William Rosenberg | Foundation Profile

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

EIN: 59-2675613

Foundation Overview

Based in Boston, MA, William Rosenberg has awarded 433 grants totaling $9,752,014 to organizations in Florida, New York and 18 other states, plus international recipients. Individual grants range from $50 to $3,114,888, with a median award of $5,000.

Latest Tax Year
2024
Total Giving (all years)
$9,752,014
Total Assets
$11,025,285
Median Grant (all grants)
$5,000

Latest Form 990-PF Snapshot

Total Grants
33
Median Grant
$10,000
% Median Grant Growth
+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
Growth-Minded: 61%

20 of 33 recipients (61%) were new grantees. Foundation actively seeks new partnerships to expand impact. Fresh approaches and innovative programs receive serious consideration.

Geographic Focus
Massachusetts

Grants are geographically diversified with 22% in Massachusetts and funding distributed across 21 total locations. This foundation values broad geographic impact and diverse community partnerships. Within Massachusetts, funding concentrates in Boston (41%), Brookline (9%), Belmont (9%).

Funding Trajectory
-43%

Declining funding trend with 43% decrease over 8 years may indicate reduced grant opportunities or shifting foundation priorities. This trajectory suggests more competitive application environment.

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 William Rosenberg'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
Aspen Community Foundation $25,000 Basalt, CO, US To Further Entity's Exempt Purpose 2024
Bascom Palmer Eye Institute $15,000 Miami, FL, US To Further Entity's Exempt Purpose 2024
Charity For Change $18,778 Naples, FL, US To Further Entity's Exempt Purpose 2024
Combined Jewish Philanthrop $58,778 Boston, MA, US To Further Entity's Exempt Purpose 2024
Dana Farber Cancer Institute $10,000 Brookline, MA, US To Further Entity's Exempt Purpose 2024
Huntington Theater Company $2,500 Boston, MA, US To Further Entity's Exempt Purpose 2024
Institute For Comtemporary Art $10,000 Boston, MA, US To Further Entity's Exempt Purpose 2024
Lighthouse Of Collier Inc $15,000 Naples, FL, US To Further Entity's Exempt Purpose 2024
Mclean Hospital $96,000 Belmont, MA, US To Further Entity's Exempt Purpose 2024
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2024
Tabor Academy $5,000 Marion, MA, US To Further Entity's Exempt Purpose 2024
University Of New Hampshire Foundation Inc $5,000 Durham, NH, US To Further Entity's Exempt Purpose 2024
Jupiter Medical Center Inc $15,000 Jupiter, FL, US To Further Entity's Exempt Purpose 2024
American Friends Of Magen David Adom $10,000 New York, NY, US To Further Entity's Exempt Purpose 2024
Lappin Foundation $10,000 Beverly, MA, US To Further Entity's Exempt Purpose 2024
American Friends Of United Jewish Appeal Of Greater Toronto Inc $15,000 Whippany, NJ, US To Further Entity's Exempt Purpose 2024
Hospital For Sick Children Foundation $10,000 Washington, DC, US To Further Entity's Exempt Purpose 2024
National Brain Tumor Society Inc $2,000 Newton, MA, US To Further Entity's Exempt Purpose 2024
Jazz At Aspen-snowmass $40,000 Aspen, CO, US To Further Entity's Exempt Purpose 2024
Valley Settlement $10,000 Glenwood Springs, CO, US To Further Entity's Exempt Purpose 2024
Tracys Kids Inc $2,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2024
Yale New Haven Hospital $10,000 New Haven, CT, US To Further Entity's Exempt Purpose 2024
National Jewish Health $5,000 Denver, CO, US To Further Entity's Exempt Purpose 2024
Beth Israel Deaconess Medical Center Inc $10,000 Boston, MA, US To Further Entity's Exempt Purpose 2024
New World Symphony Inc $10,000 Miami Beach, FL, US To Further Entity's Exempt Purpose 2024
Fidelity Investments Charitable Gift Fund $23,775 Cincinnati, OH, US To Further Entity's Exempt Purpose 2024
Miami New Drama Inc $2,500 Miami Beach, FL, US To Further Entity's Exempt Purpose 2024
High Fives Nonprofit Foundation $5,000 Truckee, CA, US To Further Entity's Exempt Purpose 2024
American Jewish Joint Distribution Committee Inc $1,000 New York, NY, US To Further Entity's Exempt Purpose 2024
Anti-defamation League $3,500 New York, NY, US To Further Entity's Exempt Purpose 2024
Mountain Rescue Aspen Inc $50 Aspen, CO, US To Further Entity's Exempt Purpose 2024
Temple Israel Westport Inc $1,150 Westport, CT, US To Further Entity's Exempt Purpose 2024
Pinball Asylum Inc $15,000 Fort Myers, FL, US To Further Entity's Exempt Purpose 2024
American Friends Of United Hatzalah $14,000 New York, NY, US To Further Entity's Exempt Purpose 2023
American Kidney Fund $1,000 Rockville, MD, US To Further Entity's Exempt Purpose 2023
Animal Rescue League Of Boston $2,000 Boston, MA, US To Further Entity's Exempt Purpose 2023
Another Chance Animal Rescue $500 North Berwick, ME, US To Further Entity's Exempt Purpose 2023
Aspen Community Foundation $25,000 Basalt, CO, US To Further Entity's Exempt Purpose 2023
Bascom Palmer Eye Institute $10,000 Miami, FL, US To Further Entity's Exempt Purpose 2023
Best Foot Forward $1,000 Boca Raton, FL, US To Further Entity's Exempt Purpose 2023
Bottomless Closet $3,000 New York, NY, US To Further Entity's Exempt Purpose 2023
Cameron M Neely Foundation $10,000 Boston, MA, US To Further Entity's Exempt Purpose 2023
Charity For Change $27,000 Naples, FL, US To Further Entity's Exempt Purpose 2023
Combined Jewish Philanthrop $6,000 Boston, MA, US To Further Entity's Exempt Purpose 2023
Congregation Beth Shalom $1,000 Lawrence, NY, US To Further Entity's Exempt Purpose 2023
Dana Farber Cancer Institute $19,000 Brookline, MA, US To Further Entity's Exempt Purpose 2023
