- BANK BII
- BANK DANAMON
- BANK MEGA SRAGEN
- Consultant Alam Jaya Jakarta
- Consultant Aneka Mulia Jakarta
- Consultant BANDUNG
- Consultan GIS Yogyakarta
- Consultant Jakarta
- Consultant KALBAR
- Consultant KALIMANTAN
- Consultan Kurnia Sylva
- Consultant SAMPIT
- Consultant SOFTWARE MULTIMEDIA YOGYA
- DAG
- DTC HOLCIM
- DTC YOGYAKARTA
- EXSA MAP Jakarta
- EXSAMAP
- FW CONSULTAN BOGOR dan PT.JAYA MANDIRI SUKSES JKT
- HEXSA PRATAMA JAKARTA
- DPU Jakarta
- KOMPAS Jakarta
- Kuliah MM UGM dan Consultan Surveyor Yogya
- Lanjut studi ke Jepang
- LAPPA AMIN RAIS
- LITBANG KOMPAS
- MCMRP Bapeda Gorontalo
- MEDCO E&P Jakarta
- MISERA BAPPEDA SLEMAN
- PBB Surakarta
- PERTAMINA Bali
- PT ALAS CONSULTAN BOGOR
- Salim Ivomas Pratama Tbk.
- PT SMART Jakarta
- PT TORGANDA Jakarta
- ARS Baru Yogyakarta (konsultan)
- Bumitama Gunajaya Jakarta
- Gawi Plantation Kaltim
- MEDCO Kalimantan
- SMART JAKARTA
- TIGENCO
- TPJ PAM JAYA
- WAINDO
- SINAR MAS
- Tambang Kalimantan
- TELKOMSEL
- TIGENCO
- Trading Export Import
- Travel agent
- VIRAMA KARYA JAKARTA
- WILMAR PLANTATION