About

Sebastian Underhill is Co-Founder and Executive Creative Director at 33Seconds, a specialist communications agency focused on the climate, technology and lifestyle sectors. In his current role, Seb heads up the creative team and has worked across clients including Sky, Amazon, Macmillan Cancer Support, TUI, Stellantis and many more.

Prior to co-founding 33Seconds back in 2011, Seb set up the social media team at Cancer Research UK, as well as working for MySpace as part of the UK content and marketing team, running the film, comedy and not-for-profit channels. At MySpace, Seb worked with Dominic Cook (the company's then Marketing Director) and Alice Regester (former PR Director) - together they would go on to use their combined expertise to co-found 33Seconds.