NORTHERN STATES POWER CO /WI/
SEC Filing List
CIK: 0000072909
Company Information
| First EDGAR Filing | Last Filing | Category | Fiscal Year End |
|---|---|---|---|
| 1994-03-28 | 2026-04-30 | Non-accelerated filer | 12/31 |
| Exchange | Current Cusip | SIC Code | State |
|---|---|---|---|
| 4931-Electric & Other Services Combined | WI |
| SEC Company Name | Former Names |
|---|---|
| Northern States Power Co /wi/ |
| Business Address | Mailing Address |
|---|---|
| 1414 W HAMILTON AVE, EAU CLAIRE, WI 54702 | P O BOX 8, EAU CLAIRE, WI 54702-008 |