PT Sari Ater
- Feasibility Study investasi proyek pembangunan Apartement, Hotel Convention, Youth Hostel dan Waterpark Sari Ater Hot Spring Resort (2014)
- Due Dilligence Unit Bisnis Strategis Sari Ater Hotel & Resort (2015)
- Analisis Kelayakan Investasi Ciater Spring Valley Water Park (2018)
