Hachette Livre is a French publisher. Founded in 1826 by Louis Hachette as Brédif, the company later became L. Hachette et Compagnie, Librairie Hachette, Hachette SA and Hachette Livre in France. After acquiring an Australian publisher, Hachette Australia was created; in the UK it became Hachette UK, and its expansion into the United States became Hachette Book Group.

Lagardère S.A. is an international group with operations in over 40 countries. Based in the 16th arrondissement of Paris, the group was created in 1992 as Matra, Hachette & Lagardère.