Alliant Energy
| Alliant's Edgewater Generating Station, a coal power plant in Sheboygan, Wisconsin. | |
| Formerly | Interstate Energy Corp. | 
|---|---|
| Company type | Public | 
| Industry | Utilities | 
| Founded | 1917 | 
| Headquarters | Madison, Wisconsin, U.S. | 
| Products | |
| Revenue | US$3.669 billion (Fiscal Year Ended December 31, 2021) | 
| US$0.795 billion (Fiscal Year Ended December 31, 2021) | |
| US$0.674 billion (Fiscal Year Ended December 31, 2021) | |
| Total assets | US$18.553 billion (Fiscal Year Ended December 31, 2021) | 
| Total equity | US$5.990 billion (Fiscal Year Ended December 31, 2021) | 
| Number of employees | 3,375 (2021) | 
| Subsidiaries | 
 | 
| Website | alliantenergy | 
Alliant Energy Corporation is a public utility holding company headquartered in Madison, Wisconsin, providing power in Iowa and Wisconsin.