O S K METAL (S) PTE LTD
OBAYASHI CORPORATION (OVERSEAS BUSINESS DIVISION)
OBAYASHI CORPORATION PRIVATE LIMITED
OCEAN ENTERPRISE (INT) PTE LTD
OCEANIC OFFSHORE ENGINEERING PTE LTD
OCEANMASTER ENGINEERING PTE LTD
O'CONNOR'S SINGAPORE PTE LTD
OCS FACILITIES MANAGEMENT SINGAPORE PTE LTD
OCTOPOD ASIA (PTE LTD)
ODYSSEY TECHNICAL SOLUTIONS SINGAPORE PTE LTD