| 1951 | Quickride Pte. Ltd. 201533070N | Active |
| 1952 | Quest Drop Pte. Ltd. 201435744K | Active |
| 1953 | Quanfeng Engineering Contractor Pte. Ltd. 201500909K | Active |
| 1954 | Qlty Trading Pte. Ltd. 201526709R | Active |
| 1955 | Quality Renovation Pte Ltd 200106169H | Active |
| 1956 | Qad Singapore Pte Ltd 199803373G | Active |
| 1957 | Quantiq International Pte Ltd 200102501W | Active |
| 1958 | Q'zin Food And Management Pte Ltd 200106469M | Active |
| 1959 | Qal Offshore Services Pte Ltd 199804133D | Active |
| 1960 | Qwest Singapore Pte Ltd 200010264E | Active |
| 1961 | Qs Hub 53284488B | Active |
| 1962 | Qian Hu Corporation Limited 199806124N | Active |
| 1963 | Quantum Storage Singapore Pte. Ltd. 200101854C | Active |
| 1964 | Quick Solutions Engineering Pte. Ltd. 201528666W | Active |
| 1965 | Q2 Precision Engineering Pte Ltd 200107781K | Active |
| 1966 | Quanta Holdings Pte. Ltd. 201436003D | Active |
| 1967 | Qiagen Singapore Pte. Ltd. 200100242D | Active |
| 1968 | Qiang Xin Toys & Games Limited Partnership T14LP0082D | Active |
| 1969 | Qserv Pte. Ltd. 200400653R | Active |
| 1970 | Qb Net International Pte. Ltd. 200210970D | Active |
| 1971 | Qing Xin Pte. Ltd. 200210366H | Active |
| 1972 | Qiang Di Limited T12UF1370D | Active |
| 1973 | Qatar Luxury Group Fashion S.p.c. T12UF1642J | Active |
| 1974 | Queen's Security Consultant And Management Services Pte. Ltd. 200207708H | Active |
| 1975 | Qualisys South East Asia 53038457D | Active |
| 1976 | Quantum Av Pte. Ltd. 200301780H | Active |
| 1977 | Quantum Educational Consultants Pte. Ltd. 200207870E | Active |
| 1978 | Qihui Management Private Limited 200208020C | Active |
| 1979 | Quantum B Pte. Ltd. 200821019K | Active |
| 1980 | Qingdao Guorong Group Co., Ltd. T12UF2044B | Active |