Tresnasari Satya is an office manager at CHAMPS FPH UI. She finished her bachelor and master degree at Faculty of Public Health, Universitas Indonesia. She started her career as a marketing team member at a pharmaceutical company in Indonesia. Her experience has broadened by working in various health facilities, being a teaching assistant, guest lecturer, and currently being actively involved as a researcher and office manager. She succeeded in establishing collaboration with various institutions, both national and international, and she was very careful in managing letters and finances at the institution. She has been involved in various research, training, and assistance for more than 15 years. With over a decade of experience in office management, research, budget planning, and administration, she is seasoned professional dedicated to enhancing workplace efficiency and productivity.