Energy infrastructure firm Sempra appointed its Chief Financial Officer Trevor Mihalik as group president, a role in which he’ll have responsibility for risk and compliance.

Over the last 11 years, Mihalik has served as the company’s chief accounting officer and, more recently, as CFO. His new role, in which he’ll remain an executive vice president, will take effect Jan. 1.

Sempra also promoted its Deputy General Counsel Diana Day as chief legal counsel. She will report to Chairman and Chief Executive Jeffrey Martin.

Day has served in a variety of leadership roles within the company’s law department. She served as the senior vice president and general counsel at San Diego Gas & Electric and formerly as the vice president of enterprise risk management for Southern California Gas Company and SDGE.