The Bruno e Mario Trezzi srl born in 1952 in Cernusco Sul Naviglio (Milano)
Since then the company takes care of the processing, distribution and marketing of raw materials for the steel industry and foundries
The deep knowledge of the field matured in all these years, the seriousness and the constant quality of our products combined with our service to our customers has allowed us to become a point of reference in the world of steel.
The company is certified ISO 9001-2008
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