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Under the leadership of Superintendent of Schools, Dr. Mark Johnson, the Superintendent's Office oversees all District divisions, departments, and operations. For more information, call (714)730-7305.

Dr. Johnson has more than 25 years of experience in public education and has served as a district and site leader for the past 15 years. Beginning his career as a middle school teacher, Dr. Johnson went on to serve in the Los Alamitos Unified School District as an Assistant Principal, Continuation High School Principal/Director of Assessment, Assistant Superintendent of Educational Services, and is formerly the Superintendent of the Fountain Valley School District, a role he has held for the past seven years.

Dr. Johnson is known as a visionary instructional leader focused on student achievement. His commitment to life-long learning and public service has a proven track record of results, integrity, and excellence, and his experience will guide the current and foreseeable future needs of TUSD. Dr. Johnson has a comprehensive background in communication, organizational leadership, instruction, governance, capital projects, community engagement and partnerships, aligning resources with complex budgets, and fostering respectful and productive relationships with labor associations.

Dr. Johnson earned bachelor's degrees in Biological Sciences and English from the University of Alaska Fairbanks, his master's in Educational Administration from National University, and his doctorate in Educational Leadership from the University of Southern California.  He is a proud husband to his wife, Susan, and three beautiful school-age daughters.  He enjoys reading, attending his children's events, and spending time with friends and family.