The company said David A. de Leon, president of Wisconsin Power and Light Company (WPL) and senior vice president of Alliant Energy and Interstate Power and Light Company (IPL), informed it that he is retiring from all his positions after 39 years of service, effective December 10, 2025.

1. 01

   The company said David A. de Leon, president of Wisconsin Power and Light Company (WPL) and senior vice president of Alliant Energy and Interstate Power and Light Company (IPL), informed it that he is retiring from all his positions after 39 years of service, effective December 10, 2025.

2. 02

   Alliant Energy said de Leon will continue as Senior Vice President of Alliant Energy, IPL and WPL from January 5, 2026, and will retire around July 1, 2026.

3. 03

   The company said the WPL board appointed Rebecca Cameron Valcq as President of WPL on December 10, 2025, effective January 5, 2026, and that she will also serve as Vice President of Alliant Energy and IPL from the same date.

4. 04

   Interstate Power and Light said Valcq, 50, has been Assistant Vice President of the company since 2024, and from 2019 to 2024 she served as Chair of the Public Service Commission of Wisconsin, overseeing regulation of more than 1,000 water, electric and gas utilities.

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