Doğan Beşcan
Founder & Senior Consultant
Doğan founded D5 as an organic continuation of his professional career spanning over 38 years in defence and automative industries and international trade. He graduated from Saint Joseph French High School in Istanbul before earning his degree in Mechanical Engineering from Boğaziçi University, and later studied International Marketing at Harvard University’s Extension School.
He started his career at Koç Holding before moving to Karsan Pazarlama, where he served as the youngest company General Manager within Koç Holding for over five years. He led the merger of Karsan Pazarlama with Peugeot Automative. He subsequently joined his family’s cosmetics business as Commercial Director, developing the company’s international export portfolio, reaching to 90 countries and signing long-term production contracts with global retail leaders.
For eight years, he served as Managing Director of TAIS Shipyards, guiding the company through every stage from foundation to full operation. Over the years, he led global business development in Southeast Asia, Middle East, Africa, South America, and major shipbuilding projects for the Turkish Navy and other ally navies.
He currently serves as board member across Turkish companies in multiple industries. D5 is where he brings together his years of expertise, his meticulous work ethic and his international sensibility — all in service of his clients.
Naz Beşcan
Consultant
Naz brings over 8 years of executive-level sales and marketing experience to D5 Consultancy. After graduating from Robert College Istanbul, she continued her education at Koç University studying International Relations and Business Administration and at Science Po Paris. She holds an MA degree from the Royal College of Art, London. Her career started in the luxury industry and evolved to luxury retail where she was active in sales, marketing, and go-to-market operations. At the age of 27, she was appointed to a C-suite role at Türkiye’s industry pioneer natural cosmetics company Homemade Aromaterapi. The same year she also founded her own business, which she successfully exited after 4 years.
Naz is drawn to global expansions, brand-building moments, and partnerships that make growth sustainable. At D5, she is at the heart of retail consultancy, bringing rigour and creative instinct to every client engagement.