Ministries Ministry of Economy Ministry of Science, Industry and Technology Ministry of Transport, Maritime Affairs and Communications Ministry of Energy and Natural Resources Ministry of Customs and Trade Ministry of Foreign Affairs Organizations The Union of Chambers and Commodity Exchanges of Turkey Turkish Exporters Assembly Turkish Contractors Association Foreign Economic Relations Board TUSKON ( Turkish Confederation of Businessmen and Industrialists ) MUSIAD ( Independent Industrialists and Businessmen's Association ) TUSIAD (Turkish Industry & Business Association) Turkish Shipbuilders' Association State Institutions Turkish Standards Institution Invest in Turkey Turkish Patent Institute Turkish State Railways Turkish Petroleum Corporation Turkish Petroleum International Company LTD. Turkish Accreditation Agency