Disabled American Veterans Boston $5,000 Boston, MA, US To Further Entity's Exempt Purpose 2023
Huntington Theater Company $3,000 Boston, MA, US To Further Entity's Exempt Purpose 2023
Institute For Comtemporary Art $10,000 Boston, MA, US To Further Entity's Exempt Purpose 2023
Lighthouse Of Collier Inc $12,000 Naples, FL, US To Further Entity's Exempt Purpose 2023
Lois Pope Life Foundation $6,000 Manalapan, FL, US To Further Entity's Exempt Purpose 2023
Mclean Hospital $125,000 Belmont, MA, US To Further Entity's Exempt Purpose 2023
Mission Safe $5,000 Boston, MA, US To Further Entity's Exempt Purpose 2023
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2023
Mowers And Blowers For Vets $2,000 New Boston, NH, US To Further Entity's Exempt Purpose 2023
Perez Art Museum Miami $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2023
Sally Naser Charitable Foundation $1,000 Dedham, MA, US To Further Entity's Exempt Purpose 2023
Shiloh Charitable Trust $100,000 Sandy Valley, NV, US To Further Entity's Exempt Purpose 2023
St Matthews Episcopal Church $2,000 Coffstown, NH, US To Further Entity's Exempt Purpose 2023
Tabor Academy $5,000 Marion, MA, US To Further Entity's Exempt Purpose 2023
The Pinball Asylum $7,000 Ft Myers, FL, US To Further Entity's Exempt Purpose 2023
Theater Aspen $300 Aspen, CO, US To Further Entity's Exempt Purpose 2023
United States Navy Memorial Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2023
University Of New Hampshire Foundation Inc $42,000 Durham, NH, US To Further Entity's Exempt Purpose 2023
We Are Animal Guardians (Wag) $500 Piterborough, NH, US To Further Entity's Exempt Purpose 2023
Wr Family Foundation Inc $3,114,888 Miam Beach, FL, US To Further Entity's Exempt Purpose 2023
Able Academy $10,000 Naples, FL, US To Further Entity's Exempt Purpose 2022
American Jewish Joint Distribution Committee $2,000 New York, NY, US To Further Entity's Exempt Purpose 2022
Another Chance Animal Rescue $500 North Berwick, ME, US To Further Entity's Exempt Purpose 2022
Anti Defamation League $5,000 New York, NY, US To Further Entity's Exempt Purpose 2022
Aspen Center For Environmental Studies $50,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Aspen Community Foundation $25,750 Basalt, CO, US To Further Entity's Exempt Purpose 2022
Aspen Jewish Community Center $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Bascom Palmer Eye Institute $10,000 Miami, FL, US To Further Entity's Exempt Purpose 2022
Best Foot Forward $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2022
Bgc Wakefield $7,200 Wakefied, MA, US To Further Entity's Exempt Purpose 2022
Chaldean Community Foundation $2,000 Sterling Heights, MI, US To Further Entity's Exempt Purpose 2022
Challenge Aspen $1,250 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2022
Charity For Change $25,333 Naples, FL, US To Further Entity's Exempt Purpose 2022
Combined Jewish Philanthropies $11,133 Boston, MA, US To Further Entity's Exempt Purpose 2022
Dana Farber Cancer Institute $5,000 Brookline, MA, US To Further Entity's Exempt Purpose 2022
Disabled American Veterans Ma $2,500 Boston, MA, US To Further Entity's Exempt Purpose 2022
Feeding Pets Of The Homeless $3,000 Carson City, NV, US To Further Entity's Exempt Purpose 2022
Franchise Education And Research Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2022
Habitat For Humanity Of South Palm Beach $1,000 Delray Beach, FL, US To Further Entity's Exempt Purpose 2022
Huntington Theatre Company $2,334 Boston, MA, US To Further Entity's Exempt Purpose 2022
Institute Of Contemporary Art $10,000 Boston, MA, US To Further Entity's Exempt Purpose 2022
Jazz Aspen Snowmass $30,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Lighthouse Of Collier Inc $8,000 Naples, FL, US To Further Entity's Exempt Purpose 2022
Lois Pope Life Foundation Inc $6,000 Manalapan, FL, US To Further Entity's Exempt Purpose 2022
Mclean Hospital $173,000 Belmont, MA, US To Further Entity's Exempt Purpose 2022
Miami Art Museum Of Dade County $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2022
Missionsafe $12,000 Boston, MA, US To Further Entity's Exempt Purpose 2022
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2022
Mountain Rescue Aspen $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Mowers And Blowers For Veterans Llc $2,000 New Boston, NH, US To Further Entity's Exempt Purpose 2022
Musuem Of Science $12,000 Boston, MA, US To Further Entity's Exempt Purpose 2022
National Jewish Health $10,000 Denver, CO, US To Further Entity's Exempt Purpose 2022
Sally Naser Charitable Foundation Inc $2,000 Dedham, MA, US To Further Entity's Exempt Purpose 2022
Shiloh Charitable Trust $100,000 Sandy Valley, NV, US To Further Entity's Exempt Purpose 2022
Snowmass Village Rotary Club $1,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2022
St Matthew's Episcopal Church $4,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2022
Tabor Academy $5,000 Marion, MA, US To Further Entity's Exempt Purpose 2022
Temple Shalom $15,729 Norwalk, CT, US To Further Entity's Exempt Purpose 2022
The Buddy Program $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
The Pinball Asylum Inc $7,000 Ft Myers, FL, US To Further Entity's Exempt Purpose 2022
The Salvation Army Of Palm Beach County $1,000 West Palm Beach, FL, US To Further Entity's Exempt Purpose 2022
Tracy's Kids Cancer Foundation $20,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2022
Tri-county Animal Rescue $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2022
Tulane $30,000 New Orleans, LA, US To Further Entity's Exempt Purpose 2022
United States Navy Memorial Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2022
University Of New Hampshire Foundation Inc $45,000 Durham, NH, US To Further Entity's Exempt Purpose 2022
