SGO Construction Industry and Trading Co. Inc. Was founded on the 20th of August 1996 with its headquarters located in Ankara SGO's main fields of activity of are to realize engineering, contracting and consultancy works of all kinds of infrastructure, industrial facility, housing and similar type projects in Turkey and abroad, execution of manufacturing, assembly, trading and representative services of all kinds of machirey and equipment in relation with the construction sector.

As a result of its growth trend, Nurol Group member Nurol Construction and Trading Co. Inc. Has became one of the leader companies of the construction sector and thus its interest area moved to larger scale projects. Accordingly, in the short run, requirement for a contracting company to deal with the group's investments became evdent. SGO was established for this purpose and consequently  realized Nurol Aviation Esenboğa Aircraft

Hangar and Social Facilities Project and Nurol Printing and Packaging Inc. Sincan Facilities within a very short period of 5 months. The capital of SGO, which is structured to participate in the sector completely independent, is 20 billion TL. as of July 1999.