![]() Alliant Energy Alliant Energy operates as a regulated investor-owned public utility holding company that provides regulated electric and natural gas services. | ||
Founding Date | Founding Date 1889 | Founding Date 1917 |
Type | Type Public | Type Public |
Tags | ||
Locations | Locations Spokane, US HQ Spokane, US | Locations Madison, US HQ Cedar Rapids, US |
Employees | Employees 1,8585% increase | Employees 3,1296% decrease |
Valuation ($) | Valuation ($) 3 b | Valuation ($) 15.3 b |
Financial | ||
Revenue (est.) | Revenue (est.) $2b (FY, 2025) | Revenue (est.) $4.4b (FY, 2025) |

Alliant Energy operates as a regulated investor-owned public utility holding company that provides regulated electric and natural gas services.
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