Zeta Energy adds Kevin McMahon to board, names him audit chair

Zeta Energy has appointed Kevin McMahon to its board of directors and named him chairman of the audit committee. The move adds a veteran compliance and risk executive as the Houston battery company pushes commercialization of its low-cost, rechargeable battery technology.

Why it matters: - Kevin McMahon’s appointment strengthens Zeta Energy’s board with a director who has deep experience in compliance, audit, and enterprise risk. - The audit committee chair role is especially important for a private company that is advancing toward broader commercialization and potential future capital or governance needs.

What happened: - Zeta Energy appointed Kevin McMahon to its board of directors. - McMahon will also serve as chairman of the audit committee. - The company announced the move on Oct. 1, 2026. - Zeta Energy is based in Houston.

The details: - McMahon most recently served as chief compliance officer and senior vice president of internal audit services at Calpine Corporation. - At Calpine, McMahon led regulatory, financial and operational assurance programs through public company operations, restructuring and private equity transactions. - McMahon previously held internal audit and compliance leadership roles at Exide Technologies, HCA, Inc., Ernst & Young LLP, Southern Company Services and NextEra Energy. - He also served on the boards of Flotek Industries and Epic Energy Resources. - At Flotek Industries and Epic Energy Resources, McMahon chaired the audit committee and worked on financial oversight, governance improvements and strategic acquisition evaluations. - McMahon holds an MBA from Palm Beach Atlantic University and a bachelor’s degree in accounting from the State University of New York at Fredonia. - McMahon is a Certified Internal Auditor and a Certified Risk Management Assurance professional.

Between the lines: - The appointment signals that Zeta Energy is prioritizing governance depth alongside product development. - McMahon’s background in compliance and audit fits a company operating in battery technology, where supply chain, manufacturing and defense-adjacent customers can raise oversight demands. - Zeta Energy said its batteries are lower cost and sustainably manufactured and eliminate graphite, cobalt, manganese and nickel. - The company said its batteries have drawn interest for aerial and defense applications. - Zeta Energy said it holds more than 60 patents and applications and has won awards from ARPA-E, the National Energy Technology Laboratory and the World Materials Forum. - Zeta Energy also said it may disclose public material events through its website and social media accounts, including the company’s website and its LinkedIn page.

What's next: - McMahon is expected to help oversee audit and governance matters as Zeta Energy continues developing and commercializing its battery technology. - Future company disclosures may come through Zeta Energy’s website or social channels.

The bottom line: - Zeta Energy is adding a seasoned audit and compliance leader at a point when governance credibility can matter as much as technical progress.