''Onurtaş Ticaret ve Demir Sanayi A.Ş.'' has started business in 1978 at Karaköy for trading rebar steels. As then; ''Onurtaş'' became one of the pioneers trader in market. Trade business is based on trust and trust is the main principel for our company. 

From 2011 ''Onurtaş'' has also a producer for steel mesh and has gained necessary certificates for qualified manufacturing.