Nonprofit · EIN 39-1884367
WESTERN IOWA POWER COOPERATIVE
Tax-exempt · DENISON, IA 51442
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $15,868,197 | $14,840,155 | $1,028,042 | $65,157,128 | $33,658,963 | $31,498,165 |
| December 31, 2024 | 990 | $14,933,814 | $14,254,168 | $679,646 | $60,282,500 | $29,857,912 | $30,424,588 |
| December 31, 2023 | 990 | $15,274,054 | $14,226,542 | $1,047,512 | $58,236,839 | $28,567,501 | $29,669,338 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $15,221,020
- Investment income
- $32,378
- Net rental income
- $6,540
- Net income from sales of inventory
- $10,944
- Other revenue
- $614,799
Expenses
- Grants and similar amounts paid
- $7,698
- Benefits paid to members
- $350,000
- Compensation of officers, directors and key employees
- $464,555
- Salaries, compensation and benefits (total)
- $464,555
- Professional fundraising fees
- $0
- Depreciation
- $1,847,303
Balance sheet and other
- Total assets, start of year
- $60,282,500
- Total assets, end of year
- $65,157,128
- Total liabilities, end of year
- $33,658,963
- Net assets, end of year
- $31,498,165
- Land, buildings and equipment
- $53,859,486
- Gross receipts
- $16,880,812
- Employees
- 32
- Volunteers
- 0
- Year formed
- 1997
- State of legal domicile
- IA
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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| STEPHANIE WIESE | EVP/GENERAL MANAGER Officer | 40 | $163,336 | $44,642 |
| JOHN AKERS | OPERATIONS MANAGER Key employee | 40 | $153,556 | $29,150 |
| WADE PITT | FOREMAN Highest-paid employee | 44 | $120,386 | $49,539 |
| JEREMY LAHR | FOREMAN Highest-paid employee | 43 | $114,063 | $47,317 |
| CHRISTOPHER MERRITT | FOREMAN Highest-paid employee | 43 | $122,028 | $36,456 |
| RICKY LORENZEN | WAREHOUSE CLERK Highest-paid employee | 43 | $114,628 | $43,244 |
| CAMERON YOULL | FOREMAN Highest-paid employee | 44 | $121,753 | $23,813 |
| MIKE BLUM | TREASURER/VICE CHAIR Trustee or director, Officer | 7 | $11,825 | $0 |
| CRAIG REISBURG | TREASURER Trustee or director, Officer | 1.9 | $8,525 | $0 |
| KENNETH SMITH | ASST SECETARY/TREASURER Trustee or director, Officer | 4.7 | $8,525 | $0 |
| LOUIS REED | DIRECTOR/CHAIRMAN Trustee or director, Officer | 3 | $7,150 | $0 |
| BRIAN LUNDELL | DIRECTOR Trustee or director | 1.2 | $6,325 | $0 |
| JANET IVERSON | CHAIRMAN UNTIL 08/2025 Trustee or director, Officer | 4.7 | $6,240 | $0 |
| ROSS WOOD | VICE CHAIR/SECRETARY Trustee or director, Officer | 2 | $4,675 | $0 |
| BART HEISTERKAMP | DIRECTOR Trustee or director | 1.8 | $4,675 | $0 |
4 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| PETER ALEXANDER | SECRETARY UNTIL 08/2025 Trustee or director, Officer | 4.3 | $4,650 |
| GARY VOLKERT | DIRECTOR Trustee or director | 1.3 | $4,400 |
| SHARON GRIES | DIRECTOR AS OF 08/2025 Trustee or director | 3.6 | $1,375 |
| AMBER GRAY | DIRECTOR AS OF 08/2025 Trustee or director | 3.8 | $1,100 |
990 for the year ended December 31, 2024: 18 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| MARCUS RIHNER - EVP AND | GENERAL MANAGER UNTIL 12/2024 Officer | 45 | $157,242 | $30,313 |
| STEPHANIE WIESE - ASST MGR | DIR MBR SERV/INTERIM GM FROM 12/2024 Officer | 40 | $145,165 | $37,787 |
| JOHN AKERS | OPERATIONS MANAGER Highest-paid employee | 40 | $146,190 | $24,231 |
| JUSTIN PARKS | CFO Highest-paid employee | 40 | $124,585 | $33,466 |
| MARK TROTTER | FOREMAN/STAKING TECHNICIAN Highest-paid employee | 44.4 | $114,697 | $30,394 |
| CHRISTOPHER MERRITT | FOREMAN Highest-paid employee | 42.8 | $111,580 | $30,540 |
| CAMERON YOULL | FOREMAN Highest-paid employee | 43.5 | $119,488 | $13,651 |
| MIKE BLUM | ASST SECRETARY/TREASURER Trustee or director, Officer | 5.8 | $9,900 | $0 |
| JANET IVERSEN | CHAIRMAN Trustee or director, Officer | 4.3 | $8,800 | $0 |
| CRAIG RIESBURG | TREASURER Trustee or director, Officer | 2.8 | $5,500 | $0 |
| KENNETH SMITH | DIRECTOR Trustee or director | 3.2 | $5,500 | $0 |
| DAVID CARLSON | DIRECTOR UNTIL 08/2024 Trustee or director | 1.5 | $4,950 | $0 |
| PETER ALEXANDER | SECRETARY Trustee or director, Officer | 1.8 | $4,675 | $0 |
| LOUIS REED | DIRECTOR Trustee or director | 3.7 | $3,850 | $0 |
| GARY VOLKERT | DIRECTOR Trustee or director | 0.8 | $3,575 | $0 |
| BRIAN LUNDELL | DIRECTOR Trustee or director | 2.3 | $3,025 | $0 |
| ROSS WOOD | VICE CHAIR Trustee or director, Officer | 1.5 | $2,750 | $0 |
