Greg Hahn is the Co-Founder and Chief Creative Officer of Mischief @ No Fixed Address. In less than four years, Greg has taken the agency from a pandemic start-up to the most in-demand agencies in the US and beyond. Mischief has earned Ad Age A-List #1 Agency of the Year in 2022 and again in 2024, AdAge Creative Agency of the Year 2024. Adweek US Agency of the Year Award 2023, Campaign US Agency of the Year 2022 and 2023, and the only agency to be among GQ's Most Creative Companies in the World 2024. In 2024, Greg was named Adage’s Chief Creative Officer of the Year and Campaign Magazine Creative Person of the year.