Kittridge (pictured) joins form Google-company, Intersection, where she was vice-president, digital director, leading its digital business development and strategic growth of the company’s digital out-of-home portfolio.

She has also worked at executive director of marketing and digital business development for the Wall Street Journal Office Network (WSJON.

Keith Price, Co-CEO at Critical Mix, said: “Margit’s expertise in the digital marketplace will bring a new perspective to Critical Mix that will help expand our product offerings. Her strategic approach to development and measurement will be crucial in implementing digital practice across our platforms.”