Sean Crossan

Sean Crossan is an experienced IT professional with a robust background in architecture and strategic leadership within prominent organizations. Currently serving as Director of IT Strategy & Architecture at ATG Entertainment and Head of Architecture at ATG Entertainment UK, Sean has previously held significant roles at AstraZeneca, including Senior Enterprise Architect and Head of Architecture for Enabling Units, where responsibilities encompassed enterprise architecture and merger strategy. A long tenure at ARM as Senior Principal Solution Architect established Sean’s expertise in solution architecture methodologies and frameworks. Earlier career experiences range from web development to intranet management across various companies, combined with notable leadership in community-focused organizations. Sean holds a degree in English Language & Literature from the University of Oxford.