16,500
median grant
Wilmington, DE
Same state
99%
Excellent match

Contact Information

Official contact details for Barbara & William Rosenthal Family Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 22-6753977
Website N/A
Address 388 GREENWICH ST TAX 19TH FL New York, NY 10013-0000

Key People (1)

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

Trustee, As Req'd Citibank N A

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 Barbara & William Rosenthal Family 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 February 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.