Valley Settlement Project $10,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2022
We Are Animal Guardians (Wag) $1,000 Weare, NH, US To Further Entity's Exempt Purpose 2022
Yale New Haven $10,000 New Haven, CT, US To Further Entity's Exempt Purpose 2022
Able Academy $10,000 Naples, FL, US To Further Entity's Exempt Purpose 2022
American Jewish Joint Distribution Committee $2,000 New York, NY, US To Further Entity's Exempt Purpose 2022
Another Chance Animal Rescue $500 North Berwick, ME, US To Further Entity's Exempt Purpose 2022
Anti Defamation League $5,000 New York, NY, US To Further Entity's Exempt Purpose 2022
Aspen Center For Environmental Studies $50,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Aspen Community Foundation $25,750 Basalt, CO, US To Further Entity's Exempt Purpose 2022
Aspen Jewish Community Center $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Bascom Palmer Eye Institute $10,000 Miami, FL, US To Further Entity's Exempt Purpose 2022
Best Foot Forward $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2022
Bgc Wakefield $7,200 Wakefied, MA, US To Further Entity's Exempt Purpose 2022
Chaldean Community Foundation $2,000 Sterling Heights, MI, US To Further Entity's Exempt Purpose 2022
Challenge Aspen $1,250 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2022
Charity For Change $25,333 Naples, FL, US To Further Entity's Exempt Purpose 2022
Combined Jewish Philanthropies $11,133 Boston, MA, US To Further Entity's Exempt Purpose 2022
Dana Farber Cancer Institute $5,000 Brookline, MA, US To Further Entity's Exempt Purpose 2022
Disabled American Veterans Ma $2,500 Boston, MA, US To Further Entity's Exempt Purpose 2022
Feeding Pets Of The Homeless $3,000 Carson City, NV, US To Further Entity's Exempt Purpose 2022
Franchise Education And Research Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2022
Habitat For Humanity Of South Palm Beach $1,000 Delray Beach, FL, US To Further Entity's Exempt Purpose 2022
Huntington Theatre Company $2,334 Boston, MA, US To Further Entity's Exempt Purpose 2022
Institute Of Contemporary Art $10,000 Boston, MA, US To Further Entity's Exempt Purpose 2022
Jazz Aspen Snowmass $30,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Lighthouse Of Collier Inc $8,000 Naples, FL, US To Further Entity's Exempt Purpose 2022
Lois Pope Life Foundation Inc $6,000 Manalapan, FL, US To Further Entity's Exempt Purpose 2022
Mclean Hospital $173,000 Belmont, MA, US To Further Entity's Exempt Purpose 2022
Miami Art Museum Of Dade County $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2022
Missionsafe $12,000 Boston, MA, US To Further Entity's Exempt Purpose 2022
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2022
Mountain Rescue Aspen $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
Mowers And Blowers For Veterans Llc $2,000 New Boston, NH, US To Further Entity's Exempt Purpose 2022
Musuem Of Science $12,000 Boston, MA, US To Further Entity's Exempt Purpose 2022
National Jewish Health $10,000 Denver, CO, US To Further Entity's Exempt Purpose 2022
Sally Naser Charitable Foundation Inc $2,000 Dedham, MA, US To Further Entity's Exempt Purpose 2022
Shiloh Charitable Trust $100,000 Sandy Valley, NV, US To Further Entity's Exempt Purpose 2022
Snowmass Village Rotary Club $1,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2022
St Matthew's Episcopal Church $4,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2022
Tabor Academy $5,000 Marion, MA, US To Further Entity's Exempt Purpose 2022
Temple Shalom $15,729 Norwalk, CT, US To Further Entity's Exempt Purpose 2022
The Buddy Program $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2022
The Pinball Asylum Inc $7,000 Ft Myers, FL, US To Further Entity's Exempt Purpose 2022
The Salvation Army Of Palm Beach County $1,000 West Palm Beach, FL, US To Further Entity's Exempt Purpose 2022
Tracy's Kids Cancer Foundation $20,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2022
Tri-county Animal Rescue $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2022
Tulane $30,000 New Orleans, LA, US To Further Entity's Exempt Purpose 2022
United States Navy Memorial Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2022
University Of New Hampshire Foundation Inc $45,000 Durham, NH, US To Further Entity's Exempt Purpose 2022
Valley Settlement Project $10,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2022
We Are Animal Guardians (Wag) $1,000 Weare, NH, US To Further Entity's Exempt Purpose 2022
Yale New Haven $10,000 New Haven, CT, US To Further Entity's Exempt Purpose 2022
Able Academy $20,000 Naples, FL, US To Further Entity's Exempt Purpose 2021
American Jewish Joint Distribution Committee $3,000 New York, NY, US To Further Entity's Exempt Purpose 2021
Animal Rescue League Of Boston $4,000 Boston, MA, US To Further Entity's Exempt Purpose 2021
Another Chance Animal Rescue $500 North Berwick, ME, US To Further Entity's Exempt Purpose 2021
Anti Defamation League $6,000 New York, NY, US To Further Entity's Exempt Purpose 2021
Aspen Center For Environmental Studies $50,000 Aspen, CO, US To Further Entity's Exempt Purpose 2021
Aspen Community Foundation $25,000 Basalt, CO, US To Further Entity's Exempt Purpose 2021
Aspen Jewish Congregation $2,000 Aspen, CO, US To Further Entity's Exempt Purpose 2021
Aspen Valley Hospital $2,000 Aspen, CO, US To Further Entity's Exempt Purpose 2021
Bascom Palmer Eye Institute $20,000 Miami, FL, US To Further Entity's Exempt Purpose 2021
Best Foot Forward $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2021
Bob Beattie Ski Foundation $1,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2021
