braas monier building group (braas monier) is a manufacturer of building materials for pitched roofs as well as roofing accessories in europe, some asian markets and south africa. the groups product range includes concrete and clay roof tiles, roofing accessories for the different functional aspects of pitched roofs as well as ceramic and steel chimneys and energy systems. braas monier is headquartered in luxembourg. since june 2017 braas monier building group operates under the name bmi group.