Gedik Yatirim Menkul Degerler A.S. provides investment banking company in Turkey and internationally. The company provides brokerage services, portfolio brokerage services, individual brokerage services. portfolio management activity, investment, advisory activity, and initial public offering services. It offers equity market, debt instruments market, international bonds, futures transaction and option, and corporate financing services; and debt instrument issuances, company acquisitions, and mergers, financial partnership, capital increase, dividend distribution, and privatization project services. The company was incorporated in 1991 and is based in Istanbul, Turkey. Gedik Yatirim Menkul Degerler A.S. operates as a subsidiary of Inveo Yatirim Holding Anonim Sirketi.