Chaldean Community Foundation $2,500 Sterling Heights, MI, US To Further Entity's Exempt Purpose 2021
Challenge Aspen $2,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2021
Charity For Change $22,500 Naples, FL, US To Further Entity's Exempt Purpose 2021
Combined Jewish Philanthropies $65,500 Boston, MA, US To Further Entity's Exempt Purpose 2021
Connected Warrior Foundation $7,500 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2021
Dana Farber Cancer Institute $5,000 Brookline, MA, US To Further Entity's Exempt Purpose 2021
Disabled American Veterans $2,500 Boston, MA, US To Further Entity's Exempt Purpose 2021
Dorchester Youth Collaborative $6,000 Dorchester, MA, US To Further Entity's Exempt Purpose 2021
Franchise Education And Research Foundation $10,000 Washington, DC, US To Further Entity's Exempt Purpose 2021
Habitat For Humanity Of South Palm Beach $1,000 Delray Beach, FL, US To Further Entity's Exempt Purpose 2021
Institute East African Councils On Higher Education $500 Washington, DC, US To Further Entity's Exempt Purpose 2021
Jazz Aspen Snowmass $30,000 Aspen, CO, US To Further Entity's Exempt Purpose 2021
Lighthouse Of Collier Inc $7,500 Naples, FL, US To Further Entity's Exempt Purpose 2021
Lois Pope Life Foundation Inc $3,000 Manalapan, FL, US To Further Entity's Exempt Purpose 2021
Mclean Hospital $200,000 Belmont, MA, US To Further Entity's Exempt Purpose 2021
Miami Art Museum Of Dade County $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2021
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2021
Mountain Rescue Aspen $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2021
Mowers And Blowers For Veterans Llc $3,000 New Boston, NH, US To Further Entity's Exempt Purpose 2021
National Jewish Health $10,000 Denver, CO, US To Further Entity's Exempt Purpose 2021
Sally Naser Charitable Foundation Inc $2,000 Dedham, MA, US To Further Entity's Exempt Purpose 2021
Shiloh Charitable Trust $100,000 Sandy Valley, NV, US To Further Entity's Exempt Purpose 2021
Shining Stars Foundation $2,500 Saugus, MA, US To Further Entity's Exempt Purpose 2021
Snowmass Village Rotary Club $1,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2021
St Gregory's Episcopal Church $10,000 Boca Raton, FL, US To Further Entity's Exempt Purpose 2021
St Jude Children's Research Hospital $1,000 Memphis, TN, US To Further Entity's Exempt Purpose 2021
St Matthew's Episcopal Church $4,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2021
Tabor Academy $5,000 Marion, MA, US To Further Entity's Exempt Purpose 2021
Temple Shalom $20,000 Norwalk, CT, US To Further Entity's Exempt Purpose 2021
The Buddy Program $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2021
The Pinball Asylum Inc $5,500 Ft Myers, FL, US To Further Entity's Exempt Purpose 2021
The Salvation Army Of Palm Beach County $1,000 West Palm Beach, FL, US To Further Entity's Exempt Purpose 2021
Tracy's Kids Cancer Foundation $20,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2021
Tri-county Animal Rescue $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2021
United States Navy Memorial Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2021
University Of New Hampshire Foundation Inc $50,000 Durham, NH, US To Further Entity's Exempt Purpose 2021
Valley Settlement Project $10,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2021
Valley View Foundation $2,000 Milford, OH, US To Further Entity's Exempt Purpose 2021
We Are Animal Guardians $1,000 Weare, NH, US To Further Entity's Exempt Purpose 2021
Able Academy $20,000 Naples, FL, US To Further Entity's Exempt Purpose 2020
American Cancer Society $2,600 Atlanta, GA, US To Further Entity's Exempt Purpose 2020
American Jewish Joint Distribution Committee $2,000 New York, NY, US To Further Entity's Exempt Purpose 2020
Animal Rescue League Of Boston $4,000 Boston, MA, US To Further Entity's Exempt Purpose 2020
Another Chance Animal Rescue $500 North Berwick, ME, US To Further Entity's Exempt Purpose 2020
Anti Defamation League $5,000 New York, NY, US To Further Entity's Exempt Purpose 2020
Aspen Center For Environmental Studies $75,000 Aspen, CO, US To Further Entity's Exempt Purpose 2020
Aspen Community Foundation $5,000 Basalt, CO, US To Further Entity's Exempt Purpose 2020
Aspen Jewish Community Center $2,200 Aspen, CO, US To Further Entity's Exempt Purpose 2020
Aspen Valley Hospital $5,000 Aspen, CO, US To Further Entity's Exempt Purpose 2020
Aspergers-autism Network Inc $5,000 Watertown, MA, US To Further Entity's Exempt Purpose 2020
Best Foot Forward $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2020
Chaldean Community Foundation $2,500 Sterling Heights, MI, US To Further Entity's Exempt Purpose 2020
Charity For Change $27,166 Naples, FL, US To Further Entity's Exempt Purpose 2020
Combined Jewish Philanthropies $61,666 Boston, MA, US To Further Entity's Exempt Purpose 2020
Connected Warrior Foundation $5,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2020
Dana Faber Cancer Institute $13,500 Brookline, MA, US To Further Entity's Exempt Purpose 2020
Disabled American Veterans $2,500 Boston, MA, US To Further Entity's Exempt Purpose 2020
Dorchester Youth Collaborative $6,000 Dorchester, MA, US To Further Entity's Exempt Purpose 2020
Franchise Education And Research Foundation $10,000 Washington, DC, US To Further Entity's Exempt Purpose 2020
Habitat For Humanity Of South Palm Beach $1,000 Delray Beach, FL, US To Further Entity's Exempt Purpose 2020
Huntington Theater Company $3,668 Boston, MA, US To Further Entity's Exempt Purpose 2020
Isand (integrated Services For Autism And Neuodevelopmental Disorders) $20,000 N/a, ONTARIO, CA To Further Entity's Exempt Purpose 2020
Jazz Aspen Snowmass $30,000 Aspen, CO, US To Further Entity's Exempt Purpose 2020
