Doru Audit and Sworn-in Certified Public Accountancy
A sworn-in certified public accountancy company based in Bakırköy, Istanbul, providing certification and tax advisory services to companies.

Orkun Öztürk
Orkun Öztürk, a graduate in Economics from Dokuz Eylül University, is the responsible sworn-in certified public accountant (YMM) of Doru. He applies his professional experience to certification and advisory work that helps companies meet their tax obligations correctly and on time.
- Member of the Istanbul Chamber of Sworn-in Certified Public Accountants
- One responsible YMM for every file
- Meetings in person at our Bakırköy, Istanbul office
Three principles that guide our work
Independence
Our opinion is shaped only by the records and the law; our reports are not tailored to any interest.
Confidentiality
Everything we see in your file is a professional secret and stays between you and us.
Diligence
We examine every document individually and share our findings with you on time and in plain language.