Petra Perdana Group of Companies
• Petra Resources Sdn Bhd • Petra Resources (S) Pte Ltd • Petra Teknik Sdn Bhd
• Petra Fabricators Sdn Bhd • Petra Boilers Sdn Bhd • Intra Oil Services Sdn Bhd
• Geoseas Technologies Ltd, BVI • Odin Explorer Navigation Ltd, BVI • Pelangi Mitra Offshore Pte Ltd
• Ampangship Marine Sdn Bhd • Petra Asia Ltd.