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Nonprofit · EIN 23-3083881

ISAAC NEWTON FOUNDATION INC

Tax-exempt · PHILADELPHIA, PA 19116

Financials

$9.3M$9.2M2022$10M$9.3M2023$9.8M$9.2M2024
Revenue Expenses · by fiscal year end
Financials of ISAAC NEWTON FOUNDATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$9,802,109$9,222,553$579,556$135,967,349$126,746,196$9,221,153
June 30, 2024990$9,954,678$9,322,524$632,154$137,056,396$128,414,799$8,641,597
June 30, 2023990$9,335,087$9,248,339$86,748$135,743,231$127,733,788$8,009,443
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$9,069,167
Investment income
$726,920
Other revenue
$6,022

Expenses

Grants and similar amounts paid
$0
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Legal fees
$293
Accounting fees
$29,250
Occupancy
$6,021
Depreciation
$3,062,554
Program services (functional)
$8,956,458
Management and general (functional)
$266,095

Balance sheet and other

Total assets, start of year
$137,056,396
Total assets, end of year
$135,967,349
Total liabilities, end of year
$126,746,196
Net assets, end of year
$9,221,153
Land, buildings and equipment
$114,488,453
Net assets without donor restrictions
$9,221,153
Gross receipts
$9,802,109
Employees
0
Volunteers
0
Year formed
2001
State of legal domicile
PA

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 / weekCompensation
KAREN DELGUERCIOBOARD PRESIDENT
Trustee or director, Officer
1$0
JAN BROPHYBOARD VICE PRESIDENT / SEC
Trustee or director, Officer
1$0
DR NORMAN PROVIZERBOARD MEMBER
Trustee or director
1$0
LOUIS DECREEBOARD TREASURER
Trustee or director, Officer
1$0
HOPE INGEBOARD MEMBER
Trustee or director
1$0
990 for the year ended June 30, 2024: 5 people
NameTitleHours / weekCompensation
KAREN DELGUERCIOBOARD PRESIDENT
Trustee or director, Officer
1$0
JAN BROPHYBOARD VICE PRESIDENT / SECRETARY
Trustee or director, Officer
1$0
DR NORMAN PROVIZERBOARD MEMBER
Trustee or director
1$0
LOUIS DECREEBOARD TREASURER
Trustee or director, Officer
1$0
HOPE INGEBOARD MEMBER
Trustee or director
1$0
990 for the year ended June 30, 2023: 5 people
NameTitleHours / weekCompensation
KAREN DELGUERCIOBOARD PRESIDENT
Trustee or director, Officer
1$0
JAN BROPHYBOARD VICE PRESIDENT / SECRETARY
Trustee or director, Officer
1$0
DR NORMAN PROVIZERBOARD MEMBER
Trustee or director
1$0
LOUIS DECREETREASURER
Trustee or director, Officer
1$0
HOPE INGEBOARD MEMBER
Trustee or director
1$0

Address and contacts

Address (IRS master file)
1800 BYBERRY RD, PHILADELPHIA, PA 19116-3012
In care of
% SANTILLI & THOMSON LLC
Principal officer (990 for 2024)
KAREN DELGUERCIO, 1800 EAST BYBERRY ROAD, PHILADELPHIA, PA 19116
Signed the 990
KAREN DELGUERCIO, PRESIDENT
Phone
(856) 505-1300
Return prepared by
CANTOR NOVAK BEAVER & PIKE PC

Mission

THE FOUNDATION'S MISSION IS TO SUPPORT THE HEALTH, WELFARE, EDUCATIONAL INTERESTS OF THE MATHEMATICS, SCIENCE & TECHNOLOGY COMMUNITY CHARTER SCHOOL (THE "SCHOOL"), A PENNSYLVANIA NONPROFIT CORPORATION THAT IS EXEMPT FROM FEDERAL INCOME TAX AS AN ORGANIZATION DESCRIBED IN SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE OF 1986 (THE "CODE"), AS AMENDED.THE FOUNDATION IS A NONPROFIT CORPORATION ESTABLISHED UNDER THE LAWS OF THE COMMONWEALTH OF PENNSYLVANIA. THE PURPOSES FOR WHICH THE FOUNDATION IS ORGANIZED AND OPERATED ARE EXCLUSIVELY CHARITABLE AND EDUCATIONAL WITHIN THE MEANING OF SECTION 501(C)(3) OF THE CODE, AND, IN FURTHERANCE OF THESE PURPOSES, THE FOUNDATION MAY: (A) OPERATE EXCLUSIVELY FOR THE SUPPORT AND BENEFIT OF THE SCHOOL AND ITS AFFILIATED OR CONTROLLED ORGANIZATIONS THAT ARE PUBLICLY SUPPORTED CHARTITIES AS DEFINED UNDER THE CODE; (B) UTILIZE RESOURCES FOR THE PURPOSES OF REPLICATING THE SCHOOL'S EDUCATIONAL MODEL; (C) RECEIVE CONTRIBUTIONS FROM WHATEVER SOURCE.

990 for the year ended June 30, 2025

Program accomplishments

  • ORGANIZATION LEASES PROPERTY TO MATHEMATICS, SCIENCE AND TECHNOLOGY COMMUNITY CHARTER SCHOOL, A NOT-FOR-PROFIT ENTITY FORMED UNDER 501(C)(3) ID# 23-2963763, MAST COMMUNITY CHARTER SCHOOL II, A NOT-FOR-PROFIT ENTITY FORMED UNDER 501(C)(3) ID# 47-3810173, AND MAST COMMUNITY CHARTER SCHOOL III, A NOT-FOR-PROFIT ENTITY FORMED UNDER 501(C)(3) ID #83-1383617.
    Expenses $8,956,458 · revenue $9,075,189

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
23-3083881
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Supporting organization, Type I
Donations deductible (Pub 78)
Group exemption; Supporting organization, 50% limit
Exempt since
2017
Accounting year ends
June
Files
Form 990 or 990-EZ
Category (NTEE)
Education (B11)
Group exemption
6250 (2 member organizations)
Assets (IRS master file)
$135,967,349
Income (IRS master file)
$9,802,109

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$9,802,109$9,222,553$135,967,349IRS
990June 2024$9,954,678$9,322,524$137,056,396IRS
990June 2023$9,335,087$9,248,339$135,743,231XML
990June 2022$8,902,357$8,572,709$139,547,072IRS
990June 2021–––IRS
990June 2020–––IRS
990June 2018–––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 23-3083881).

Questions about ISAAC NEWTON FOUNDATION INC

What is the EIN of ISAAC NEWTON FOUNDATION INC?
The employer identification number (EIN) of ISAAC NEWTON FOUNDATION INC is 23-3083881.
Is ISAAC NEWTON FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2017.
Are donations to ISAAC NEWTON FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Group exemption; Supporting organization, 50% limit).
Which annual return does ISAAC NEWTON FOUNDATION INC 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 ISAAC NEWTON FOUNDATION INC 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 ISAAC NEWTON FOUNDATION INC 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 ISAAC NEWTON FOUNDATION INC?
The 990 for the year ended June 30, 2025 names KAREN DELGUERCIO.
Who are the officers and directors of ISAAC NEWTON FOUNDATION INC?
The 990 for the year ended June 30, 2025 lists 5 people; 0 received compensation from the organization.
How much revenue does ISAAC NEWTON FOUNDATION INC have?
On its 990 for the year ended June 30, 2025 it reported revenue of $9,802,109, expenses of $9,222,553 and total assets of $135,967,349 at year end.

Organizations in its group exemption (2)

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