| 4021 | One28 Pte. Ltd. 201404783Z | Aktif |
| 4022 | O'ryan Constructions (pte.) Ltd. 199101727G | Aktif |
| 4023 | O.m.r. Pte Ltd 199102464W | Aktif |
| 4024 | Onemexx Pte. Ltd. 201433700D | Aktif |
| 4025 | Oakwell Marine Services (s) Pte Ltd 199204327C | Aktif |
| 4026 | Ostrya International Limited T11UF1348G | Aktif |
| 4027 | Ocean Glory Marine Services 53327023E | Aktif |
| 4028 | Oek Machinery Works Pte. Ltd. 201434049G | Aktif |
| 4029 | Oke Chemical Private Limited 201009955Z | Aktif |
| 4030 | O'melveny & Myers Llp T11UF1840E | Aktif |
| 4031 | Oriental Vision Pte. Ltd. 200615483M | Aktif |
| 4032 | Oil Bridge Pte. Ltd. 201433809R | Aktif |
| 4033 | Opr Pte. Ltd. 201434093E | Aktif |
| 4034 | Orient Star Asia Limited T11UF1235A | Aktif |
| 4035 | Oneroad0ne 53295022D | Aktif |
| 4036 | Ock International Planning & Development Pte Ltd 199201592R | Aktif |
| 4037 | Ostgotabanken T11UF1000B | Aktif |
| 4038 | Op Consultancy Pte. Ltd. 201530552N | Aktif |
| 4039 | Our Gym 53034810A | Aktif |
| 4040 | One Stop Business Centre Group 53032787B | Aktif |
| 4041 | Otn Building Cost Consultants Pte. Ltd. 198500438Z | Aktif |
| 4042 | Ong Recycle 53046927L | Aktif |
| 4043 | Odyssey Prestige Coaches Sdn Bhd T08UF0828D | Aktif |
| 4044 | Otto Transport 53047497B | Aktif |
| 4045 | Ozax Singapore Corporation Pte. Ltd. 199000288C | Aktif |
| 4046 | Ong's Optics 53043772D | Aktif |
| 4047 | Oilive Pte. Ltd. 200811944G | Aktif |
| 4048 | Omega Supreme Limited T08UF0826A | Aktif |
| 4049 | Ois Oilfield Limited S81UF0351L | Aktif |
| 4050 | Oven Marvel 53052250X | Aktif |