Construction of ASİL STEEL premises has started in 1974 and the company has started operating in 1979.
Foundation of the company is a good example of international co-operation. Technical assistance and know-how contract has been signed with German company THYSSEN EDELSTAHLWERKE AG for acquiring primal engineering services and advanced production technologies. Most of the machinery have been manufactured by Japanese firm ISHIKAWAJIMA HARIMA HEAVY INDUSTRIES CO. LTD. The consultancy services have been provided by the U.S. Company KAISER ENGINEERS INTERNATIONAL INC.