Greenbuild Announces Thursday Keynote Speakers
LOS ANGELES, CA -- John Harper, Chief Operating Officer (COO) for the LA28 Olympic and Paralympic Games, and Rita Kampalath, Chief Sustainability Officer for the County of Los Angeles, will take Greenbuild’s stage on Thursday, November 6, 2025, at 8:00 a.m. PT.
Harper, who holds an H.B.A. from the University of Western Ontario, Ivey Business School, and an M.B.A. from Harvard Business School, is a business executive with a proven record of launching new ventures and managing complex projects from start to finish. In his current role, he oversees the Games delivery plan and the organizing committee’s internal operations, including the development and execution of the committee’s short-term and long-term strategic planning. Harper joined the team in June 2014 as a founding member of the bid committee.
Kampalath joined the County of Los Angeles’s Chief Sustainability Office in June 2017 as a Sustainability program director. She supports the development and implementation of the County’s first sustainability plan, in addition to providing policy support for other County sustainability-related initiatives. In May 2022, she was appointed Acting Chief Sustainability Officer, and in August 2023, she became the official Chief Sustainability Officer.
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