Lighthouse Of Collier Inc $7,500 Naples, FL, US To Further Entity's Exempt Purpose 2020
Mclean Hospital $166,000 Belmont, MA, US To Further Entity's Exempt Purpose 2020
Miami Art Museum Of Dade County $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2020
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2020
Mountain Rescue Aspen $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2020
National Jewish Health $10,000 Denver, CO, US To Further Entity's Exempt Purpose 2020
Sally Naser Charitable Foundation Inc $2,000 Dedham, MA, US To Further Entity's Exempt Purpose 2020
Shiloh Horse Rescue Pd $100,000 Ault, CO, US To Further Entity's Exempt Purpose 2020
Shining Stars Foundation $3,000 Saugus, MA, US To Further Entity's Exempt Purpose 2020
Snowmass Rotary $1,250 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2020
St Gregory's Episcopal Church $5,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2020
St Jude Children's Research Hospital $1,500 Memphis, TN, US To Further Entity's Exempt Purpose 2020
St Matthew's Episcopal Church $2,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2020
Streetsquash Inc $5,000 New York, NY, US To Further Entity's Exempt Purpose 2020
Tabor Academy $5,000 Marion, MA, US To Further Entity's Exempt Purpose 2020
The Buddy Program $1,500 Aspen, CO, US To Further Entity's Exempt Purpose 2020
The Pinball Asylum Inc $7,000 Ft Myers, FL, US To Further Entity's Exempt Purpose 2020
The Salvation Army Of Palm Beach County $1,000 West Palm Beach, FL, US To Further Entity's Exempt Purpose 2020
Tracy's Kids Cancer Foundation $20,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2020
Tri-county Animal Rescue $2,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2020
United States Navy Memorial Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2020
University Of New Hampshire Foundation Inc $40,000 Durham, NH, US To Further Entity's Exempt Purpose 2020
Valley Settlement Project $25,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2020
We Are Animal Guardians $1,000 Weare, NH, US To Further Entity's Exempt Purpose 2020
Able Academy $20,000 Naples, FL, US To Further Entity's Exempt Purpose 2018
American Cancer Foundation $1,700 Brokton, MA, US To Further Entity's Exempt Purpose 2018
Anderson Ranch $1,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2018
Another Chance Animal Rescue $1,000 North Berwick, ME, US To Further Entity's Exempt Purpose 2018
Aspen Center For Environmental Studies $45,000 Aspen, CO, US To Further Entity's Exempt Purpose 2018
Aspen Jewish Congregation $2,500 Aspen, CO, US To Further Entity's Exempt Purpose 2018
B Fund $7,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2018
Basalt Education Fund $500 Basalt, CO, US To Further Entity's Exempt Purpose 2018
Chaldean Community Foundation $2,500 Sterling Heights, MI, US To Further Entity's Exempt Purpose 2018
Challenge Aspen $5,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2018
Charities Aid Foundation Of America - Ryerson University $21,000 Alexandria, VA, US To Further Entity's Exempt Purpose 2018
Charity For Change $40,000 Naples, FL, US To Further Entity's Exempt Purpose 2018
Cheshire Academy $20,000 Cheshire, CT, US To Further Entity's Exempt Purpose 2018
Combined Jewish Philanthropies $70,500 Boston, MA, US To Further Entity's Exempt Purpose 2018
Congregation Forest Glen Inc $60,000 Lakewood, NJ, US To Further Entity's Exempt Purpose 2018
Connected Warrior Foundation $5,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2018
Cris Klug Foundation $500 Aspen, CO, US To Further Entity's Exempt Purpose 2018
Crispin's House $1,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2018
Dana Faber Cancer Institute $17,500 Brookline, MA, US To Further Entity's Exempt Purpose 2018
Disabled American Veterans $7,500 Boston, MA, US To Further Entity's Exempt Purpose 2018
Everglades Foundation $5,000 Palm Beach Gardens, FL, US To Further Entity's Exempt Purpose 2018
Goffstown Historical Society $1,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2018
Goffstown Main Street Program $1,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2018
Goffstown Network Inc $1,500 Goffstown, NH, US To Further Entity's Exempt Purpose 2018
Habitat $2,000 Americus, GA, US To Further Entity's Exempt Purpose 2018
Hias $2,500 Silver Spring, MD, US To Further Entity's Exempt Purpose 2018
Huntington Theatre Company $11,000 Boston, MA, US To Further Entity's Exempt Purpose 2018
Ifa Educational Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2018
Inheritance Of Hope Inc $1,000 Pisgah Forest, NC, US To Further Entity's Exempt Purpose 2018
Israeli Soldiers Chabad $5,000 Brooklyn, NY, US To Further Entity's Exempt Purpose 2018
Jazz Aspen Snowmass $50,000 Aspen, CO, US To Further Entity's Exempt Purpose 2018
Lucky Day Animal Rescue Of Colorado $1,000 Washington, DC, US To Further Entity's Exempt Purpose 2018
Mclean Hospital $20,000 Belmont, MA, US To Further Entity's Exempt Purpose 2018
Miami Art Museum $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2018
Michael J Fox Foundation For Alsheimers $1,000 New York, NY, US To Further Entity's Exempt Purpose 2018
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2018
Mountain Rescue Aspen $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2018
National Jewish Health $6,500 Denver, CO, US To Further Entity's Exempt Purpose 2018
Paws & Stripes $20,000 Albuquerque, NM, US To Further Entity's Exempt Purpose 2018
Peggy Adams Animal Rescue League $25,000 West Palm Beach, FL, US To Further Entity's Exempt Purpose 2018
Planned Parenthood $2,000 New York, NY, US To Further Entity's Exempt Purpose 2018
Sally Naser Charitable Foundation Inc $1,500 Dedham, MA, US To Further Entity's Exempt Purpose 2018
