Mackesy Family Foundation

BRONXVILLE, NY EIN: 47-2587937

The Mackesy Family Foundation is a private grantmaking foundation based in Bronxville, New York. Established in 2016, it operates as a 501(c)(3) organization dedicated to philanthropic giving across multiple regions of the United States.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

Annual Giving

$2.9M

-18.7% YoY

Grant Count

18

+0.0% YoY

Avg Grant Size

$159K

-18.7% YoY

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation does not specify particular subject areas of focus in its public filings. However, its grantmaking activities span Education, Philanthropy and Voluntarism, and Human Services, with funding distributed across multiple states including New York, Virginia, California, Connecticut, Florida, Kentucky, New Jersey, Oklahoma, Pennsylvania, and Washington D.C.

Grantmaking

The foundation reports being open to new applicants, with approximately 12% of new applicants receiving funding.

Average Grant

amount: $1,000–$2,670,000

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Geographic Focus

Where this funder awards grants

The foundation funds projects across multiple U.S. cities and states, including Beverly Hills, Bronx, Brooklyn, Charlottesville, and numerous locations in California, Connecticut, Florida, Kentucky, New Jersey, New York, Oklahoma, Pennsylvania, Virginia, and Washington D.C.

Grant Distribution by State

13states
+5 more states

Cities

BEVERLY HILLSBRONXBRONXVILLEBROOKLYNCHARLOTTESVILLECHICAGOGREENWICHHANOVERKENTLA QUINTALAKEVILLELOUISVILLEMURRAY HILLNEW HAVENNEW YORKNORTH PALM BEACHPELHAMPHILADELPHIAPRINCETONROCKVILLE

Financial History

Multi-year comparison from IRS filings

Assets & Revenue:

  • Total assets (2023): $24,205,361
  • Total assets (2024): $22,652,493
  • Annual revenue (2023): $4,519,122
  • Annual expenses (2023): $3,868,708
  • Expense ratio: 85.6%
  • Total liabilities (2023): $0

The foundation maintains a strong financial position with no outstanding liabilities.

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$0.275$0.55$0.8250000000000001$1.120202021202220232024
Metric202420232022
Total Assets
Revenue
Expenses
Qualifying Distributions
Net Investment Income
Distributable Amount

Giving Over Time

Total grant dollars and number of grants per year

$0$948K$2M$3M$4M25 grants202013 grants202117 grants202218 grants202318 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

WILLIAM & MARY FOUNDATION$1.3MGRAHAM WINDHAM$633KUS SQUASH$250KPRINCETON UNIVERSITY$170KTHE ROCKEFELLER UNIVERSITY$125KIMPACT THROUGH GOLF FOUN…$90KDISCOVERY LAND COMPANY F…$60KLEAD AFRICA$50KROBIN HOOD FOUNDATION$50KMAINSPRINGS$25K

Grant Size Distribution

91 grants across all recorded years

54<$50K13$50–100K8$100–250K8$250–500K4$500K–1M4$1–5M$5M+

Giving History

Grant recipients and amounts by year

No grants recorded for .

Leadership & Key People

Leadership team and compensation from IRS filings

The foundation is managed by co-trustees D. Scott Mackesy and Jennifer T. Mackesy, both of whom work one hour per week without compensation.

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
D SCOTT MACKESYCO -TRUSTEE1
JENNIFER T MACKESYCO-TRUSTEE1

Subject Areas

Focus areas based on grantmaking activity

Related Funders

Similar funders by location and focus area

Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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