Nonprofit · EIN 39-1444065
ALLIANT ENERGY FOUNDATION INC
Tax-exempt · MADISON, WI 53718
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $2,063,059 | $2,976,676 | -$913,617 | $28,478,463 | $28,908 | $28,449,555 |
| December 31, 2024 | 990-PF | $1,828,882 | $3,348,903 | -$1,520,021 | $29,398,896 | $25,937 | $29,372,959 |
| December 31, 2023 | 990-PF | $7,753,445 | $3,924,008 | $3,829,437 | $30,922,435 | $53,622 | $30,868,813 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $563,320
- Dividends
- $1,007,201
- Interest
- $4
- Net gain from sales of assets
- $489,196
- Other income
- $3,338
Expenses
- Grants and similar amounts paid
- $2,416,486
- Compensation of officers, directors and key employees
- $57,036
- Salaries, compensation and benefits (total)
- $53,075
- Disbursements for charitable purposes
- $2,862,748
- Excise tax on investment income
- $19,520
Balance sheet and other
- Total assets, start of year
- $29,398,896
- Total assets, end of year
- $28,478,463
- Total liabilities, end of year
- $28,908
- Net assets, end of year
- $28,449,555
- Fair market value of assets
- $33,952,041
- Qualifying distributions
- $2,862,748
- Net investment income
- $1,499,739
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 |
|---|---|---|---|
| ANDY KITSLAAR 4902 N BILTMORE LN, MADISON, WI 53718 | SECRETARY | 20.4 | $56,824 |
| COLLEEN THOMAS 4902 N BILTMORE LN, MADISON, WI 53718 | TREASURER | 0.5 | $212 |
| AIMEE DAVIS 4902 N BILTMORE LN, MADISON, WI 53718 | PRESIDENT | 0.5 | $0 |
| DAVID DE LEON 4902 N BILTMORE LN, MADISON, WI 53718 | VICE PRESIDENT | 0.5 | $0 |
| AMY BEST 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| ROBERT DURIAN 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| MAYURI FARLINGER 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
990-PF for the year ended December 31, 2024: 8 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JULIE BAUER 4902 N BILTMORE LN, MADISON, WI 53718 | SECRETARY (RETIRED 6/24) | 20.4 | $51,685 |
| ANDY KITSLAAR 4902 N BILTMORE LN, MADISON, WI 53718 | SECRETARY | 20.4 | $43,627 |
| COLLEEN THOMAS 4902 N BILTMORE LN, MADISON, WI 53718 | TREASURER | 0.5 | $826 |
| AIMEE DAVIS 4902 N BILTMORE LN, MADISON, WI 53718 | PRESIDENT | 0.5 | $0 |
| DIANE COOKE 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| DAVID DE LEON 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| ROBERT DURIAN 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| TERRY KOUBA 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR (RETIRED 5/24) | 0.5 | $0 |
990-PF for the year ended December 31, 2023: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JULIE BAUER 4902 N BILTMORE LN, MADISON, WI 53718 | EXEC DIRECTOR/SECRETARY | 20.4 | $74,329 |
| COLLEEN THOMAS 4902 N BILTMORE LN, MADISON, WI 53718 | TREASURER | 0.5 | $588 |
| DAVID DE LEON 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| AIMEE DAVIS 4902 N BILTMORE LN, MADISON, WI 53718 | PRESIDENT | 0.5 | $0 |
| ROBERT DURIAN 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| DIANE COOKE 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
| TERRY KOUBA 4902 N BILTMORE LN, MADISON, WI 53718 | DIRECTOR | 0.5 | $0 |
Address and contacts
- Address (IRS master file)
- 4902 N BILTMORE LN, MADISON, WI 53718-2148
- Signed the 990-PF
- ANDY KITSLAAR, EXEC DIRECTOR/SECRETARY
- Phone
- (608) 252-5024
- Website
- WWW.ALLIANTENERGY.COM
- Return prepared by
- RSM US LLP
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
- 39-1444065
- 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
- 1983
- Accounting year ends
- December
- Files
- Form 990-PF
- Assets (IRS master file)
- $28,478,463
- Income (IRS master file)
- $4,123,863
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $2,063,059 | $2,976,676 | $28,478,463 | IRS |
| 990-PF | December 2024 | $1,828,882 | $3,348,903 | $29,398,896 | IRS |
| 990-PF | December 2023 | $7,753,445 | $3,924,008 | $30,922,435 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | December 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 39-1444065).
Questions about ALLIANT ENERGY FOUNDATION INC
- What is the EIN of ALLIANT ENERGY FOUNDATION INC?
- The employer identification number (EIN) of ALLIANT ENERGY FOUNDATION INC is 39-1444065.
- Is ALLIANT ENERGY FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1983.
- Are donations to ALLIANT ENERGY FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does ALLIANT ENERGY FOUNDATION INC file?
- Form 990-PF. Private foundations file every year.
- When is the next return of ALLIANT ENERGY FOUNDATION INC 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 ALLIANT ENERGY FOUNDATION INC 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 ALLIANT ENERGY FOUNDATION INC?
- The 990-PF for the year ended December 31, 2025 lists 7 people; 2 received compensation from the organization, the highest $56,824 (ANDY KITSLAAR, SECRETARY).
- How much revenue does ALLIANT ENERGY FOUNDATION INC have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $2,063,059, expenses of $2,976,676 and total assets of $28,478,463 at year end.
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