We are a strategic partner, gathering experts across all disciplines to offer integrated brand experiences unlike any other. We play with powerful, high-potential brands, and act local, with global impact. We’ve led the way in the Canadian marketplace for nearly 50 years. We are obsessed with the combination of creativity and relevance. It’s the source of everything we do and what sets us apart.

our driving force
It all began in Quebec City. One office. One client, helping them build their business one step at a time. We expanded from coast to coast and became the top agency in Canada. No matter the distance, we still think and act as one.

Our #onecossette agency model allows us to offer and adapt to any client need, all in one place. We are agile, efficient and universal, and we elevate unique client journeys like no other.