Alliant Energy (NASDAQ: LNT) announced today that its board of directors elected John Larsen, current board chair and CEO, to the position of executive chairman, effective January 1, 2024. In addition, Lisa Barton has been elected CEO of Alliant Energy and a member of the board of directors effective January 1, 2024.

"Lisa is an outstanding leader, with a track record of driving strategic outcomes, making her uniquely qualified to take on the CEO role during this period in our industry," Larsen said. "The board and I are confident she will further Alliant Energy’s ability to deliver consistent results as we deliver on our purpose of serving customers and helping to build stronger communities. I look forward to working closely with Lisa in her new role."

Barton joined Alliant Energy in February of this year as president and COO.

"I am excited and appreciative for the opportunity to take on the role of CEO during this exciting time for our company and industry," Barton said. "I am honored to follow John's leadership and look forward to our continued partnership. There has never been a more exciting time to be in the industry, and it is a privilege to have the opportunity to work with our dedicated and innovative team at Alliant Energy, where we are focused on successfully delivering on our purpose of serving customers and building stronger communities."

"The board of directors is confident that Lisa will provide excellent leadership at Alliant Energy, and working with our deep bench of leaders, continue to deliver superior value to our customers, communities and shareowners," said Carol Sanders, independent lead director of the board of directors. "On behalf of the Alliant Energy board of directors, I also want to thank John for his outstanding and continued leadership. His track record as CEO in delivering long-term value to customers, communities and shareowners is built upon his strong foundation of serving our company for the past 35 years. We are pleased that he is stepping into his new role as executive chairman and will continue to help shape the future direction of Alliant Energy."

Sanders will remain in her role as lead independent director.

In Larsen's new role as executive chairman, he will remain an employee of Alliant Energy and chair of the board of directors, and Barton will report to him. Working closely with Barton, Larsen will oversee key strategic matters important to the company, including the development of the company’s strategy, as well as legislative and investor engagement. He will remain actively engaged in key energy and economic policy matters, and with key stakeholders and in the community.

About Alliant Energy

Alliant Energy Corporation (NASDAQ: LNT) provides regulated energy service to 995,000 electric and 425,000 natural gas customers across Iowa and Wisconsin. Alliant Energy's mission is to deliver energy solutions and exceptional service customers and communities count on – safely, efficiently and responsibly. Interstate Power and Light Company (IPL) and Wisconsin Power and Light Company (WPL) are Alliant Energy's two public energy companies. Alliant Energy is a component of the Nasdaq CRD Sustainability Index, Bloomberg’s Gender-Equality Index, and the S&P 500. For more information, visit alliantenergy.com and follow us on LinkedIn, Facebook, Instagram and Twitter.

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