A Turkish businessman and owner of Turkey-based Gokdag Foreign Trade & Consultancy; allegedly involved in a conspiracy to illegally export U.S.-origin goods, services, and technology with both military and non-military applications to Iran without the required licenses.

Allegedly involved in a conspiracy to purchase controlled equipment from U.S. manufacturers for ultimate end use in Iran on behalf of Reza Rejali, an employee of Kiyan Saynpaniz International (KSP International), an Iranian government engineering company that purchases items for several government agencies; also involved in the conspiracy were Chinese businessman Yi Xiong and Canadian national Ghobad Ghasempour, who jointly controlled several Chinese front companies that were used in the conspiracy, including Modo International, Todi Enterprises, and IBC Trade Co.; others involved in the conspiracy included Portuguese national Paulo Vicente and his company, Firstfield International, and Portuguese engineer Joao Manuel Pereira Da Fonseca.

In June 2014, conspired with Rejali and Vicente to supply German-origin Optotech machines used for grinding and polishing lenses to Iran; facilitated the travel of Fonseca through Turkey to Isfahan, Iran to install the machines and provide training to Iranian end-users.

Between December 2014 and April 2015, conspired with Ghasempour, Rejali, and Xiong to export a thin film measurement system to Iran; after an attempted purchase of a thin film measurement system from a U.S.-based company was detained by law enforcement in the Netherlands, allegedly purchased a less advanced replacement system with funds from Modo International and successfully delivered it to Iran in April 2015; the more advanced system (ECCN 3A999.f) is controlled for export to Iran for anti-terrorism purposes.