Shiloh Charitable Trust $100,000 Sandy Valley, NV, US To Further Entity's Exempt Purpose 2018
Shining Stars Foundation $3,000 Saugus, MA, US To Further Entity's Exempt Purpose 2018
Sof Aspen Institute $3,500 Aspen, CO, US To Further Entity's Exempt Purpose 2018
St Gregory's Episcopal Church $1,500 Boca Raton, FL, US To Further Entity's Exempt Purpose 2018
St Jude Children's Research Hospital $10,000 Memphis, TN, US To Further Entity's Exempt Purpose 2018
St Matthew's Episcopal Church $2,500 Goffstown, NH, US To Further Entity's Exempt Purpose 2018
Tabor Academy $5,000 Marion, MA, US To Further Entity's Exempt Purpose 2018
Temple Beth Elohim $25,000 Wellesley, MA, US To Further Entity's Exempt Purpose 2018
The Buddy Program $2,500 Aspen, CO, US To Further Entity's Exempt Purpose 2018
The Dan Marino Foundation $30,000 Ft Lauderdale, FL, US To Further Entity's Exempt Purpose 2018
The Fund For Babson $15,000 Babson Park, MA, US To Further Entity's Exempt Purpose 2018
The Pinball Asylum Inc $9,000 Ft Myers, FL, US To Further Entity's Exempt Purpose 2018
Tracy's Kids Cancer Foundation $20,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2018
United States Navy Memorial Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2018
University Of Michigan Art School $500 Ann Arbor, MI, US To Further Entity's Exempt Purpose 2018
University Of New Hampshire Foundation Inc $50,000 Durham, NH, US To Further Entity's Exempt Purpose 2018
Valley Settlement Project $25,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2018
We Are Animal Guardians $1,000 Weare, NH, US To Further Entity's Exempt Purpose 2018
Able Academy $23,833 Naples, FL, US To Further Entity's Exempt Purpose 2017
Anderson Ranch $1,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2017
Another Chance Animal Rescue $1,000 North Berwick, ME, US To Further Entity's Exempt Purpose 2017
Aspen Art Museum $15,000 Aspen, CO, US To Further Entity's Exempt Purpose 2017
Aspen Center For Environmental Studies $10,000 Aspen, CO, US To Further Entity's Exempt Purpose 2017
Aspen Jewish Community Center - Golshim L'chaim-ski To Live $500 Aspen, CO, US To Further Entity's Exempt Purpose 2017
Aspen Jewish Congregation $2,500 Aspen, CO, US To Further Entity's Exempt Purpose 2017
B Fund $3,500 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2017
Chabad Jewish Community Center Aspen Valley $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2017
Chaldean Community Foundation $1,500 Sterling Heights, MI, US To Further Entity's Exempt Purpose 2017
Challenge Aspen $5,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2017
Charities Aid Foundation Of America - Ryerson University $20,000 Alexandria, VA, US To Further Entity's Exempt Purpose 2017
Charity For Change $50,000 Naples, FL, US To Further Entity's Exempt Purpose 2017
Cheshire Academy $40,000 Cheshire, CT, US To Further Entity's Exempt Purpose 2017
Children's Connect Inc $71,500 Delray Beach, FL, US To Further Entity's Exempt Purpose 2017
Combined Jewish Philanthropies $77,833 Boston, MA, US To Further Entity's Exempt Purpose 2017
Congregation Forest Glen Inc $70,000 Lakewood, NJ, US To Further Entity's Exempt Purpose 2017
Connected Warrior Foundation $5,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2017
Cris Klug Foundation $272 Aspen, CO, US To Further Entity's Exempt Purpose 2017
Crispin's House $1,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2017
Dana Faber Cancer Institute $12,500 Brookline, MA, US To Further Entity's Exempt Purpose 2017
Goffstown Historical Society $2,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2017
Goffstown Main Street Program $1,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2017
Goffstown Network Inc $1,500 Goffstown, NH, US To Further Entity's Exempt Purpose 2017
Habitat $5,000 Americus, GA, US To Further Entity's Exempt Purpose 2017
Harvard Business School $5,000 Boston, MA, US To Further Entity's Exempt Purpose 2017
Hoffman Institute Foundation $2,500 San Rafael, CA, US To Further Entity's Exempt Purpose 2017
Huntington Theatre Company $15,834 Boston, MA, US To Further Entity's Exempt Purpose 2017
Ifa Educational Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2017
Israeli Soldiers Chabad $5,000 Brooklyn, NY, US To Further Entity's Exempt Purpose 2017
Jazz Aspen Snowmass $50,000 Aspen, CO, US To Further Entity's Exempt Purpose 2017
Jespy House Inc $5,000 South Orange, NJ, US To Further Entity's Exempt Purpose 2017
Lucky Day Animal Rescue Of Colorado $1,500 Washington, DC, US To Further Entity's Exempt Purpose 2017
Mclean Hospital $55,000 Belmont, MA, US To Further Entity's Exempt Purpose 2017
Miami Art Museum $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2017
Michael J Fox Foundation For Alsheimers $1,000 New York, NY, US To Further Entity's Exempt Purpose 2017
Minuteman Futures Foundation $2,500 Billerica, MA, US To Further Entity's Exempt Purpose 2017
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Entity's Exempt Purpose 2017
Mountain Rescue Aspen $1,000 Aspen, CO, US To Further Entity's Exempt Purpose 2017
Navy Memorial Foundation $18,000 Washington, DC, US To Further Entity's Exempt Purpose 2017
Norton Museum Of Art $5,000 West Palm Beach, FL, US To Further Entity's Exempt Purpose 2017
Samsteph-planned Parenthood $3,000 New York, NY, US To Further Entity's Exempt Purpose 2017
Shining Stars Foundation $3,500 Saugus, MA, US To Further Entity's Exempt Purpose 2017
Smith College $500 Northampton, MA, US To Further Entity's Exempt Purpose 2017
Sof Aspen Institute $3,500 Aspen, CO, US To Further Entity's Exempt Purpose 2017
St Matthew's Episcopal Church $2,500 Goffstown, NH, US To Further Entity's Exempt Purpose 2017
