PT. Satoria Aneka Industri

Bukit Dhoho Indah (Gudang Garam Group)

PT. Surya Inti Tembakau (Gudang Garam Group)

PT. Gudang Garam, Tbk

Kefamenanu NTT (Daerah Langka Air)

Petrochina Tuban

PT. Sinar Sosro

PT. Tirta Fresindo Jaya (Mayora Group)

Penelitian Air Bawah Tanah

Akuisisi Data Geolistrik Resistivitas

PT. Karyadibya Mahardhika