| 1951 | Yht Trading 53038906A | Active |
| 1952 | Yong Li Seah Construction 53064237M | Active |
| 1953 | Yap Chin Kong Gastroenterology & Liver Clinic 53081213D | Active |
| 1954 | Yic Asia Pacific Corporation Limited T08UF1448H | Active |
| 1955 | Yit Wan Sen (hk) Limited S95UF0689A | Active |
| 1956 | Yhs Ecom Pte Ltd 199900778N | Active |
| 1957 | Yuri Distribution Company Pte Ltd 199900496N | Active |
| 1958 | Yanin Singapore Pte. Ltd. 201538696N | Active |
| 1959 | Yingli Green Energy (international) Holding Co., Ltd. T10UF2092C | Active |
| 1960 | Yun Lian Trading 53012554D | Active |
| 1961 | Yansheng Ltd T10UF0034E | Active |
| 1962 | Yb Converters Pte Ltd 199504451Z | Active |
| 1963 | Yuli Trading & Transportation Pte Ltd 199501537E | Active |
| 1964 | Yoli Engineering & Construction Pte Ltd 199505866C | Active |
| 1965 | Yah Motor Pte Ltd 199500044R | Active |
| 1966 | Yi Lin Timber & Construction Pte Ltd 199403291C | Active |
| 1967 | Yyong Builder Pte. Ltd. 201538299H | Active |
| 1968 | Youth Founders Club Holdings Pte. Ltd. 201538133M | Active |
| 1969 | Yfc Reno Creation Pte Ltd 199401198K | Active |
| 1970 | Yhs Investment Pte. Ltd. 199406507E | Active |
| 1971 | Yeowkong Power Systems (pte) Ltd 199406045C | Active |
| 1972 | Yuuu Pty Limited T10UF0779H | Active |
| 1973 | Yhs Beverage Pte Ltd 199402032K | Active |
| 1974 | Yewglade Pte Ltd 199400279N | Active |
| 1975 | Yhs Enterprise Pte. Ltd. 199401864K | Active |
| 1976 | Yols Investments (singapore) Pte Ltd 199507691H | Active |
| 1977 | Year New Finance Limited T10UF1184A | Active |
| 1978 | Yew Lee Decoration Pte Ltd 199403428W | Active |
| 1979 | Yhs Dunearn Pte. Ltd. 199401862H | Active |
| 1980 | Yumi Hairdressing & Beauty Saloon Pte Ltd 199503653N | Active |