Tabor Academy $2,500 Marion, MA, US To Further Entity's Exempt Purpose 2017
Temple Beth Elohim $3,905 Wellesley, MA, US To Further Entity's Exempt Purpose 2017
The Buddy Program $2,500 Aspen, CO, US To Further Entity's Exempt Purpose 2017
The Fund For Babson $7,500 Babson Park, MA, US To Further Entity's Exempt Purpose 2017
The John Ritter Foundation For Aortic Health $500 Los Angeles, CA, US To Further Entity's Exempt Purpose 2017
The Shiloh Foundation $100,000 Baton Rouge, LA, US To Further Entity's Exempt Purpose 2017
Tracy's Kids Cancer Foundation $20,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2017
University Of Michigan Art School $1,000 Ann Arbor, MI, US To Further Entity's Exempt Purpose 2017
University Of New Hampshire Foundation Inc $75,000 Durham, NH, US To Further Entity's Exempt Purpose 2017
Valley Settlement Project $25,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2017
We Are Animal Guardians $1,000 Weare, NH, US To Further Entity's Exempt Purpose 2017
Able Academy $20,000 Naples, FL, US To Further Entity's Exempt Purpose 2016
Anderson Ranch $3,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2016
Another Chance Animal Rescue $1,000 North Berwick, ME, US To Further Entity's Exempt Purpose 2016
Aquinnahgay Head Community Association $10,000 Chilmark, MA, US To Further Entity's Exempt Purpose 2016
Aspen Center For Environmental Studies $5,000 Aspen, CO, US To Further Entity's Exempt Purpose 2016
Aspen Institute $3,500 Aspen, CO, US To Further Exempt Entity's Purpose 2016
Aspen Jewish Community Center - Golshim L'chaim-ski To Live $5,000 Aspen, CO, US To Further Entity's Exempt Purpose 2016
Aspen Jewish Congregation $2,500 Aspen, CO, US To Further Entity's Exempt Purpose 2016
B Fund $3,500 Snowmass Village, CO, US To Further Exempt Entity's Purpose 2016
Baycrest Foundation Inc $5,000 Naples, FL, US To Further Exempt Entity's Purpose 2016
Boston Museum Of Science $20,000 Boston, MA, US To Further Exempt Entity's Purpose 2016
Chabad Jewish Community Center Aspen Valley $1,500 Aspen, CO, US To Further Entity's Exempt Purpose 2016
Challenge Aspen $5,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2016
Charities Aid Foundation Of America - Ryerson University $25,000 Alexandria, VA, US To Further Entity's Exempt Purpose 2016
Charity For Change $41,750 Naples, FL, US To Further Entity's Exempt Purpose 2016
Cheshire Academy $50,000 Cheshire, CT, US To Further Entity's Exempt Purpose 2016
Congregation Forest Glen Inc $111,000 Lakewood, NJ, US To Further Exempt Entity's Purpose 2016
Connected Warrior Foundation $5,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2016
Dana Faber Cancer Institute $12,500 Boston, MA, US To Further Entity's Exempt Purpose 2016
Dav Ma $5,000 Somerville, MA, US To Further Entity's Exempt Purpose 2016
Goffstown Historical Society $1,500 Goffstown, NH, US To Further Entity's Exempt Purpose 2016
Goffstown Main Street Program $1,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2016
Goffstown Network Inc $1,000 Goffstown, NH, US To Further Entity's Exempt Purpose 2016
Good Sports $4,500 Quincy, MA, US To Further Entity's Exempt Purpose 2016
Hoffman Institute Foundation $1,500 San Rafael, CA, US To Further Entity's Exempt Purpose 2016
Holocaust Museum $500 Washington, DC, US To Further Entity's Exempt Purpose 2016
Huntington Theatre Company $5,750 Boston, MA, US To Further Entity's Exempt Purpose 2016
Ifa Educational Foundation $5,000 Washington, DC, US To Further Entity's Exempt Purpose 2016
Jazz Aspen Snowmass $35,000 Aspen, CO, US To Further Exempt Entity's Purpose 2016
Jespy House Inc $5,000 South Orange, NJ, US To Further Entity's Exempt Purpose 2016
Lucky Day Animal Rescue Of Colorado $1,500 Washington, DC, US To Further Entity's Exempt Purpose 2016
Mayyim Hayyim $1,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2016
Mclean Hospital $66,500 Belmont, MA, US To Further Entity's Exempt Purpose 2016
Miami Art Museum $48,000 Miami, FL, US To Further Entity's Exempt Purpose 2016
Mote $1,500 Sarasota, FL, US To Further Entity's Exempt Purpose 2016
Mount Sinai Medical Center Foundation $5,000 Miami, FL, US To Further Exempt Entity's Purpose 2016
Mountain Rescue Aspen $500 Aspen, CO, US To Further Entity's Exempt Purpose 2016
National Ms Society $4,000 New York, NY, US To Further Entity's Exempt Purpose 2016
North American Thrombosis Forum $11,000 Brookline, MA, US To Further Entity's Exempt Purpose 2016
Parrot Outreach Society Bird Gardens Of Naples $7,000 Punta Gorda, FL, US To Further Entity's Exempt Purpose 2016
Recovery Outreach And Community Inc $50,000 East Boston, MA, US To Further Entity's Exempt Purpose 2016
Samsteph-planned Parenthood $3,000 New York, NY, US To Further Entity's Exempt Purpose 2016
Shiloh Charitable Trust $100,000 Costa Mesa, CA, US To Further Entity's Exempt Purpose 2016
Shining Stars Foundation $2,500 Saugus, MA, US To Further Exempt Entity's Purpose 2016
Smith College $100 Northampton, MA, US To Further Entity's Exempt Purpose 2016
Sparcc $250 Sarasota, FL, US To Further Entity's Exempt Purpose 2016
St Matthew's Episcopal Church $2,000 Goffstown, NH, US To Further Exempt Entity's Purpose 2016
Temple Beth Elohim $3,810 Wellesley, MA, US To Further Entity's Exempt Purpose 2016
Tracy's Kids Cancer Foundation $15,000 Bethesda, MD, US To Further Entity's Exempt Purpose 2016
Tulane University $48,750 New Orleans, LA, US To Further Entity's Exempt Purpose 2016
University Of New Hampshire Foundation Inc $25,000 Durham, NH, US To Further Entity's Exempt Purpose 2016
Valley Settlement Project $31,000 Snowmass Village, CO, US To Further Entity's Exempt Purpose 2016
We Are Animal Guardians $1,000 Weare, NH, US To Further Entity's Exempt Purpose 2016

