IN CAMPUSS
Senator of Student Parliament at Sanata Dharma Institute of Teacher Training and Education period of 1988-1989.
Redactor of sciences magazine "Kisi" period 1990-1994.
Second head organizing committee for demonstration physics of made apparatus competition, 1990.
Coordinator of social activity for "masyarakat miskin"at Kulon Progo, Wates in Yogyakarta, 1991.
Audiences religion different dialog at UNPAR (APTIK), Bandung, 1991.
Second secretary and Moderator for organizing committee physics education seminars in Jawa and Bali, 1992.
Organizing committee for development fair, Sanata Dharma University at Semarang (July, 1994) and UGM Fair at Yogyakarta (August, 1994).
Advicer for The Fair Science and Technology in Electronics Competition, Legenda of College at Langkawi, Malaysia (October, 2002), etc.
OUT CAMPUSS
Never activity out campuss as politics party (free), gangs, or other organizatin, except religion Hindu organization (PHDI and KMHD spiritual).
