Petrochina Tuban

PT. Surya Inti Tembakau (Gudang Garam Group)

Penelitian Air Bawah Tanah

PT. Karyadibya Mahardhika

Kefamenanu NTT (Daerah Langka Air)

Akuisisi Data Geolistrik Resistivitas

PT. Satoria Aneka Industri

Bukit Dhoho Indah (Gudang Garam Group)

PT. Gudang Garam, Tbk

PT. Sinar Sosro

PT. Tirta Fresindo Jaya (Mayora Group)