The Orange County Power Authority (OCPA) has named two top executives to manage the recently formed agency and oversee the launch of a community choice energy program by 2022 in Southern California. Brian Probolsky, the current president of the Moulton Niguel Water District, was appointed the group’s chief executive officer (CEO), while Antonia Castro-Graham, who currently serves as the City of Fullerton’s deputy city manager, was named its chief operating officer (COO). OPCA Chairman and Irvine Vice Mayor Mike Carroll said the board “selected a distinguished executive team with deep roots in Orange County public service,” adding that his city is “proud of having nurtured OCPA from concept to creation” in a Jan. 13 statement. Probolsky, a resident of Laguna Niguel, has served on the Moulton Niguel board of directors since 2008. He is a strong advocate for technology and innovation, according to the water district. Castro-Graham worked previously for …