Sibylle Hartzell

•Delivered 150+ events in 25 countries, top-quartile engagement scores •Built YPO Swiss Winter Meeting, securing executive partnerships between CH and China •Controlled CHF 800K+ budgets, staying 2% under forecast with strong ROI •Introduced hybrid and sustainability-led formats, enhancing ESG reputation •Transitioned events to hybrid during global disruptions, retaining 90% pipeline •Led teams of up to 12, boosting innovation and knowledge-sharing •Created playbooks reducing setup time 10% across clients

•Redesigned European brand engagement strategy, focusing on the customer experience •Increased sales conference revenue +15% and satisfaction +5 points. •Built AI-enabled performance dashboards across 16 countries. •Delivered 25% cost savings on multimillion CHF portfolio. •Led team of 20, improving engagement +22% by reducing confusion, and improved decision speed by +12%. •Reduced approval cycles 20% and achieved 100% on-time delivery. •Secured C-level alignment, driving 2 new partnerships.

•Optimized procurement, responsible budget of €75M, cutting supplier spend -12% and lead times -15% and increasing transparency. •Rolled out Strategic Meeting Management program, improving efficiencies. •Negotiated global vendor agreements, securing savings and premium service.

•Executed global congress portfolio across 4 continents for 15 products. •Drove alignment with Genentech & GSK, expanding reach in 4 markets. •Standardized ROI and impact reporting, shaping future portfolio strategy.