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Nonprofit · EIN 36-3798041

OAK SCHOOL PARENT ORGANIZATION

Tax-exempt · HINSDALE, IL 60521

Financials

$177K$191K2022$390K$134K2023$196K$44K2024
Revenue Expenses · by fiscal year end
Financials of OAK SCHOOL PARENT ORGANIZATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
July 31, 2025990$196,053$43,785$152,268$615,779$0$615,779
July 31, 2024990$390,160$134,300$255,860$463,511$0$463,511
July 31, 2023990$177,009$191,259-$14,250$207,651$0$207,651
Financial details: 990 for the year ended July 31, 2025

Revenue

Contributions, gifts and grants
$66,910
Membership dues
$12,445
Program service revenue
$0
Investment income
$16,653
Net income from fundraising events
$111,690
Other revenue
$112,490

Expenses

Grants and similar amounts paid
$37,966
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Program services (functional)
$37,966
Management and general (functional)
$5,819

Balance sheet and other

Total assets, start of year
$463,511
Total assets, end of year
$615,779
Total liabilities, end of year
$0
Net assets, end of year
$615,779
Net assets without donor restrictions
$615,779
Gross receipts
$321,436
Employees
0
Volunteers
168
Year formed
1995
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 July 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
Ashley GottCo-President
Trustee or director, Officer
2$0
Mark MontgomeryCo-President
Trustee or director, Officer
2$0
Heather BeckCo-Vice President
Trustee or director, Officer
2$0
Kacy BakerCo-Vice President
Trustee or director, Officer
2$0
Amy McCauleyTreasurer
Trustee or director, Officer
2$0
Amy LaczynkiAssistant Treasurer
Trustee or director
2$0
Ashley IlekisVP of Communications
Trustee or director
2$0
Ken MoySecretary
Trustee or director, Officer
2$0
990 for the year ended July 31, 2024: 8 people
NameTitleHours / weekCompensation
Chaidan LeshinskiCo-President
Trustee or director, Officer
2$0
Katie HillegassCo-President
Trustee or director, Officer
2$0
Ashley GottCo-Vice President
Trustee or director, Officer
2$0
Mark MontgomeryCo-Vice President
Trustee or director, Officer
2$0
Carol ParkTreasurer
Trustee or director, Officer
2$0
Amy McCauleyAssistant Treasurer
Trustee or director
2$0
Ashley IlekisVP of Communications
Trustee or director
2$0
Ken MoySecretary
Trustee or director, Officer
2$0
990 for the year ended July 31, 2023: 8 people
NameTitleHours / weekCompensation
CHAIDAN LESHINSKICO-PRESIDENT
Trustee or director, Officer
2$0
KATIE HILLEGASCO-PRESIDENT
Trustee or director, Officer
2$0
ASHLEY GOTTCO-VICE PRESIDENT
Trustee or director, Officer
2$0
MARK MONTGOMERYCO-VICE PRESIDENT
Trustee or director, Officer
2$0
CAROL PARKTREASURER
Trustee or director, Officer
2$0
AMY MCCAULEYASSISTANT TREASURER
Trustee or director, Officer
2$0
ASHLEY LLEKISVICE PRESIDENT COMMUNICATIONS
Trustee or director, Officer
2$0
KEN MOYSECRETARY
Trustee or director, Officer
2$0

Address and contacts

Address (IRS master file)
950 S OAK ST, HINSDALE, IL 60521-4579
Principal officer (990 for 2024)
Amy Laczynski, 950 S Oak St, Hinsdale, IL 60521
Signed the 990
Amy Laczynski, Tresurer
Phone
(630) 861-4300
Return prepared by
Dibble & Associates

Mission

Build a stronger school community between student, families, parents and staff. Ensure for every child the highest advantages of education through the united efforts of Oak School staff and student's parents.

990 for the year ended July 31, 2025

Program accomplishments

  • These activities consist of parents and educators developing efforts such as staff and parent appreciation, parent educations information and programs, child health and safety programs, student educational enrichment, student leadership, emergency funds for needy students and hospitality activities which permit closer relationships between parents and teachers in the education of children. These programs benefit all students enrolled at Oak School.
    Expenses $30,291 · grants $30,291
  • These strategic gifts consist of materials provided to enrich and develop the educational opportunities for children. These strategic gifts benefit all students enrolled at Oak School.
    Expenses $7,675 · grants $7,675
  • Other program services including school gardens and grounds, staff lounge and staff appreciation.

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 July, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025July 31, 2026December 15, 2026Not due yet
2024July 31, 2025December 15, 2025990 on file
2023July 31, 2024December 16, 2024990 on file

IRS record

EIN
36-3798041
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1995
Accounting year ends
July
Files
Form 990 or 990-EZ
Category (NTEE)
Education (B94Z)
Assets (IRS master file)
$615,779
Income (IRS master file)
$321,436

Filing history

FormYear endedRevenueExpensesAssetsReturn
990July 2025$196,053$43,785$615,779IRS
990July 2024$390,160$134,300$463,511XML
990July 2023$177,009$191,259$207,651XML
990July 2022–––IRS
990-EZJuly 2021–––IRS
990-EZJuly 2020–––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 36-3798041).

Questions about OAK SCHOOL PARENT ORGANIZATION

What is the EIN of OAK SCHOOL PARENT ORGANIZATION?
The employer identification number (EIN) of OAK SCHOOL PARENT ORGANIZATION is 36-3798041.
Is OAK SCHOOL PARENT ORGANIZATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1995.
Are donations to OAK SCHOOL PARENT ORGANIZATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does OAK SCHOOL PARENT ORGANIZATION 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 OAK SCHOOL PARENT ORGANIZATION due?
The return for tax year 2025 (the year ending July 31, 2026) is due December 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did OAK SCHOOL PARENT ORGANIZATION last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended July 2025.
Who is the principal officer of OAK SCHOOL PARENT ORGANIZATION?
The 990 for the year ended July 31, 2025 names Amy Laczynski.
Who are the officers and directors of OAK SCHOOL PARENT ORGANIZATION?
The 990 for the year ended July 31, 2025 lists 8 people; 0 received compensation from the organization.
How much revenue does OAK SCHOOL PARENT ORGANIZATION have?
On its 990 for the year ended July 31, 2025 it reported revenue of $196,053, expenses of $43,785 and total assets of $615,779 at year end.

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