Bertrand Collomb (1942) is Chairman of Lafarge, the world-wide leader in building materials, with Euros 16 billion sales in 76 countries in 2005. A graduate of the Ecole Polytechnique and the Ecole des Mines in Paris, he also holds a French law degree and a PhD in Management (University of Texas).

From 1966 to 1975, he worked with the French government in various positions. He also founded the Center for Management Research at the Ecole Polytechnique.

He joined Lafarge in 1975. After several positions in various areas of the group, including CEO of Lafarge Corporation, the North American arm of the group (1985-1988), he was appointed chairman and CEO of Lafarge in August 1989. He is , since 2003, Chairman of Lafarge.

He is a director of Total, ATCO. He is chairman of Association Française des Entreprises Privées (AFEP), and chairman of IFRI (French Institute of International relations). He is member of the “Institut de France”  (Académie des Sciences Morales et Politiques)