Diana L. Day serves as the Chief Legal Officer at Sempra, a leading energy infrastructure company based in San Diego, California. In her role, she oversees the company's legal affairs, ensuring compliance with regulatory requirements and providing strategic guidance to the executive team. With a robust background in corporate law and energy regulation, Day has been instrumental in navigating Sempra through complex legal landscapes and fostering the company's growth and innovation. Before joining Sempra, Day held several high-profile positions in the legal field. She previously served as a partner at a prominent law firm, where she specialized in energy law and corporate governance. Her expertise in these areas has been pivotal in her role at Sempra, where she has successfully managed legal strategies that support the company's expansion and sustainability initiatives. Day's leadership has been recognized with numerous accolades, including being named one of the top legal officers in the energy sector by industry publications. At Sempra, Day's contributions extend beyond her legal expertise. She is a key member of the company's executive leadership team, playing a crucial role in shaping the company's strategic direction. Her commitment to ethical practices and corporate responsibility has helped Sempra maintain its reputation as a leader in the energy industry. Under her guidance, Sempra continues to thrive, balancing profitability with a dedication to environmental stewardship and community engagement.