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Nonprofit · EIN 80-0597509

NORTHRIDGE PREPARATORY SCHOOL INC

Tax-exempt · NILES, IL 60714

Financials

$6.9M$6.7M2022$7.4M$7.8M2023$8.1M$8.5M2024
Revenue Expenses · by fiscal year end
Financials of NORTHRIDGE PREPARATORY SCHOOL INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$8,061,537$8,501,396-$439,859$7,508,511$2,166,708$5,341,803
June 30, 2024990$7,449,764$7,788,287-$338,523$7,740,353$2,080,568$5,659,785
June 30, 2023990$6,904,567$6,658,391$246,176$8,090,384$2,180,600$5,909,784
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$1,019,037
Program service revenue
$5,725,609
Investment income
$109,000
Net income from fundraising events
$1,207,891
Other revenue
$1,207,891

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$0
Other salaries and wages
$4,180,430
Salaries, compensation and benefits (total)
$5,634,972
Professional fundraising fees
$0
Accounting fees
$71,299
Occupancy
$210,249
Travel
$35,056
Depreciation
$269,762
Program services (functional)
$7,202,765
Management and general (functional)
$1,023,558
Fundraising (functional)
$275,073

Balance sheet and other

Total assets, start of year
$7,740,353
Total assets, end of year
$7,508,511
Total liabilities, end of year
$2,166,708
Net assets, end of year
$5,341,803
Land, buildings and equipment
$3,185,505
Net assets without donor restrictions
$4,849,389
Net assets with donor restrictions
$492,414
Gross receipts
$8,191,325
Employees
131
Volunteers
85
Year formed
2010
State of legal domicile
IL

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 / weekCompensationOther / benefits
John ClevelandDirector Int'l Program
Highest-paid employee
40$143,763$45,211
Joseph RheeAsst. Headmaster
Highest-paid employee
40$143,682$45,211
NIALL FAGANHEADMASTER
Highest-paid employee
40$158,489$11,200
PHIL KRUPOWICZCOO
Highest-paid employee
40$132,221$11,200
WILL REYATHLETIC DIRECTOR
Highest-paid employee
40$120,394$3,940
LARRY BILELLODIRECTOR
Trustee or director
3$0$0
JOHN KLATTSECRETARY
Trustee or director
2$0$0
FRANCIS KOWALIKDIRECTOR
Trustee or director
1$0$0
TOM CARTERTREASURER
Trustee or director
2$0$0
JASON ELDERDIRECTOR
Trustee or director
2$0$0
BILL KIPPDIRECTOR
Trustee or director
3$0$0
PETER SPINGOLADIRECTOR
Trustee or director
2$0$0
DAVID BROCHUPRESIDENT
Trustee or director
3$0$0
Robert BlackDirector
Trustee or director
2$0$0
990 for the year ended June 30, 2024: 14 people
NameTitleHours / weekCompensationOther / benefits
NIALL FAGANHEADMASTER
Highest-paid employee
40$151,746$9,091
HUGO CHONGDIRECTOR OF BUSINESS OPERATION
Highest-paid employee
40$130,003$27,169
Joseph RheeHead of Middle School
Highest-paid employee
40$117,319$27,169
Jeremy PotempaIT Director
Highest-paid employee
40$109,579$27,169
WILL REYATHLETIC DIRECTOR
Highest-paid employee
40$115,228$9,091
LARRY BILELLODIRECTOR
Trustee or director
3$0$0
JOHN KLATTSECRETARY
Trustee or director
2$0$0
FRANCIS KOWALIKDIRECTOR
Trustee or director
1$0$0
TOM CARTERTREASURER
Trustee or director
2$0$0
JASON ELDERDIRECTOR
Trustee or director
2$0$0
BILL KIPPDIRECTOR
Trustee or director
3$0$0
PETER SPINGOLADIRECTOR
Trustee or director
2$0$0
DAVID BROCHUPRESIDENT
Trustee or director
3$0$0
Robert BlackDirector
Trustee or director
2$0$0
990 for the year ended June 30, 2023: 13 people
NameTitleHours / weekCompensationOther / benefits
NIALL FAGANHEADMASTER
Highest-paid employee
40$142,430$8,287
HUGO CHONGDIRECTOR OF BUSINESS OPERATION
Highest-paid employee
40$117,721$25,751
ROBERT T BARDERCOLLEGE COUNSELOR
Highest-paid employee
40$112,979$25,751
JOSEPH LECHNERHIGH SCHOOL FACULTY MEMBER
Highest-paid employee
40$108,037$19,710
WILL REYATHLETIC DIRECTOR
Highest-paid employee
40$112,933$8,287
LARRY BILELLOMEMBER
Trustee or director
3$0$0
JOHN KLATTSECRETARY
Trustee or director
2$0$0
FRANCIS KOWALIKMEMBER
Trustee or director
1$0$0
TOM CARTERTREASURER
Trustee or director
2$0$0
JASON ELDERMEMBER
Trustee or director
2$0$0
BILL KIPPMEMBER
Trustee or director
3$0$0
PETER SPINGOLAMEMBER
Trustee or director
2$0$0
DAVID BROCHUPRESIDENT
Trustee or director
3$0$0