| BART HEISTERKAMP | DIRECTOR FROM 09/2024 Trustee or director, Officer | 1.3 | $1,375 | $0 |
990 for the year ended December 31, 2023: 17 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| MARCUS RIHNER | EVP AND GENERAL MANAGER Officer | 48 | $147,532 | $27,271 |
| STEPHANIE WIESE | ASST MANAGER/DIR OF MEMBER SERVICES Highest-paid employee | 45 | $136,276 | $35,596 |
| JOHN AKERS | OPERATIONS MANAGER Highest-paid employee | 45 | $137,534 | $23,120 |
| JUSTIN PARKS | DIRECTOR OF FINANCE Highest-paid employee | 45 | $118,707 | $30,076 |
| JANET IVERSEN | CHAIRMAN Trustee or director, Officer | 3.1 | $9,425 | $0 |
| MIKE BLUM | ASST SECRETARY/TREASURER Trustee or director, Officer | 2.9 | $9,175 | $0 |
| LEROY HIGHT | TREASURER END 08/2023 Trustee or director, Officer | 2.1 | $7,100 | $0 |
| MIKE FRIIS | DIRECTOR END 08/2023 Trustee or director | 3.1 | $4,750 | $0 |
| ROSS WOOD DIRECTOR END 082023 | VICE CHAIR BEG 09/2023 Trustee or director, Officer | 1.8 | $4,600 | $0 |
| CRAIG RIESBURG DIRECTOR | END 08/2023 TREASURER BEG 09/2023 Trustee or director, Officer | 2.9 | $4,125 | $0 |
| LOUIS REED | DIRECTOR Trustee or director | 2.4 | $3,600 | $0 |
| TODD BRUS | VICE CHAIRMAN END 08/2023 Trustee or director, Officer | 1.9 | $3,585 | $0 |
| DAVID CARLSON | DIRECTOR Trustee or director | 2.4 | $3,325 | $0 |
| PETER ALEXANDER | SECRETARY Trustee or director, Officer | 1.3 | $2,575 | $0 |
| KENNETH SMITH | DIRECTOR BEGIN 09/2023 Trustee or director | 3.9 | $1,925 | $0 |
| GARY VOLKERT | DIRECTOR BEGIN 09/2023 Trustee or director | 1.8 | $1,650 | $0 |
| BRIAN LUNDELL | DIRECTOR BEGIN 09/2023 Trustee or director | 2.1 | $1,100 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 428, DENISON, IA 51442-0428
- Principal officer (990 for 2025)
- STEPHANIE WIESE, PO BOX 428, DENISON, IA 51442
- Signed the 990
- STEPHANIE WIESE, EXECUTIVE VICE PRESIDENT/GM
- Phone
- (712) 263-2943
- Website
- WWW.WIPCO.COM
- Return prepared by
- EIDE BAILLY ADVISORY LLC
Mission
WESTERN IOWA POWER COOPERATIVE'S MISSION IS TO ENHANCE OUR MEMBERS QUALITY OF LIFE BY PROVIDING SAFE AND RELIABLE ELECTRIC SERVICES.
Program accomplishments
- PROVIDED ELECTRIC SERVICE TO APPROXIMATELY 3,376 MEMBER CONSUMERS OVER 2,079 MILES OF LINE.
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 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 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 39-1884367
- Tax-exempt status
- 501(c)(12): Benevolent life insurance association or mutual company
- Donations deductible
- No
- Exempt since
- 1997
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $65,157,128
- Income (IRS master file)
- $16,880,812
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $15,868,197 | $14,840,155 | $65,157,128 | XML |
| 990 | December 2024 | $14,933,814 | $14,254,168 | $60,282,500 | XML |
| 990 | December 2023 | $15,274,054 | $14,226,542 | $58,236,839 | XML |
| 990 | December 2022 | $14,883,426 | $14,032,557 | $55,996,172 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990 | 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 39-1884367).
Questions about WESTERN IOWA POWER COOPERATIVE
- What is the EIN of WESTERN IOWA POWER COOPERATIVE?
- The employer identification number (EIN) of WESTERN IOWA POWER COOPERATIVE is 39-1884367.
- Is WESTERN IOWA POWER COOPERATIVE tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(12) since 1997.
- Are donations to WESTERN IOWA POWER COOPERATIVE tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does WESTERN IOWA POWER COOPERATIVE 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 WESTERN IOWA POWER COOPERATIVE 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 WESTERN IOWA POWER COOPERATIVE last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of WESTERN IOWA POWER COOPERATIVE?
- The 990 for the year ended December 31, 2025 names STEPHANIE WIESE.
- Who are the officers and directors of WESTERN IOWA POWER COOPERATIVE?
- The 990 for the year ended December 31, 2025 lists 19 people; 19 received compensation from the organization, the highest $163,336 (STEPHANIE WIESE, EVP/GENERAL MANAGER).
- How much revenue does WESTERN IOWA POWER COOPERATIVE have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $15,868,197, expenses of $14,840,155 and total assets of $65,157,128 at year end.
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