Mark David & Anne Kupferberg Pepper Family Foundation

Private foundation · Grantmaker Princeton Junction, NJ EIN: 45-1058329

MARK DAVID & ANNE KUPFERBERG is a private foundation based in Princeton Junction, New Jersey. Its 2024 filing reports 10 grants totaling $186,760 to charitable organizations and other recipients in Pennsylvania, New York, New Jersey, and Vermont.

Key facts about Mark David & Anne Kupferberg Pepper Family Foundation

In short: Mark David & Anne Kupferberg Pepper Family Foundation gave $187K across 10 grants in 2024 (avg $19K), mostly in Pennsylvania. 40% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.

EIN
45-1058329
Latest 990 filing
Form 990-PF, 2024
Annual giving (2024)
$186,760
Grants made (2024)
10
Average grant
$18,676
Median grant
$11,000
New grantees (estimate)
40% first-time grantees (4 of 10, 2024)
Total assets
$5,078,149
Primary geography
Pennsylvania (55% of itemized 2024 grant dollars)
Accepts unsolicited proposals
No
How to apply
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓

Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$5.1M

+6.7% YoY

Annual Giving

$187K

+18.7% YoY

Grant Count

10

+66.7% YoY

Avg Grant Size

$19K

-28.8% YoY

Under IRS private-foundation payout rules, Mark David & Anne Kupferberg Pepper Family Foundation reported a distributable amount of $240K for 2024 — the minimum it must pay out in qualifying distributions.

Is Mark David & Anne Kupferberg Pepper Family Foundation open to new grantees?

40%

first-time grantees, 2024

In 2024, 4 of 10 grantees (40%) were first-time recipients. First grants averaged $9K; repeat grants $25K. How we count

Medians: $8K first-time, $18K repeat.

  • 60% of 2024 grantees were also funded in 2023. Method
  • Giving grew 206% from 2021 to 2024. Method
  • In 2024 it paid out 78% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

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

Mission & Focus Areas

No mission statement for the foundation is provided. Its 2024 grants included support for a range of organizations. PRMH Inc. says it supports and helps carry out the purposes of Ronald McDonald House Charities of the Philadelphia Region, operates a real estate business, and makes charitable distributions. Peace Action Education Fund describes its work as grassroots advocacy for peace movements and public awareness. Landmark College describes itself as a private postsecondary institution serving students with learning differences, including dyslexia, attention deficit disorder, or autism spectrum disorders.

Grantmaking

In 2024, the foundation gave 10 grants totaling $186,760. Grant amounts ranged from $500 to $70,000, with a median of $11,000. The largest grants were $70,000 to PRMH Inc.; $37,500 to NYU; $25,000 to Queens College; $20,000 to TTE University of PA; and $12,000 to Drexel. Other grants included $10,000 to Temple Beth Sholom and $7,760 to Peace Action Education Fund.

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Geographic Focus

Where this funder awards grants

The 2024 filing reports that 55% of grant dollars went to recipients in Pennsylvania, 39% to New York, 6% to New Jersey, and less than 1% to Vermont.

Grant Distribution by State

5states

Share of 2024 grant dollars across all 10 itemized grants.

Cities

PhiladelphiaPrincetonFlushingNew YorkPutneyQueensTrentonWashingtonNew BrunswickWest Windsor

Giving Over Time

Total grant dollars and number of grants per year

$0$100K$200K$300K$400K8 grants2020 3 grants2021 10 grants2022 6 grants2023 10 grants2024

From 2020 to 2024, annual grant giving ranged from $61K (2021) to $346K (2022). In 2024 it made 10 grants totaling $187K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

PRMH: $70KPRMH$70KNYU: $38KNYU$38KQueens College: $25KQueens College$25KTTE University of PA: $20KTTE University of PA$20KDrexel: $12KDrexel$12KTemple Beth Sholom: $10KTemple Beth Sholom$10KPeace Action Education Fund: $8KPeace Action Education Fund$8KCelebration of Life Annual Inc: $3KCelebration of Life Annual Inc$3KWWFM (MCCC): $1KWWFM (MCCC)$1KLandmark College: $500Landmark College$500

The largest 2024 recipient was PRMH ($70K). Together the top 10 received $187K.

