Olzhas joined Deloitte in 2004 and has more than 15 years of experience in the audit of financial statements in accordance with IFRS and US GAAP. Olzhas holds a degree in Business Administration and Accounting from the Kazakhstan Institute of Management, Economics and Strategic Research and is a Certified Public Accountant (USA) and Qualified auditor of the Republic of Kazakhstan. He is also a member of the Kazakhstan Association of Professional Accountants.