Mr. Sagala, Graduated from Diponegoro University as a Bachelor of Laws and Master of Laws, he has the expertise in criminal and civil litigation, non-litigation, industrial relations, commercial, intellectual property rights, commerce and corporate. He also has experiences in handling corruption crime cases and in the banking sector as well as being a speaker in banking law seminars.

In addition, he is an official member of the PERADI organization, the Association of Indonesian Receivers and Administrators, the chairman of the DPC PERADI Semarang for the year 2022-2026, and also the chairman of the alumni association of the Faculty of Law, Diponegoro University, Central Java.