Helmut Mayer Helmut Mayer Director and Principal Engineer, Mayer International Group Pty. Ltd. Australia (Click for more!)
Thomas Kusserow Thomas Kusserow Marketing-Manager Mining & Minerals, Abb pi pm Germany (Click for more!)
Leonardo Antonio Di Mare Pareja Leonardo Antonio Di Mare Pareja Mechanical Engineer, Cementos del Caribe S.A. (Click for more!)