System Atlas

John O. Larsen

PersonAmerican business executive; executive chair of Alliant EnergyWikidata Q125600469
Updated

John O. Larsen is board member at Alliant Energy.

01Roles

Each role as its source states it, with the dates when the source gives them.

Former roles1

02Their organizations

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Alliant Energy

Company · Utilities · United States

Public utility holding company based in Madison,WI, US

Revenue
$4.4B
TTM to Mar 2026
Parts
4
6 sources

Updated

03About this page

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