After a federal training in advertising, Caroline Barbier-Mueller worked for a large international agency before founding an agency specialized in graphic design and corporate communication with two partners in 1994.
At the same time, she raised a family of 3 children who are now grown up and has been actively involved in causes such as Foyer-Handicap, SOS-Enfants or Terre Hommes. She is also active with the Fondation des Clefs de Saint-Pierre for the renovation of the building and the association of friends of the Barbier-Mueller Museum.
In 2014, after more than 25 years in event management, she founded Thanatos & Me, a funeral planning service, with her sister. She continues to accept some communication consulting mandates.