Contacts Products Who we are Home Bruno and Mario Trezzi was founded in 1952 in Cernusco Sul Naviglio (Milan) Since then the company has been involved in the processing, distribution and marketing of raw materials for the steel industry and foundry. The in-depth knowledge of the sector gained in all these years of activity, the seriousness and constant quality of our products combined with the service offered to our customers, has allowed us to become a point of reference in the world of the steel industry. The company is ISO 9001-2008 certified for quality » Read on Copyright by BRUNO & MARIO TREZZI SRL Graphite / Carbon / Iron alloys VAT number 00713400158 Contacts | Products | Who we are | Home