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Dec 05, 2023

Sempra looks in-house for next top lawyer

Diana Day has been with the group for 25 years

Sempra is promoting Diana Day to become chief legal counsel, effective January 1.

In her new role, Day will report to chair and CEO Jeffrey Martin and be responsible for the North American energy infrastructure company’s legal affairs and governance.

Day, who is at present deputy general counsel, has held several leadership roles in the company’s law department over the past 25 years. Before becoming deputy general counsel, she was senior vice president and general counsel at San Diego Gas & Electric (SDGE), a Sempra utility company. In that role she was responsible for legal affairs and governance. She was previously vice president of enterprise risk management for Southern California Gas Company and SDGE. According to her LinkedIn profile, before joining Sempra she was an attorney with law firm Latham & Watkins.

Sempra also announced that Trevor Mihalik, who is at present executive vice president and CFO, has been appointed executive vice president and group president. In his new role, which takes effect January 1, Mihalik will be responsible for Sempra California in addition to corporate functions including risk and compliance, human resources and audit services and insurance.

Karen Sedgwick, Sempra’s chief administrative officer and chief human resources officer, has been appointed executive vice president and CFO. In that capacity she will lead corporate functions such as accounting, tax, finance and investor relations.

Martin says in a statement: ‘As we continue our mission to build North America’s leading energy infrastructure company, we understand the importance of continuing to invest in and build a strong and diverse leadership team that delivers quality results to our customers, communities and shareholders.

‘This is an exciting time for our company, and I am confident that today’s announcement will better position us to execute our strategic priorities and record capital campaign – which is centered on safety, reliability, growth and clean energy investments – and better serve our customers.’