Arno Castanet is a globally experienced marketing executive with over 20 years of experience helping B2B technology and cybersecurity companies grow through strong brands, clear strategy, and disciplined execution. As VP and Chief of Staff to the CMO at Armis, Arno partners closely with executive leadership to shape marketing strategy and drive impact at scale, bringing structure, momentum, and focus to complex global organizations. His experience spans brand evolution, global events, marketing operations, web operations, and program management, with leadership roles across companies including Armis, Diligent, Finastra, Deutsche Börse, and Dow Jones.
At his core, Arno is a highly collaborative and creative leader who believes the best marketing happens at the intersection of smart ideas, strong teams, and measurable outcomes. Known for bringing people together across functions and regions, he is passionate about building marketing engines that not only tell compelling stories but also deliver real business results.
As a judge, Arno brings this balanced perspective to evaluating submissions, looking for work that pairs creativity with clarity, executional excellence, and meaningful impact.