Patrick E. Allen


Director since 2011
Term expires in 2029

Committee memberships:
• Compensation
• Executive (Chair)
• Nominating and Governance

Summary: As independent Board Chair, Mr. Allen brings to our Board extensive experience in financial, strategic, and risk management leadership.

Mr. Allen served as Chief Financial Officer at Collins Aerospace from 2018 until his retirement in 2020.

He served as Senior Vice President and Chief Financial Officer at Rockwell Collins, Inc. in Cedar Rapids, Iowa, leading the company’s finance activities, including financial planning, accounting, treasury, audit, and tax from 2005 to 2018.

Mr. Allen previously served in various financial officer positions at Rockwell Collins and its subsidiaries since 2001. Before joining Rockwell Collins, he served in various roles at Rockwell International, including Vice President and Treasurer, Vice President of Financial Planning, and Assistant Controller. Prior to that, he worked as an auditor at Deloitte & Touche and has passed the certified public accountancy examination.

Mr. Allen has served on the Board of Tennant Company, a manufacturer of floor cleaning equipment, since 2026, and he served on the Board of Triumph Group, Inc., an aerospace company, from 2023 to 2025.

Skills and qualifications: strategic leadership; financial acumen/literacy; public policy and regulatory; human capital management; risk management; technology systems; environmental and safety.

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Patrick Allen, Alliant Energy Board of Directors

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