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Our leadership

Information about our officers and board of directors.

John O. Larsen

Executive Chairman
Chairman of the Board

Lisa M. Barton

President and CEO

Robert J. Durian

Executive Vice President
and Chief Financial Officer

Raja Sundararajan

Executive Vice President
Strategy and Customer Solutions

David de Leon

President – Alliant Energy’s Wisconsin energy company
and Senior Vice President – Operations

Terry L. Kouba

President - Alliant Energy's Iowa energy company
and Senior Vice President - Operations

Alberto Ruocco

Senior Vice President
and Chief Information Officer

Barbara Tormaschy

Senior Vice President
Sustainability and Regulatory Strategy

JP Brummond

Vice President
Customer and Community Engagement

Diane Cooke

Diane Cooke

Vice President
Human Resources

Aimee Davis

Vice President
Marketing, Communications and Community Affairs

Mayuri Farlinger

Vice President
Customer and Community Engagement

Melissa Kehoe

Vice President and Treasurer

Board of Directors

John O. Larsen

Director since 2019
Term expires in 2025

Lisa M. Barton

Director since 2024
Nominated for a term expiring in 2027

Patrick E. Allen

Director since 2011
Term expires in 2026

Ignacio A. Cortina

Director since 2023
Nominated for a term expiring in 2026

Stephanie L. Cox

Director since 2023
Nominated for a term expiring in 2027

N. Joy Falotico

Director since 2021
Term expires in 2025

Michael D. Garcia

Director since 2020
Term expires in 2026

Roger K. Newport

Director since 2018
Nominated for a term expiring in 2027

Thomas F. O’Toole

Director since 2015
Term expires in 2025

Christie Raymond

Director since 2024
Nominated for a term expiring in 2025

Carol P. Sanders

Director since 2005
Nominated for a term expiring in 2027

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