Mechanical, Electrical & Instrument:

• Cemancont Indonesia, CV., cables, SCBD Lot 10 Project, Takenaka, Sudirman, DKI Jakarta
• Foxone Media Pratama, PT., mechanical Material, BSD, Tangerang, Banten
• Sinar Hoperindo, PT., electrical & instrument, Cileungsi, kab. Bogor, Jawa Barat
• Waskita Karya, PT., ME & instrument material for PT Dahana, Subang, Jawa Barat

Firestop System:

• Cyberindo Aditama (CBN), PT., Gedung Sarana Jaya, Jakarta
• Integra Solusindo, PT,. Gedung Sarana Jaya, DKI Jakarta
• Kawan Sejati Telsindo, PT., Gedung Telkomsel, Manado, Sulawesi Utara
• Kharisma Data Technology, PT., Gedung Sarana Jaya, DKI Jakarta
• Link Net (First Media), PT., Gedung Sarana Jaya, DKI Jakarta
• Transcosmos Indonesia, PT., Gedung Sarana Jaya, DKI Jakarta

Piping:

• Waskita Adhi Sejahtera, PT., off shore project, DKI Jakarta
• Waskita Karya, PT., piping project, PLTU Malinau, Kalimantan Utara