Sarina Laura Williner is a seasoned professional with extensive experience in administrative support across the pharmaceutical industry. Currently serving as Team Administrator for Switzerland and Austria at Stemline Therapeutics since March 2023, Sarina previously held the position of Assistant Market Access at Bristol Myers Squibb from July 2021 to March 2023, providing operational support to the Leadership Team and managing travel arrangements, invoices, and contracts. Prior to that, Sarina worked as a Business Unit Assistant at Celgene, where responsibilities included supporting marketing projects and organizing meetings. Early career roles included Clerk Account Management at Alloga AG, Trainee Clerk abroad at Wieland Group, and Clerk Administration at Almeta Metallhandel AG. Sarina holds multiple diplomas in business administration from KV Business School Zürich.