| 1861 | Peng Yap M&e Systems Pte Ltd 199801216R | Active |
| 1862 | P.m. Builders Pte Ltd 199501692C | Active |
| 1863 | Poh Meng Engineering Pte. Ltd. 199702127W | Active |
| 1864 | Pcs Security Private Limited 199802807W | Active |
| 1865 | Power Instruments Pte Ltd 199804215N | Active |
| 1866 | Positive Engineering Pte Ltd 199105533M | Active |
| 1867 | P.u.m. International Pte Ltd 199306276R | Active |
| 1868 | Prefab Technology 3 Pte Ltd 199300335K | Active |
| 1869 | Polybilt Engineering Pte Ltd 199404571R | Active |
| 1870 | Pioneer Corrosion Engineering Pte Ltd 199305218E | Active |
| 1871 | Parallel Engineering Pte Ltd 199504575D | Active |
| 1872 | Piping & Engineering Pte Ltd 199706264R | Active |
| 1873 | Pipe Jack Engineering & Construction Pte Ltd 199201232R | Active |
| 1874 | Primecon Builders Pte Ltd 199501749H | Active |
| 1875 | Prospec Surfaces Pte. Ltd. 199000144M | Active |
| 1876 | Pincoco Pte. Ltd. 201535990D | Active |
| 1877 | Psm Aircon & Engineering Pte. Ltd. 199006000C | Active |
| 1878 | Papyrus Books 52930853C | Active |
| 1879 | Panchem Industries Pte Ltd 198400878E | Active |
| 1880 | Pharmatrial Pte. Ltd. 200712837E | Active |
| 1881 | Pioneer Automotive Pte Ltd. 198701018Z | Active |
| 1882 | Powerlite Engineering Pte Ltd 199202334H | Active |
| 1883 | Prime Structures Engineering Pte Ltd 199501992E | Active |
| 1884 | Protek Chemicals & Engineering Pte Ltd 198602149R | Active |
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| 1887 | Pamco Construction & Engineering Pte Ltd 198600493E | Active |
| 1888 | Premium D'sign 52953554L | Active |
| 1889 | Plus Factor Builders Pte Ltd 198901782M | Active |
| 1890 | Poh Lian Construction (pte .) Ltd 197500875K | Active |