| 1951 | Yuan Hua Religious Products Trading 53040647X | Active |
| 1952 | Yi Tech Engineering 53043582M | Active |
| 1953 | Yasmin 53041628W | Active |
| 1954 | Yaffbatch Investments Pty Ltd T08UF1471G | Active |
| 1955 | Yun Nam Kitchen 53069586C | Active |
| 1956 | Yi Sheng Marine Engineering 53089693A | Active |
| 1957 | Yung Sheng Seafood 53042725K | Active |
| 1958 | Yong Bus Service 53058052K | Active |
| 1959 | Yu Ren Tuition Centre 53087879L | Active |
| 1960 | Yi Cheng Services 53074327B | Active |
| 1961 | Yumi Minimart 53072380L | Active |
| 1962 | Yin Yin Beauty Centre 53061853B | Active |
| 1963 | Yuki & Mah Carbon 53042066W | Active |
| 1964 | Yunos Transportation 53321625K | Active |
| 1965 | Yihong Engineering Services 53074079J | Active |
| 1966 | Yuan Tat Transport & Machinery Trading 53059093W | Active |
| 1967 | Yl Delivery & Service 53058137W | Active |
| 1968 | Ys Machinery Resources 53074845B | Active |
| 1969 | Yong Li Eating House 53073873B | Active |
| 1970 | Yi Ren Wellness Home 53043217W | Active |
| 1971 | Yamada Dobby Co. Ltd T06UF0356G | Active |
| 1972 | Yeo International 53223667W | Active |
| 1973 | Yqh 53066910B | Active |
| 1974 | Ycs Maintenance Services 53102284J | Active |
| 1975 | Yht Trading 53038906A | Active |
| 1976 | Yong Li Seah Construction 53064237M | Active |
| 1977 | Yap Chin Kong Gastroenterology & Liver Clinic 53081213D | Active |
| 1978 | Yic Asia Pacific Corporation Limited T08UF1448H | Active |
| 1979 | Yit Wan Sen (hk) Limited S95UF0689A | Active |
| 1980 | Yhs Ecom Pte Ltd 199900778N | Active |