SAHINLER GRUP INSAAT LTD CO established in 1983 is a company that has been operating in the field of construction for years.While carrying the mission of building plants,the company enlarged the field,being a pioneer at the sector by producing steeldoor with SIR trade mark meanwhile
     Today SAHINLER GRUP INSAAT LTD CO,has succesfuly reached at the top level that the Grup deserved by producing 2500 steel doors a month.
     We offer you high security doors that can be used for residental and local housing association estates where the doors are faced to outside attack.Our doors will give you long enough time to allow alarm response action during unwanted forced entry.
     Our advanced technology and creative spirit  come together to offer you beatiful costom made doors as well as ready made that response your customers? increasing demand.
     Our company,with more than 80 subdealers in Türkiye and abroad,goes on reaching its target by setting its management organization on the principle that has discipline , innovativeness flexibility and dinamism.
     SAHINLER GRUP INSAAT LTD CO,handling quality principles at every step of organization was accredited in the year of 2005 by an ISO 9001-2000 certificate for general construction superstructure works,sales and assembley of constructions materials.
One of our aims,is to establish international co-operation and joint ventures with the firms which are open to innovativness.