Employees and Management Team
Defne’s executive team and skilled resources take pride in supporting the company’s customers with innovative solutions that address their business needs and generate new revenue streams. Defne’s global professional and managed services teams work around the clock as an extension to customers’ business and marketing teams to ensure successful deployments and service roll-outs.
Founder & CEO
Oguz Haliloglu serves as the Chief Executive Officer of Defne. Haliloglu brings the vision for Defne's product innovation, global expansion and growth strategy and has been responsible for defining and directing the execution of Defne’s business activities and corporate operations since 1996.
Haliloglu brings over 22 years of experience in the telecommunications industry, as an entrepreneur, technologist and executive. Prior to founding Defne, Haliloglu held Telecom Solutions R&D Director position at Time, Inc.
Haliloglu holds a bachelor degree from Bogazici University in Istanbul.
Founder & CFO
Halit Deniz serves as the Chief Financial Officer of Defne. Deniz is responsible for all financial and corporate matters of the company, including financial and management reporting, financial planning and analysis, legal and HR functions.
Deniz brings over 24 years of experience in the telecommunications industry, as an enterprenuer, technologist and executive. Prior to founding Defne, Deniz held technical position at Time Bilgi Islem.
Deniz holds a bachelor degree from Yildiz Technical University in Istanbul.
Mutlu Bakacak serves as the Chief Marketing Officer of Defne. Bakacak is responsible for the definition and execution of sales and marketing activities of Defne’s innovative solutions globally. He leads Defne’s sales and marketing teams in strategic business development to identify and drive targeted areas of product and footprint growth with direct customers, partnerships and distribution channels
Bakacak brings over 15 years of sales, marketing and management experience at leading companies in the telecommunications industry, including Eagle Mobile in Albania and Vodafone in Turkey.
Bakacak holds an MBA degree with a double major in Marketing and Management from Yeditepe University in Istanbul, Turkey. He holds a Bachelor of Science degree in Industrial Engineering from Istanbul Technical University in Turkey.
Ercan Fincan serves as the Chief Technology Officer of Defne. Fincan is responsible for the definition and implementation of all of the phases of the company’s successful software development lifecycle, including research, design, development, customization and testing.
Fincan brings a wealth of management, R&D and technology experience in the telecommunications industry, including at companies like Siemens Telecommunication Systems and Sanor Bilisim.
Fincan is currently attending the Ph.D. program in Information Technology at the Istanbul Technical University (ITU) in Turkey. He holds a Master of Science degree in Electronics and Telecommunication and a Bachelor of Science degree in Electronics and Communication Engineering from ITU.
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