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Nonprofit · EIN 47-1141222

IDEX FOUNDATION

Tax-exempt · NORTHBROOK, IL 60062

Financials

$0$1.8M2024$500K$1.9M2025
Revenue Expenses · by fiscal year end
Financials of IDEX FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$500,000$1,935,664-$1,435,664$2,933,066$0$2,933,066
December 31, 2024990-PF$0$1,842,960-$1,842,960$4,259,000$3,752$4,255,248
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$500,000

Expenses

Grants and similar amounts paid
$1,925,524
Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$0
Disbursements for charitable purposes
$1,925,524
Excise tax on investment income
$1,577

Balance sheet and other

Total assets, start of year
$4,259,000
Total assets, end of year
$2,933,066
Total liabilities, end of year
$0
Net assets, end of year
$2,933,066
Fair market value of assets
$2,933,066
Qualifying distributions
$1,925,524
Net investment income
$113,482

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-PF for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
Nikki Ambers
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Secretary & Treasurer3.5$0
Krishna Ranganathan
3100 Sanders Road, Suite 301, Northbrook, IL 60062
President3.5$0
Jenna Myszak
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Treasurer3.5$0
Mark Spencer
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Stephanie Snow
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Abigail Roche
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Troy McIntosh
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Erin Little
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Richard Yarnall
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Lisa Presutti
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Natalie Chatley
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Wes Lobo
3100 Sanders Road, Suite 301, NorthbrookNorthbrook, IL 60062
Director0.5$0
Margaux Friend
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Lawyer Burks
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
990-PF for the year ended December 31, 2024: 11 people
NameTitleHours / weekCompensation
Anastasia Graves
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Secretary3.5$0
Mark Spencer
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Jenna Myszak
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Treasurer3.5$0
Abbie Roche
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Lawyer Burks
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Stephanie Snow
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Troy McIntosh
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Nicole Jung
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Erin Little
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Director0.5$0
Krishna Ranganathan
3100 Sanders Road, Suite 301, Northbrook, IL 60062
President3.5$0
Nikki Ambers
3100 Sanders Road, Suite 301, Northbrook, IL 60062
Secretary3.5$0

Address and contacts

Address (IRS master file)
3100 SANDERS RD STE 301, NORTHBROOK, IL 60062-7179
In care of
% KRISHNA RANGANTHAN
Signed the 990-PF
Nikki Ambers, Treasurer
Phone
(847) 498-7070

What it must file and when

IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-PF on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
47-1141222
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private non-operating foundation
Donations deductible (Pub 78)
Private foundation, 30% limit
Exempt since
2014
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$2,933,066
Income (IRS master file)
$500,000

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$500,000$1,935,664$2,933,066IRS
990-PFDecember 2024$0$1,842,960$4,259,000IRS
990-PFDecember 2023$1$1,323,447$5,875,065IRS
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––IRS

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.

Questions about IDEX FOUNDATION

What is the EIN of IDEX FOUNDATION?
The employer identification number (EIN) of IDEX FOUNDATION is 47-1141222.
Is IDEX FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
Are donations to IDEX FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does IDEX FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of IDEX FOUNDATION due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did IDEX FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2025.
Who are the officers and directors of IDEX FOUNDATION?
The 990-PF for the year ended December 31, 2025 lists 14 people; 0 received compensation from the organization.
How much revenue does IDEX FOUNDATION have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $500,000, expenses of $1,935,664 and total assets of $2,933,066 at year end.

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