Address and contacts

Address (IRS master file)
8320 W BALLARD RD, NILES, IL 60714-1533
In care of
% PHIL KRUPOWICZ
Principal officer (990 for 2024)
PHIL KRUPOWICZ, 8320 W BALLARD ROAD, NILES, IL 60714
Signed the 990
PHIL KRUPOWICZ, Officer
Phone
(847) 375-0600
Return prepared by
MILLER COOPER & CO LTD

Mission

NORTHRIDGE IS AN INDEPENDENT SCHOOL FOR YOUNG MEN IN GRADES 6-12. OUR MISSION IS TO PARTNER WITH PARENTS TO BUILD MEN OF INTELLECT AND CHARACTER WHO LOVE GOD.

990 for the year ended June 30, 2025

Program accomplishments

  • Northridge Preparatory School is an independent school grades 6-12. Enrollment is approximately 366 students.
    Expenses $7,202,765 · revenue $5,725,609

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
80-0597509
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
School
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2011
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$7,508,511
Income (IRS master file)
$8,191,325

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$8,061,537$8,501,396$7,508,511IRS
990June 2024$7,449,764$7,788,287$7,740,353XML
990June 2023$6,904,567$6,658,391$8,090,384XML
990June 2022$7,595,977$6,174,069$7,494,947IRS
990June 2021–––IRS
990June 2020–––IRS
990June 2019–––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 80-0597509).

Questions about NORTHRIDGE PREPARATORY SCHOOL INC

What is the EIN of NORTHRIDGE PREPARATORY SCHOOL INC?
The employer identification number (EIN) of NORTHRIDGE PREPARATORY SCHOOL INC is 80-0597509.
Is NORTHRIDGE PREPARATORY SCHOOL INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2011.
Are donations to NORTHRIDGE PREPARATORY SCHOOL INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does NORTHRIDGE PREPARATORY SCHOOL 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 NORTHRIDGE PREPARATORY SCHOOL 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 NORTHRIDGE PREPARATORY SCHOOL 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 NORTHRIDGE PREPARATORY SCHOOL INC?
The 990 for the year ended June 30, 2025 names PHIL KRUPOWICZ.
Who are the officers and directors of NORTHRIDGE PREPARATORY SCHOOL INC?
The 990 for the year ended June 30, 2025 lists 14 people; 5 received compensation from the organization, the highest $143,763 (John Cleveland, Director Int'l Program).
How much revenue does NORTHRIDGE PREPARATORY SCHOOL INC have?
On its 990 for the year ended June 30, 2025 it reported revenue of $8,061,537, expenses of $8,501,396 and total assets of $7,508,511 at year end.

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