Rumaryansih, S.E., BKP is a certified and licensed tax consultant with more than ten years of professional experience in taxation, finance, accounting, and business advisory. She holds a Brevet C Tax Consultant Certification and a professional license to practice as a tax consultant in Indonesia.

Throughout her career, Rumaryansih has advised clients across various industries on tax compliance, financial matters, accounting, and business management. Her professional background includes experience with PT Prima Wahana Caraka, a member of PricewaterhouseCoopers (PwC), and Purwantono, Suherman, Surja Consult, a member of Ernst & Young (EY), where she was involved in providing professional tax consulting services.

Her areas of experience include reviewing financial records and bookkeeping, reviewing monthly and annual tax calculations and filings, expatriate taxation and payroll-related matters, as well as assisting clients in tax audits and tax objection processes. She also has experience in coordinating and communicating with tax authorities in relation to clients’ tax matters.
At Lex Mundus Indonesia, Rumaryansih contributes her expertise in tax, finance, and business advisory, particularly in supporting companies navigating market entry, corporate establishment, and ongoing business operations in Indonesia. Her combination of tax expertise and practical experience enables her to provide commercially oriented advice that connects regulatory requirements with the financial and operational considerations of doing business in Indonesia.

She has advised clients from diverse industries, providing practical and business-focused solutions tailored to their specific needs.