Sonya Marthayori is a tax professional with over six years of experience in the fields of accounting, finance, and tax, including tax compliance, tax audit, transfer pricing, and tax litigation. Prior to joining TPC, Sonya worked as an Accountant at a State-Owned Enterprise (BUMN) in the Financial Services sector, a Start-up company, and as an External Auditor at one of the Big 10 Public Accounting Firms (KAP) in Indonesia.
Sonya has extensive experience in handling clients across various industries such as automotive, heavy equipment, steel plate, household appliances, and other services, with a focus on preparing transfer pricing documentation and resolving tax disputes.
Certified B of Indonesian Tax Consultant Examination
Certified of Advanced Professional Certificate in International Taxation (APCIT) Examination
Licensed Tax Attorney
Licensed Tax Consultant