Callen Johnson

Callen Johnson is currently the Digital Media Operations Director at SMG, where they oversee all aspects of client campaign execution and manage tech stack partner agreements. With a background in programmatic trading at Greenlight, Callen has experience in managing campaigns across various DSPs and liaising with data providers. Their previous roles include Senior Programmatic Trader, Programmatic Trader, and Display Campaign Executive. Callen's education includes a Bachelor of Arts degree in Business, Management, and Marketing from the University of Westminster.