Greenstep
Jan Zilliacus is an experienced Senior Data Analyst currently working at BI Book and Greenstep since February 2021. Previously, Jan served as a Power BI Consultant at Midpointed Oy, focusing on internal and customer Power BI projects from concept to completion. Jan has a diverse background in accounting and business intelligence from positions at Accado Oy Ab, where responsibilities included accounts payable and managing technical issues in accounting software. Prior roles as an Insight Consultant at GroupM and B2B-analytics at KSF Media Ab involved marketing research and analysis, while earlier experience included a supervisory role at KSF Media and teaching Informatics at Hanken. Jan's career began as a programmer at Skanska Oy, developing intranet systems and providing training. Jan holds a Master’s degree in Financial Information Systems from Hanken.