Nonprofit · EIN 47-6807414
WAYNE AND NAN KOCOUREK FOUNDATION
Also known as WAYNE C KOCOUREK TTEE
Tax-exempt · BUFFALO GROVE, IL 60089
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $6,598,485 | $16,495,560 | -$9,897,075 | $115,069,237 | $10,857 | $115,058,380 |
| December 31, 2024 | 990-PF | $7,179,369 | $15,908,711 | -$8,729,342 | $124,935,053 | $0 | $124,935,053 |
| December 31, 2023 | 990-PF | $111,313,699 | $9,207,066 | $102,106,633 | $133,650,130 | $0 | $0 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Dividends
- $1,266,467
- Interest
- $5,298,533
- Net gain from sales of assets
- $33,485
Expenses
- Grants and similar amounts paid
- $15,728,663
- Compensation of officers, directors and key employees
- $314,829
- Salaries, compensation and benefits (total)
- $10,857
- Disbursements for charitable purposes
- $16,077,290
- Excise tax on investment income
- $88,685
Balance sheet and other
- Total assets, start of year
- $124,935,053
- Total assets, end of year
- $115,069,237
- Total liabilities, end of year
- $10,857
- Net assets, end of year
- $115,058,380
- Fair market value of assets
- $117,199,645
- Qualifying distributions
- $16,077,290
- Net investment income
- $6,598,485
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.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| WAYNE KOCOUREK 750 Lake Cook Rd Suite 460, Buffalo Grove, IL 60089 | TRUSTEE | 0 | $164,829 |
| NAN KOCOUREK 750 Lake Cook Rd Suite 460, Buffalo Grove, IL 60089 | CEO | 0 | $150,000 |
990-PF for the year ended December 31, 2024: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| WAYNE KOCOUREK 750 Lake Cook Rd Suite 460, Buffalo Grove, IL 60089 | TRUSTEE | 0 | $165,755 |
| NAN KOCOUREK 750 Lake Cook Rd Suite 460, Buffalo Grove, IL 60089 | CEO | 0 | $150,000 |
990-PF for the year ended December 31, 2023: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| WAYNE KOCOUREK 750 Lake Cook Rd Suite 460, Buffalo Grove, IL 60089 | TRUSTEE | 0 | $269,270 |
| NAN KOCOUREK 750 Lake Cook Rd Suite 460, Buffalo Grove, IL 60089 | CEO | 0 | $150,000 |
Address and contacts
- Address (IRS master file)
- 750 W LAKE COOK RD STE 460, BUFFALO GROVE, IL 60089-2090
- In care of
- % WAYNE C KOCOUREK
- Signed the 990-PF
- NAN KOCOUREK, CEO
- Phone
- (847) 215-3475
- Return prepared by
- Andersen Tax LLC
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-PF on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-PF on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-PF on file |
IRS record
- EIN
- 47-6807414
- 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
- 2015
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20)
- Assets (IRS master file)
- $115,069,237
- Income (IRS master file)
- $83,827,084
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $6,598,485 | $16,495,560 | $115,069,237 | XML |
| 990-PF | December 2024 | $7,179,369 | $15,908,711 | $124,935,053 | XML |
| 990-PF | December 2023 | $111,313,699 | $9,207,066 | $133,650,130 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | December 2020 | – | – | – | IRS |
| 990-PF | December 2019 | – | – | – | IRS |
| 990-PF | December 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 47-6807414).
Questions about WAYNE AND NAN KOCOUREK FOUNDATION
- What is the EIN of WAYNE AND NAN KOCOUREK FOUNDATION?
- The employer identification number (EIN) of WAYNE AND NAN KOCOUREK FOUNDATION is 47-6807414.
- Is WAYNE AND NAN KOCOUREK FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2015.
- Are donations to WAYNE AND NAN KOCOUREK FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does WAYNE AND NAN KOCOUREK FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of WAYNE AND NAN KOCOUREK 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 WAYNE AND NAN KOCOUREK 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 WAYNE AND NAN KOCOUREK FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 2 people; 2 received compensation from the organization, the highest $164,829 (WAYNE KOCOUREK, TRUSTEE).
- How much revenue does WAYNE AND NAN KOCOUREK FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $6,598,485, expenses of $16,495,560 and total assets of $115,069,237 at year end.
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