Sari Bruun is a Property Manager at Retta Isännöinti Oy since January 2022, bringing extensive experience from a long tenure at UPM from April 1990 to 2022. Sari has pursued multiple educational qualifications, including a PerusTEK in Isännöinti from Kiinko set to be completed in May 2024, a professional qualification in property management from Aikuiskoulutus TAITAJA achieved in August 2021, and a degree as a Kemian prosessinhoitaja from Saimaan ammattiopisto Sampo obtained in May 1989. Sari began academic pursuits with a Yo-tutkinto from Lauritsalan lukio in May 1987.