Aidil Oscar Fitrananta, SE, Ak, CA, CPA, CPMA, CPI, ACPA, BKP
Oscar was graduated his Bachelor Degree from University of Indonesia. He holds the Chartered Accountant (CA) from Institute of Indonesia Chartered Accountants, Certified Public Accountant (CPA) from Indonesian Institute of Public Accountant (IAPI), Certified Professional Management Accountant (CPMA) from Indonesian Institute of Management Accountants (IAMI), Certified Public Investigation (CPI ) from Indonesian Institute of Public Accountant (IAPI) and also a State Registered Accountant. He became public accountant since the late 2011. In 2021 he obtained a tax consultant practice license level A.

Have experienced more than 20 years of in auditing, accounting and advisory services. He has led and implemented all types of the audit services (financial audit, operational audit, compliance audit, fraud analysis and investigation) and the attestation services (performance review, implementation of good governance, strategic management). These was applied on various kinds of private companies such as trading, manufacturing, mining service, construction service, and others.

Hendra Damanik, is Senior Partner of Lies Tania Tantri & Associates. He graduated from University of North Sumatera and continued to Faculty of Social and Politics University of Indonesia majoring in Fiscal Administration. He has work experience in Asril Djohan Registered Tax Consultant and also in KPP Medan Kota as apprentices. He joined in Akhyadi Wadisono Registered Public Accountant Firm as a senior tax consultant, then he join in Visitama Consulting as director. Besides having a license as a tax consultant, he also has a license attorney in tax court.

Suharyo, is a manager of Lies Tania Tantri & Associates, graduated from Diploma III of Taxation, Ministry of Finance. He continued to Faculty of Social and Politics University of Indonesia majoring in Fiscal Administration. He was an employee of Directorate General of Tax (DGT) placed on the Tax Court, and also experienced as tax inspectors and investigator on some tax office in Jakarta area and Tanjungpinang, Kepri.

In March 2014, he joined with Lies Tania Tantri & Associates as Banch Manager in Tanjungpinang.

Danu Nugroho graduated from the State College of Accountancy in 2008. He was a government employee in the Ministry of Finance from 2008 to 2010. His love for the world of taxation in Indonesia made him join as Tax Advisor at the Tax Consulting Office of Provis Tax Consulting and Taxnesia for a period of 2016 to 2018. He joined and became Branch Manager at the Lies Tania Tantri Tax Consultant & Associates Pemalang Branch since 2019 until now.

Iwan Hendarwan, SE, graduated 1997 from Diploma III of Taxation, The Stage Collage of Accountancy, then continued to major in accounting at STIE Cirebon. He worked at Directorate General of Tax (DGT) for 14 years, from Account Representative position to tax auditor. Resigning from government employee, he once took part in drafting regional regulations in one of the city in West Java regarding regional revenues. His experience and expertise in accounting also led him to a career as financial manager of PT Pitoe Sarana Informatika, and co-founder of PT Teracode Teknologi Optima. Before joining LTTA, Iwan was a partner at Provis Consulting.