William Okkerse

Sr. Director, Global Brand Maximization Teva Pharmaceuticals

William Okkerse is a results-driven leader with a distinguished career in life sciences, specializing in the successful launch and commercialization of specialty care products across various therapeutic areas. With a deep understanding of the end-to-end value chain, he currently leads Global Brand Maximization for innovative medicines at Teva Pharmaceuticals. Prior to this he held various senior leadership roles at Takeda, leading high-performing teams in diverse cultural environments. Including roles as Franchise Head for the Lung Cancer Franchise in the US market, Head of the Rare Disease BU Office in Japan and as member of it's Global Marketing team for GI. Known for his strategic mindset and collaborative leadership style, William has overseen multiple benchmark-beating launches at various organizational levels. His expertise spans launch excellence, cross-functional team leadership, new capability building, change management and customer engagement.