Nathan & Marlene Addlestone Foundation Inc

CHARLESTON, SC EIN: 57-0697712

Nathan & Marlene Addlestone Foundation Inc is a private foundation focused on Education, based in CHARLESTON, SC. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.3M in total assets. In 2024, it awarded 28 grants totaling $70K. Net investment income was $67K.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$1.3M

-1.5% YoY

Annual Giving

$70K

+10.6% YoY

Grant Count

28

-9.7% YoY

Avg Grant Size

$3K

+22.4% YoY

Under IRS private-foundation payout rules, Nathan & Marlene Addlestone Foundation Inc reported a distributable amount of $70K for 2024 — the minimum it must pay out in qualifying distributions.

About Nathan & Marlene Addlestone Foundation Inc

Based on IRS filings

Nathan & Marlene Addlestone Foundation Inc is a private foundation focused on Education, based in CHARLESTON, SC. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.3M in total assets. In 2024, it awarded 28 grants totaling $70K. Net investment income was $67K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

6states

Cities

BrooklynCharlestonChicagoFlintJohns IslandMount PleasantMt PleasantN CharlestonNorth CharlestonStamfordSummervilleSumpterTarzanaWadmalaw IslandWesportWestport

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$67K$134K$201K$267K20202021202220232024
Metric202420232022
Total Assets$1,327,211$1,347,736$1,384,857
Revenue$65,926$41,793$28,000
Expenses$85,095$78,352$61,741
Qualifying Distributions$69,050$62,650$46,075
Net Investment Income$66,595$50,248$36,036
Distributable Amount$69,593$66,256$67,893

Giving Over Time

Total grant dollars and number of grants per year

$0$18K$35K$53K$70K22 grants202027 grants202128 grants202231 grants202328 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

ADDLESTONE HEBREW ACADEMY$10KJEWISH ENDOWMENT FOUNDAT…$10KTRIDENT TECHNICAL COLLEGE$7KTRIDENT LITERACY ASSOCIA…$5KCONGREGATION DOR TIKVAH$4KTEMPLE ISRAEL WESTPORT$3KCOLLEGE OF CHARLESTON NU…$3KCHARLES WEBB CENTER$3KKIDS ON POINT$3KCOMMUNITY FOUNDATION OF …$2K

Grant Size Distribution

136 grants across all recorded years

136<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Addlestone Hebrew Academy ($10,000), Jewish Endowment Foundation ($10,000), Trident Technical College ($6,500).

RecipientPurposeAmount
ADDLESTONE HEBREW ACADEMY CHARLESTON, SCSUPPORT OF EDUCATION$10,000
AMERICAN LUNG ASSOCIATION CHICAGO, ILSUPPORT OF COMMUNITY$1,800
ASSOCIATION FOR THE BLIND CHARLESTON, SCSUPPORT OF COMMUNITY$1,500
TRIDENT LITERACY ASSOCIATION N CHARLESTON, SCSUPPORT OF EDUCATION$5,000
COLLEGE OF CHARLESTON FRIENDS OF THE LIBRARY CHARLESTON, SCSUPPORT OF EDUCATION$1,500
TRIDENT TECHNICAL COLLEGE NORTH CHARLESTON, SCSUPPORT OF EDUCATION$6,500
CONGREGATION DOR TIKVAH CHARLESTON, SCSUPPORT OF JEWISH CHARITIES$4,100
ANGEL OAK ELEMENTARY SCHOOL JOHNS ISLAND, SCSUPPORT OF EDUCATION$700
CAROLINA YOUTH DEVELOPMENT N CHARLESTON, SCSUPPORT OF EDUCATION$1,500
COMMUNITY FOUNDATION OF GREATER FLINT FLINT, MISUPPORT OF COMMUNITY$2,000

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
MARLENE ADDLESTONE BURSTENPRESIDENT
SUSAN ADDLESTONEVICE-PRESIDENT
EDWARD KRONSBERGSEC/TREAS1

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is Nathan & Marlene Addlestone Foundation Inc?

Nathan & Marlene Addlestone Foundation Inc is a private foundation focused on Education, based in CHARLESTON, SC. It holds $1.3M in total assets as of 2024.

How large is Nathan & Marlene Addlestone Foundation Inc?

As of 2024, Nathan & Marlene Addlestone Foundation Inc holds $1.3M in total assets with $66K in annual revenue. It awarded 28 grants totaling $70K in 2024.

Where does Nathan & Marlene Addlestone Foundation Inc operate?

Nathan & Marlene Addlestone Foundation Inc has awarded grants in California, Connecticut, Illinois, Michigan, New York, South Carolina.

What size grants does Nathan & Marlene Addlestone Foundation Inc award?

In 2024, Nathan & Marlene Addlestone Foundation Inc awarded 28 grants totaling $70K — an average of about $3K per grant, based on its IRS Form 990 filings.

How much is Nathan & Marlene Addlestone Foundation Inc required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Nathan & Marlene Addlestone Foundation Inc reported a distributable amount of $70K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Nathan & Marlene Addlestone Foundation Inc's EIN?

Nathan & Marlene Addlestone Foundation Inc's EIN (Employer Identification Number) is 57-0697712. IRS Form 990 filing data is available on this page for 2020–2024.

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

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