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Form 990-PFTax year 2025EIN 36-6055199

The Aigner Foundation Inc

A private foundation in Arlington Heights, IL. Its return for tax year 2025 lists 9 grants and $91,728 paid in grants.

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Tax year 2025 (period ending Dec 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Accepts applications

The return gives an application contact and rules, as below.

Contact person
On file
Phone
On file
Email
On file
Mailing address
On file
Form and materials
On file
Deadlines
None
Restrictions
None

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Assets and giving by year

8 returns on file
Grants paid by tax year. The latest year is in blue.

  • Tax year 2025

    $91,728

    Grants listed
    9
    Assets, end of year
    $2,275,108

  • Tax year 2024

    $122,761

    Grants listed
    9
    Assets, end of year
    $2,189,918

  • Tax year 2023

    $105,090

    Grants listed
    5
    Assets, end of year
    $2,237,122

  • Tax year 2022

    $105,000

    Grants listed
    6
    Assets, end of year
    $2,234,674

  • Tax year 2021

    $83,755

    Grants listed
    7
    Assets, end of year
    $1,209,694

  • Tax year 2020

    $98,000

    Grants listed
    5
    Assets, end of year
    $1,133,839

  • Tax year 2019

    $73,000

    Grants listed
    7
    Assets, end of year
    $1,139,410

  • Tax year 2018

    $73,500

    Grants listed
    4
    Assets, end of year
    $1,159,642

Grants paid in 2025

9 grants, largest first

As listed on the return.

  1. Employee Assistance Fund Seed MoneyDes Plaines, IL

    Charitable

    $25,000
  2. Refuge for WomenCrystal Lake, IL

    Charitable

    $15,600
  3. Concordia PlaceChicago, IL

    Charitable

    $15,000
  4. Northern Illinois Food BankLake Forest, IL

    Charitable

    $10,000
  5. Center for Enriched LivingRiverwoods, IL

    Charitable

    $10,000
  6. Lutheran World ReliefBaltimore, MD

    Charitable

    $7,628
  7. Lutheran Social Services of IllinoisDes Plaines, IL

    Charitable

    $5,000
  8. Mosaic National SupportsOmaha, NE

    Charitable

    $2,000
  9. Betsy's BlanketsWilmette, IL

    Charitable

    $1,500

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Human services2 grants $16,50068% of the total
  2. International aid1 grant $7,62832% of the total

By State

Grants to organizations with a US address, latest year.

  1. Illinois7 grants $82,100
  2. Maryland1 grant $7,628
  3. Nebraska1 grant $2,000

Officers, directors and trustees

3 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Rev Frederick AignerPRESIDENT/DIRECTOR Hours 5Pay $7,500
  • Molly Aigner RussellSECRETARY/DIRECTOR Hours 5Pay $4,500
  • Seth Matthew AignerTREASURER/DIRECTOR Hours 5Pay $4,500

The return

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