Tekfen Holding Co., Inc. Tekfen Manufacturing & Engineering Co., Inc. Tekfen Engineering Co., Inc. Tekfen Securities Co., Inc. Tekfen Construction & Installation Co., Inc. Tekfen Insurance & Brokerage Services Co., Inc. TAYSEB-Toros Adana Yumurtalık Free Zone Founder & Operator Co., Inc. Hallesche Mitteldeutsche Bau-AG Antalya Studios Co. Inc. Akmerkez Azfen Eurobank Tekfen Tekfen Tower

Republic of Turkey Prime Ministry Southeastern Anatolia Project (GAP) Regional Development Administration State Institute of Statics General Directorate of State Hydraulic Works General Directorate of State Meteorology Affairs General Directorate of Rural Services General Directorate for Protection and Control General Directorate of Agricultural Enterprises T.R. Ministry of Agriculture and Rural Affairs General Directorate of Agricultural Research General Directorate of Turkish Grain Board Research Institute for Agricultural Economics Publishing Department

IFA - International Fertilizer Industry Association Zinc Crops 2007 Conference TAPV - Turkish Family Health & Planning Foundation TEMA - The Turkish Foundation for Combating Soil Erosion, for Reforestation and the Protection of Natural Habits TEGV - The Educational Volunteers Foundation of Turkey Port Operators Association of Turkey Agriculturists’ Association of Turkey Association for Protection of Natural Life of Turkey Turkish Environmental and Woodlands Protection Society