Woldenberg Family Foundation Inc

Q: Where does Woldenberg Family Foundation Inc give grants?

Woldenberg Family Foundation Inc's top state is Florida, with 48% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were District of Columbia (24%) and New York (21%). The most frequent recipient cities were Miami Beach, FL (3 grants), Miami, FL (3 grants), New York, NY (2 grants) and Palm Desert, CA (2 grants).

Q: Does Woldenberg Family Foundation Inc give general operating support?

Yes: 100% of Woldenberg Family Foundation Inc's 2025 grants with a stated purpose (23 of 23) were for general or operating support, per its 2025 IRS Form 990-PF.

Foundation · Grantmaker Miami, FL EIN: 99-3079042

Woldenberg Family Foundation Inc is a nonprofit organization, based in Miami, FL. IRS filing data is available from 2024 through 2025. In 2025, it awarded 23 grants totaling $248K.

Key facts about Woldenberg Family Foundation Inc

In short: Woldenberg Family Foundation Inc gave $248K across 23 grants in 2025 (avg $11K), top state Florida. Source: 2025 IRS Form 990-PF.

EIN: 99-3079042
Latest 990 filing: Form 990-PF, 2025
Annual giving (2025): $247,973
Grants made (2025): 23
Average grant: $10,781
Median grant: $1,548
Primary geography: Florida (48% of itemized 2025 grant dollars)

Data from IRS Form 990-PF, 2025; updated September 2026.

Quick answers about Woldenberg Family Foundation Inc

How much does Woldenberg Family Foundation Inc give each year?

Woldenberg Family Foundation Inc gave $248K across 23 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $174K across 5 grants.

What is Woldenberg Family Foundation Inc's typical grant size?

Woldenberg Family Foundation Inc's median grant in 2025 was $1,548, and its average grant was $10,781, across 23 grants on its 2025 IRS Form 990-PF.

Where does Woldenberg Family Foundation Inc give grants?

Woldenberg Family Foundation Inc's top state is Florida, with 48% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were District of Columbia (24%) and New York (21%). The most frequent recipient cities were Miami Beach, FL (3 grants), Miami, FL (3 grants), New York, NY (2 grants) and Palm Desert, CA (2 grants).

Does Woldenberg Family Foundation Inc give general operating support?

Yes: 100% of Woldenberg Family Foundation Inc's 2025 grants with a stated purpose (23 of 23) were for general or operating support, per its 2025 IRS Form 990-PF.

Who are Woldenberg Family Foundation Inc's largest grantees?

Woldenberg Family Foundation Inc's largest 2025 grantees include Mount Sinai Medical Center ($100,000), Hillel the Foundation for Jewish C ($60,000) and American Friends of Alyn Hospital ($50,000), according to its 2025 IRS Form 990-PF. Together they received 85% of its itemized 2025 grant dollars.

Next steps with Woldenberg Family Foundation Inc

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Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

—

Annual Giving

$248K

+42.5% YoY

Grant Count

+360.0% YoY

Avg Grant Size

$11K

-69.0% YoY

About Woldenberg Family Foundation Inc

Based on IRS filings

Woldenberg Family Foundation Inc is a nonprofit organization, based in Miami, FL. IRS filing data is available from 2024 through 2025. In 2025, it awarded 23 grants totaling $248K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

Florida $120K (48%)

District of Columbia $60K (24%)

New York $51K (21%)

California $14K (6%)

Connecticut $3K (1%)

Share of all 23 itemized 2025 grant dollars.

States

California Connecticut District of Columbia Florida North Carolina New York

Cities

Miami BeachMiamiLos AngelesNew YorkPalm DesertWashingtonAventuraCalabasasCulver CityEncinoHollywoodNewlandNorth MiamiPalmetto BayPasadenaRichmondWest Hartford

Financial History

Multi-year comparison from IRS filings

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2025	2024
Total Assets	—	—
Revenue	—	—
Expenses	—	—
Qualifying Distributions	—	—
Net Investment Income	—	—
Distributable Amount	—	—

Data update history

When this profile's IRS filing data changed on Grantable

September 26, 2026 Added Form 990-PF for fiscal year 2024 (received by the IRS June 30, 2025)
September 26, 2026 Added Form 990-PF for fiscal year 2025 (received by the IRS May 14, 2026)

Giving Over Time

Total grant dollars and number of grants per year

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2025

Grant Size Distribution

28 grants across all recorded years

Giving History

Grant recipients and amounts by year

Recipient	Purpose	Amount
MOUNT SINAI MEDICAL CENTER Miami Beach, FL	GENERAL SUPPORT	$100,000
HILLEL THE FOUNDATION FOR JEWISH C Washington, DC	GENERAL SUPPORT	$60,000
AMERICAN FRIENDS OF ALYN HOSPITAL New York, NY	GENERAL SUPPORT	$50,000
TEMPLE BETH SHALOM Miami Beach, FL	GENERAL SUPPORT	$8,925
PROJECT NEW BORN Aventura, FL	GENERAL SUPPORT	$5,000
CONGREGATION OR AMI Calabasas, CA	GENERAL SUPPORT	$3,000
SOCIAL GOOD FUND Richmond, CA	GENERAL SUPPORT	$2,500
UNIVERSITY OF HARTFORD West Hartford, CT	GENERAL SUPPORT	$2,500
PALM SPRING FRIENDS OF PHILHARMONIC Palm Desert, CA	GENERAL SUPPORT	$2,100
TEMPLE SINAI JEWISH COMMUNITY CENTE Palm Desert, CA	GENERAL SUPPORT	$2,050

Leadership & Key People

Officers and directors from IRS filings

Woldenberg Family Foundation Inc is led by Mark M. Halpern, President on every filing since 2024; all 6 officers listed in 2025 are compensated.

Officers on the 2025 filing

Mark M. Halpern

President

On filings since 2024

5 hrs/week

$40K (2024) → $79K (2025)
Andrew T. Brown

Director

On filings since 2024

1 hr/week

$3K (2024) → $4K (2025)
Samuel J. Halpern

Director

On filings since 2024

1 hr/week

$3K (2024) → $4K (2025)
Valerie E. Libutti

Director

On filings since 2024

1 hr/week

$3K (2024) → $4K (2025)
Wendi J. Brown

Director

On filings since 2024

1 hr/week

$3K (2024) → $4K (2025)
Minette H. Brown

Vice President

On filings since 2024

5 hrs/week

$40K (2024) → $79K (2025)

Data from IRS Form 990 filings, 2024–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Frequently Asked Questions

What is Woldenberg Family Foundation Inc's EIN?

Woldenberg Family Foundation Inc's EIN (Employer Identification Number) is 99-3079042. IRS Form 990 filing data is available on this page for 2024–2025.