- Place the date of birth: Semarang, 12 November 1966
- Religion: Islam
- Occupation: Commissioner of PT Pers Indonesia Merdeka (PIM)/ex-Golkar official (now PKB)/owner of Harian Merdeka, provided funding
- Education: S1 Economy
- Address: Jl Patiunus no 35 Kebayoran Baru South Jakarta and Jl Kerinci VIII no 65 RT 010/02 Kebayoran Baru Jakarta Selatan
- Role: the / grantor of funds to Williardi)
Sigit Haryo Wibisono is also arrested by the Police, because he paid the assasins several thousands US$ to kill Nasruddin. Sigit Haryo Wibisono is a friend of Antasari Azhar -The chief of Indonesia's anti-corruption watchdog
Mr. Nasrudin, director of state-owned PT Putra Rajawali Banjaran- died on March 15, 2009, in a hospital from fatal wounds sustained in a shooting at him as he was leaving the Modernland Golf Course in Tangerang.