Grant Size Distribution

37 grants across all recorded years

31<$50K5$50–100K1$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 31 grants of 37 (84%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
PRMH Philadelphia, PACharitable$70,000
NYU New York, NYCharitable$37,500
Queens College Queens, NYCharitable$25,000
TTE University of PA Philadelphia, PACharitable$20,000
Drexel Philadelphia, PACharitable$12,000
Temple Beth Sholom Flushing, NYBazaar Angel/Heritage Sponsorship$10,000
Peace Action Education Fund Princeton, NJCharitable$7,760
Celebration of Life Annual Inc New Brunswick, NJCharitable$3,000
WWFM (MCCC) West Windsor, NJCharitable$1,000
Landmark College Putney, VTCharitable$500

Financial History

Multi-year comparison from IRS filings

Filing year Grant total Number of grants
2024 $186,760 10
2023 $157,300 6
2021 $61,000 3
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$2M$3M2020 2021 2022 2023 2024
Metric202420232022
Total Assets$5,078,149$4,760,924$3,984,193
Revenue$167,290$2,219,809$131,552
Expenses$323,333$344,947$442,685
Qualifying Distributions$186,760$157,300$346,150
Net Investment Income$167,290$80,347$75,454
Distributable Amount$239,987$224,561$232,168

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2020 (received by the IRS February 13, 2022)
  2. Updated Form 990-PF for fiscal year 2021 (received by the IRS December 6, 2022)
  3. Added Form 990-PF for fiscal year 2022 (received by the IRS October 30, 2023)
  4. Updated Form 990-PF for fiscal year 2023 (received by the IRS April 3, 2025)
  5. Updated Form 990-PF for fiscal year 2024 (received by the IRS November 17, 2025)
  6. IRS filings on file for fiscal years 2020–2024

Leadership & Key People

Leadership team and compensation from IRS filings

The 2024 filing lists DR MARK D PEPPER as Trustee & TR; ANNE K PEPPER as Trustee & PR; LILY PEPPER SOMMER as Trustee; and LEAH H SULSKI as Trustee.

Mark David & Anne Kupferberg Pepper Family Foundation is led by Anne K. Pepper, Trustee & President on every filing since 2020; 2 of 4 officers listed in 2024 are compensated.

Officers on the 2024 filing

  • Anne K. Pepper

    Trustee & President

    On filings since 2020

    $75K (2023) → $55K (2024)

  • Mark D. Pepper

    Trustee

    On filings since 2020

    $100K (2020) → $55K (2024)

  • Leah H. Sulski

    Trustee

    On filings since 2020

    No compensation reported

  • Lily Pepper Sommer

    Trustee

    On filings since 2020

    No compensation reported

Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2024 IRS filing

Dr Mark D Pepper — Trustee & Tr: $55KDr Mark D PepperTrustee & Tr$55KAnne K Pepper — Trustee & PR: $55KAnne K PepperTrustee & PR$55K

The highest reported compensation on the 2024 filing was $55K, to Dr Mark D Pepper (Trustee & Tr). 2 officers or directors reported compensation on that filing.

Contact

Mailing address: PO Box 115, Princeton Junction, NJ 08550-0115
Phone: (609) 209-0001

Frequently asked questions about Mark David & Anne Kupferberg Pepper Family Foundation

How much does Mark David & Anne Kupferberg Pepper Family Foundation give each year?

Mark David & Anne Kupferberg Pepper Family Foundation gave $187K across 10 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $157K across 6 grants.

What is Mark David & Anne Kupferberg Pepper Family Foundation's typical grant size?

Mark David & Anne Kupferberg Pepper Family Foundation's median grant in 2024 was $11,000, and its average grant was $18,676, across 10 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Mark David & Anne Kupferberg Pepper Family Foundation that year got $9K on average.

Where does Mark David & Anne Kupferberg Pepper Family Foundation give grants?

Mark David & Anne Kupferberg Pepper Family Foundation gives mostly in Pennsylvania: 55% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest states were New York (39%) and New Jersey (6%). The most frequent recipient cities were Philadelphia, PA (3 grants).

Does Mark David & Anne Kupferberg Pepper Family Foundation give general operating support?

Not in 2024: none of the 10 grants with a stated purpose on Mark David & Anne Kupferberg Pepper Family Foundation's 2024 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Charitable" (9 grants).

Who are Mark David & Anne Kupferberg Pepper Family Foundation's largest grantees?

Mark David & Anne Kupferberg Pepper Family Foundation's largest 2024 grantees include PRMH ($70,000), NYU ($37,500) and Queens College ($25,000), according to its 2024 IRS Form 990-PF. Together they received 71% of its itemized 2024 grant dollars.

How large is Mark David & Anne Kupferberg Pepper Family Foundation?

Mark David & Anne Kupferberg Pepper Family Foundation reported $5.1M in total assets on its 2024 IRS Form 990-PF. It paid out $187K in qualifying distributions that year, against a required minimum of $240K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.

What does Mark David & Anne Kupferberg Pepper Family Foundation fund?

No mission statement for the foundation is provided. Its 2024 grants included support for a range of organizations. See mission & focus areas ↑

How do I apply for a grant from Mark David & Anne Kupferberg Pepper Family Foundation?

The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Mark David & Anne Kupferberg Pepper Family Foundation's EIN?

Mark David & Anne Kupferberg Pepper Family Foundation's EIN (Employer Identification Number) is 45-1058329. IRS Form 990 filing data is available on this page for 2020–2024.

Does Mark David & Anne Kupferberg Pepper Family Foundation accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑

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

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