Bertrand Collomb is Chairman of Lafarge, a world-wide leader in building materials. 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 1989. He is now Chairman of Lafarge.