Gideon Adi Siallagan

Gideon Adi Siallagan

Gideon Adi Siallagan, received his Master and Bachelor of Science Degree in Accounting from University of Indonesia. Prior establishing KAP Gideon Adi & Rekan, Gideon started his career with Deloitte. In 1999, Gideon worked for Asian Development Bank, World Bank, and other NGOs. Gideon has served both public and privately held companies in a variety of industries, including manufacturing mining, investment, government and nonprofit organizations.
Gideon provides audit and assurance services, financial due diligence services and business advisory services for a wide range of clients.

  • Certified Public Accountant
  • Certified Sustainability Reporting Specialist

“Start with big dreams and make life worth living.” ― Stephen Richards