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Nonprofit · EIN 34-1350566

JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION

Tax-exempt · CLEVELAND, OH 44122

Financials

$105.1M$72.3M2022$161.6M$93.1M2023$168.3M$154.8M2024
Revenue Expenses · by fiscal year end
Financials of JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$168,250,145$154,787,179$13,462,966$3,348,099,726$93,682,886$3,254,416,840
June 30, 2024990$161,637,489$93,091,152$68,546,337$3,201,837,171$44,113,866$3,157,723,305
June 30, 2023990$105,136,555$72,321,965$32,814,590$3,087,154,462$32,860,276$3,054,294,186
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$0
Investment income
$167,628,198
Net gain from sales of assets
$135,955,503
Other revenue
$621,947

Expenses

Grants and similar amounts paid
$138,700,357
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Legal fees
$26,502
Accounting fees
$102,950
Program services (functional)
$138,800,357
Management and general (functional)
$15,986,822

Balance sheet and other

Total assets, start of year
$3,201,837,171
Total assets, end of year
$3,348,099,726
Total liabilities, end of year
$93,682,886
Net assets, end of year
$3,254,416,840
Publicly traded securities
$569,075,510
Net assets without donor restrictions
$3,254,416,840
Gross unrelated business income
$5,273,344
Gross receipts
$1,329,644,616
Employees
0
Volunteers
2
Year formed
1981
State of legal domicile
OH

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationFrom related orgsOther / benefits
ERIKA B RUDIN-LURIA SEE SCH OTRUSTEE
Trustee or director
1.7$0$676,945$181,322
MOZELLE JACKSONTREASURER UNTIL 3/19/25
Officer
0.7$0$288,177$52,296
ABIGAIL LEVINSECRETARY
Officer
0.7$0$195,604$24,696
STEPHEN H HOFFMAN SEE SCH OTRUSTEE AND PRESIDENT
Trustee or director, Officer
1.7$0$21,725$186,449
KARI BLUMENTHALTREASURER AS OF 3/19/25
Officer
0.7$0$154,931$28,885
JEHUDA REINHARZ SEE SCH OTRUSTEE
Trustee or director
0.3$0$0$171,810
BARRY REISASST TREASURER UNTIL 1/3/25
Officer
0.7$0$120,599$24,159
KATHRYN PALUSASST TREASURER
Officer
20$0$91,678$5,000
DAN A POLSTERTRUSTEE AND VP
Trustee or director, Officer
0.3$0$0$0
CHARLES HOROWITZ RATNERTRUSTEE
Trustee or director
0.2$0$0$0
990 for the year ended June 30, 2024: 9 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
ERIKA B RUDIN-LURIA SEE SCH OTRUSTEE
Trustee or director
1.7$0$524,828$213,209
MOZELLE JACKSONTREASURER AS OF 3/27/24
Officer
0.7$0$263,260$59,064
ABIGAIL LEVINSECRETARY
Officer
0.7$0$188,286$22,916
STEPHEN H HOFFMAN SEE SCH OTRUSTEE AND PRESIDENT
Trustee or director, Officer
1.7$0$20,109$169,086
JEHUDA REINHARZ SEE SCH OTRUSTEE
Trustee or director
0.3$0$0$155,824
KATHRYN PALUSASST TREASURER
Officer
20$0$135,881$7,236
BARRY REIS*SEE SCH O
Officer
0.7$0$112,964$28,987
DAN A POLSTERTRUSTEE AND VP
Trustee or director, Officer
0.3$0$0$0
CHARLES HOROWITZ RATNERTRUSTEE
Trustee or director
0.2$0$0$0
990 for the year ended June 30, 2023: 10 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
ERIKA B RUDIN-LURIA SEE SCH OTRUSTEE
Trustee or director
1.7$0$499,276$202,111
BARRY REISTREASURER
Officer
0.7$0$269,777$40,331
MOZELLE JACKSONASST TREASURER
Officer
0.7$0$231,844$23,290
ABIGAIL LEVINSECRETARY AS OF 3/15/23
Officer
0.7$0$179,650$21,181
STEPHEN H HOFFMAN SEE SCH OTRUSTEE AND PRESIDENT
Trustee or director, Officer
1.7$0$20,109$160,227
JEHUDA REINHARZ SEE SCH OTRUSTEE
Trustee or director
0.3$0$0$147,819
KATHRYN PALUSASST TREASURER
Officer
20$0$126,525$6,753
HEDY MILGROMSECRETARY UNTIL 3/15/23
Officer
0.7$0$92,420$7,466
DAN A POLSTERTRUSTEE AND VP
Trustee or director, Officer
0.3$0$0$0
CHARLES HOROWITZ RATNERTRUSTEE
Trustee or director
0.2$0$0$0

Address and contacts

Address (IRS master file)
25701 SCIENCE PARK DR, CLEVELAND, OH 44122-7302
In care of
% KARI BLUMENTHAL
Principal officer (990 for 2024)
KARI BLUMENTHAL, 25701 SCIENCE PARK DR, CLEVELAND, OH 44122
Signed the 990
KARI BLUMENTHAL, TREASURER
Phone
(216) 593-2900
Return prepared by
BDO USA

Mission

JACK, JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION IS A SUPPORTING FOUNDATION OF THE JEWISH FEDERATION OF CLEVELAND AND AS SUCH, IS ORGANIZED AND OPERATED EXCLUSIVELY FOR CHARITABLE, EDUCATIONAL OR RELIGIOUS PURPOSES BY CONDUCTING OR SUPPORTING ACTIVITIES FOR THE BENEFIT OF, OR TO CARRY OUT THE PURPOSES OF, THE FEDERATION. IT WAS ESTABLISHED TO MEET IDENTIFIED NEEDS OF THE JEWISH AND GENERAL COMMUNITIES.

990 for the year ended June 30, 2025

Program accomplishments

  • GRANTS AND EXPENSES PAID TO ORGANIZATIONS MADE TO FURTHER CHARITABLE, EDUCATIONAL & RELIGIOUS PURPOSES OF THE JEWISH FEDERATION OF CLEVELAND (FEDERATION)
    Expenses $138,800,357 · grants $138,700,357

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
34-1350566
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Supporting organization (509(a)(3))
Donations deductible (Pub 78)
Supporting organization of unknown type
Exempt since
1982
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$3,348,099,726
Income (IRS master file)
$1,329,644,616

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$168,250,145$154,787,179$3,348,099,726IRS
990-TJune 2025–––IRS
990June 2024$161,637,489$93,091,152$3,201,837,171IRS
990-TJune 2024–––IRS
990June 2023$105,136,555$72,321,965$3,087,154,462XML
990-TJune 2023–––IRS
990June 2022$306,677,318$58,437,575$3,071,005,291IRS
990-TJune 2022–––IRS
990June 2021–––IRS
990-TJune 2021–––IRS
990June 2019–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 34-1350566).

Questions about JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION

What is the EIN of JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION?
The employer identification number (EIN) of JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION is 34-1350566.
Is JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1982.
Are donations to JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Supporting organization of unknown type).
Which annual return does JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION?
The 990 for the year ended June 30, 2025 names KARI BLUMENTHAL.
Who are the officers and directors of JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION?
The 990 for the year ended June 30, 2025 lists 10 people; 0 received compensation from the organization.
How much revenue does JACK JOSEPH AND MORTON MANDEL SUPPORTING FOUNDATION have?
On its 990 for the year ended June 30, 2025 it reported revenue of $168,250,145, expenses of $154,787,179 and total assets of $3,348,099,726 at year end.

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