LSS-Softwarelösungen für das Bauwesen, Germany
Australian Steel Institute (ASI), Australia
Österreichischer Stahlbauverband, Austria
European Convention for Constructional Steelwork (ECCS), Belgium
Worldsteel - Global steel information (IISI) , Belgium
The Canadian Institute of Steel Construction (CISC), Canada
Instituto para la Construcción Tubular, Spain
The Steel Construction Institute (SC3), UK
American Institute of Steel Construction, U.S.A.
American Welding Society (AWS), U.S.A.
International Society of Offshore and Polar Engineers (ISOPE), U.S.A.
Modern Steel Construction- pdf magazine (AISC) , U.S.A.
Fondazione Promozione Acciaio, Italy