| 4051 | Oneroad0ne 53295022D | Active |
| 4052 | Ock International Planning & Development Pte Ltd 199201592R | Active |
| 4053 | Ostgotabanken T11UF1000B | Active |
| 4054 | Op Consultancy Pte. Ltd. 201530552N | Active |
| 4055 | Our Gym 53034810A | Active |
| 4056 | One Stop Business Centre Group 53032787B | Active |
| 4057 | Otn Building Cost Consultants Pte. Ltd. 198500438Z | Active |
| 4058 | Ong Recycle 53046927L | Active |
| 4059 | Odyssey Prestige Coaches Sdn Bhd T08UF0828D | Active |
| 4060 | Otto Transport 53047497B | Active |
| 4061 | Ozax Singapore Corporation Pte. Ltd. 199000288C | Active |
| 4062 | Ong's Optics 53043772D | Active |
| 4063 | Oilive Pte. Ltd. 200811944G | Active |
| 4064 | Omega Supreme Limited T08UF0826A | Active |
| 4065 | Ois Oilfield Limited S81UF0351L | Active |
| 4066 | Oven Marvel 53052250X | Active |
| 4067 | Oliver Wight Asia/pacific Pty Ltd T06UF0457E | Active |
| 4068 | Oracle Systems Corporation T03UF0125K | Active |
| 4069 | Optical Security Group Inc. S98UF0262D | Active |
| 4070 | Optimum Fitness 53247241A | Active |
| 4071 | Ono Seisakusho Co. Ltd. T08UF0370G | Active |
| 4072 | Orwell Investments Pte Ltd 199101795N | Active |
| 4073 | Oops Opss 53056254E | Active |
| 4074 | Oriental Growth Group Limited T08UF1350K | Active |
| 4075 | Opsgame Hub 53238445L | Active |
| 4076 | Otani Tadashi Co Ltd S88UF0138D | Active |
| 4077 | Oojibo International Pte. Ltd. 201427521W | Active |
| 4078 | Om Resources (hk) Limited T11UF3287L | Active |
| 4079 | Oak Tree Enterprises 53025194M | Active |
| 4080 | On 2004 Enterprise 53024265J | Active |