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Our leadership

Information about our officers and board of directors.

John O. Larsen

Board Chair and
Chief Executive Officer

Lisa M. Barton

President and COO
CEO – Interstate Power and Light
CEO – Wisconsin Power and Light

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

Chair of the Board
Director since 2019
Term expires in 2025

Patrick E. Allen

Director since 2011
Term Expires in 2026

Ignacio A. Cortina

Director since 2023
Term Expires in 2024

Stephanie L. Cox

Director since 2023
Term Expires in 2024

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
Term Expires in 2024

Thomas F. O’Toole

Director since 2015
Term Expires in 2025

Carol P. Sanders

Director since 2005
Term Expires in 2024

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