Foundations Similar to William Rosenberg

Discover 5 foundations with comparable assets ($10,826,683-$11,248,977), similar grant patterns, and geographic focus in MA 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: 04-3310863 | 568 grants awarded
$11,090,619
(≈ Similar)
$7,500
median grant
Boston, MA
Same state
100%
Excellent match

EIN: 38-7032850 | 256 grants awarded
$11,190,654
(≈ Similar)
$5,000
median grant
Weston, MA
Same state
99%
Excellent match

EIN: 04-6006506 | 200 grants awarded
$11,208,184
(≈ Similar)
$10,000
median grant
Boston, MA
Same state
99%
Excellent match

EIN: 04-2136910 | 424 grants awarded
$10,826,683
(≈ Similar)
$8,000
median grant
Andover, MA
Same state
99%
Excellent match

EIN: 26-2365301 | 328 grants awarded
$11,248,977
(≈ Similar)
$7,500
median grant
Boylston, MA
Same state
99%
Excellent match

Contact Information

Official contact details for William Rosenberg as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 59-2675613
Website N/A
Address PO BOX 6630 Snowmass Village, CO 81615-0000

Key People (19)

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

President/director Ann M Rosenberg
Director Barbara Rosenberg
Director Carol Silverstein
Director Carolyn A Ryan
Co-treasurer/director Donald N Rosenberg

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 Rosenberg 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.