About Us

Bringing together finance, tax, law, and technology disciplines under a single roof with a global vision for over a decade, Sonsöz Partner is the strongest strategic partner for cross-border investments in Turkey and the Europes. Since our establishment, we have been enabling foreign investors and global companies to achieve sustainable growth momentum while complying with local regulations through our international standard financial advisory, IFRS reporting, multilingual payroll, technology integration, and corporate legal solutions.

Led by Mehmet Sonsöz, our multilingual team of experts transforms complex processes into lean and manageable structures by speaking the language of international capital in dynamic market conditions. With the deep experience brought by our 10 years of background, we seamlessly blend global norms with local dynamics, creating tailor-made solutions specific to the unique needs of each of our clients.

Our Mission

To establish transparent, reliable, and fully compliant financial, legal, and technological infrastructures at international standards for global investors engaging in cross-border commercial activities or seeking to establish a presence in the Turkey and Europes market. Drawing strength from our deep-rooted 10-year history, our mission is to eliminate bureaucratic hurdles, accelerate business processes through digitalization, and secure our clients' growth by allowing them to focus on their core activities.

Our Vision

To be the leading integrated consultancy brand that is the first choice of foreign capital and multinational companies in Turkey and the regional geography by combining global standards with local expertise. With our proactive approach to financial technologies, IFRS reporting dynamics, and changing legal regulations, our vision is to pioneer the transformations brought by the digital age and continue to be the architect of sustainable global successes in the decades to come.

Our team

Mehmet SONSÖZ

CO-Founder

CERTIFIED PUBLIC ACCOUNTANT (CPA) Oversees strategic development and ensures financial integrity across all core business operations.

H. Batuhan UYANIK

CERTIFIED PUBLIC ACCOUNTANT (CPA)

Provides independent assurance on financial reporting, audit processes, and oversees key financial management operations.

Özge NEREZ SONSÖZ

CERTIFIED PUBLIC ACCOUNTANT (CPA)

Offers expert advisory in human resources, tax planning, and corporate compliance matters.

Furkan VARDAR

Licensed Customs Broker

Provides expert guidance on customs procedures and international trade regulations.

Aykut SARIDEDE

IT Consultant

Manages system infrastructure, software environments, and Windows-based operations to ensure secure and efficient IT performance.

Bülent ÇALIŞKAN

Accounting Specialist

Supports accounting operations through accurate record management, reporting processes, and office workflow coordination.

Onur TOPÇU

ERP System Consultant

Optimizes business operations through ERP system design, process integration, and data-driven workflow improvements.