• Citibank N.A.
• PT. Bank BNI, Tbk., (Persero), 
• Arab Banking Corporation (B.S.C), 
• PT. Jamsostek (Persero),    
• PT. Siwani Makmur Tbk. (formerly PT. Van Der Horst Indonesia), 
• PT. HIH Insurance, Montgomery Tanaka & Strauss, 
• PT. Taesan Indonesia, 
• PT. Indojap Upaya Utama,             
• PT. Elnusa Tbk., Chevron Indonesia, 
• PT. Wijaya Karya, Shell Indonesia, 
• PT. Patra Dinamika, PT. Dayaindo Tbk, 
• PT. Garuda Pancaarta 
• PT. Pertalahan Arnebatara Natuna 
• PT. Sucofindo Logistic
• Maritime Mutual Insurance Association (NZ) Limited 
• Rims Energy Karapan Ltd      
• PT. Trans Pacific Jaya 
• PT. Syspol Indonesia
• PT. Advisindo Artistika
• PT. International Logistic Trading 
• PT. Tetra Ardi Tama 
• PT. Kirpa Jasa Mina
• PT. Aiwa Dharma Karawang
• PT. Aichi Forging Indonesia
• Perum Perumnas 
• PT. Sharp Electronics Indonesia
• PT. Ogspiras Bina Drilling 
• PT. Daesan Indonesia, Bupati Bekasi 
• PT. Han In Iron Mining
• Bupati Hulu Sungai Utara
• Bupati Balangan
• Badan  Penyehatan  Perbankan  Nasional

Bank Restructuring Agency (IBRA) concerning legal audits in connection with restructurings of :

• PT. Hargas Industries Indonesia
• PT. Patrindo Persadamaju
• PT. Panata Bumi Sarana Pelita
• PT. Pangaji Intitama
• PT. Pangaji Sakagriya;
• PT. Ranji Karya Sakti Corporation
• PT. Kusuma Sahid
• PT.Sahid & Co.
• PT. Sahid Bali Sea Side
• PT. Sahid Makassar Perkasa
• PT. Sahid Toraja International
• PT. Kartika Dharma Permai
• PT. Satrya Bhima Sakti
• PT.Mustika Princess Hotel (Hotel Sheraton Yogyakarta)
• PT. Arjuna Terang Prima