BİRTES INSTALLATION INDUSTRY AND TRADING. INC.

    BİRTES is funded in 1998 and 100% of her shares belong to ATA Constructıon Ltd. and partners. BİRTES is specialized in design, supply, manufacturing, erection and putting into service of the electromechanical systems and projects.The executıon of the complete electromechanical systems of Atatürk Dam and Hydroelectric Power Plant project is undertaken by BİRTES

IŞIK MACHINERY PRODUCTION AND MARKETING CO. INC.

    Is a heavy equipment manufacturing company with its own systems and design technology. The experienced design and production engineers lead teams of well qualified staff. This together with a vigorous research and development department and the activities throughout the market, places the company amongst the leaders in the field of design and manufacture of Heavy Equipment. 

    IŞIK establishes workshops on site to service the needs of its various site-based contracts IŞIK has a very wide experience in designing and manufacturing heavy equipment for all kinds of industrial plants,specializing in hydro-mechanical equipment for large irrigation projects and electric power generating dams. IŞIK also has its own technology for a complete range of mechanical handling and lifting equipment. 

ENTEGRE MORTAR INDUSTRY AND TRADING CO. INC.

    ENTEGRE was founded in 1978 mainly by the partners of ATA Construction Ltd. and later in 1989 all the shares are bouglıt by Ata Constnıction. In 1978 erected lime plant, in 1990 erected ready plaster plant and in 1991 erected concrete aggregate plant are three main components of the whole fac-tory. 
Lime factory consists of 3 killns, two of them running with fuel-oil and one with coal, 2 packing units, cn.ıshing and sieving units. It has a yeacly capacity of 140.000 tons hydrated and packed lime. 

    In the modern lant which was erected with licence of Wopfınger/Austria in 1990, the fırst and the only ready plaster of Turkey, is manufactured automatically under computer control. The yearly capacity of the plant is 200.000 tons of ready plaster. The production programme covers the following products: SIVAMATİK cement-lime based ready plaster, SIVAMATİK masonry mortar, SIVAMATİK insulation plaster with perlite, SIVAMATİK hobby plaster, SIVAMATİK gypsum plaster with perlite and SIVAMATİK screed. 

    The application of the ready plaster is being made by G4 model of P.F.T. corporation which belongs to the german KNAUF group. ENT'EGRE is the turkish representative of  P.F.T. and managed a central sale and service organization in İstanbul and is trying to spread it to the whole country. ENTEGRE increased its daily capacity of concrete aggregates to 1000 m3/shift, with BERGEAUD cnıshing plant which is erected in May 1991.