Mexico-based Elementia has appointed Tim Kuebler as the leader of Elementia USA. He was already the chief executive officer (CEO) of the company’s cement business in the US and the enlarged role includes responsibility for Allura, the group’s local fibre cement business. Kuebler became the CEO of Elementia’s US-based cement business, Giant Cement, in late 2017. Prior to this he spent most of his 35-year career working at first for Lehigh Cement and then Titan America in locations across the US.