Mr. Rikki R. Sianturi, Graduated from the Faculty of Law, Diponegoro University in 2015 as a Bachelor of Laws with a specialization program in Criminal Law. Joining LDN Ernst in 2015, he has helped a lot in solving both civil and criminal litigation cases as well as non-litigation cases. In December 2017 he was appointed as an Advocate and during his profession as an Advocate, he has
handled a lot of General and Special Civil Litigation cases and also Special Criminal Litigation/Non-Litigation cases.

In addition, he is an official member of the PERADI Advocate organization, the Vice Secretary of the DPC PERADI Semarang for the year 2022-2026 and the Chairman of the Collaboration Sector in the alumni association of the Faculty of Law, Diponegoro University, Central Java.