| 1951 | N S Metal Treatment Industry 34843300W | Active |
| 1952 | Novel Team Llp T12LL2188A | Active |
| 1953 | New Peng Hiang Food Trading 32230600X | Active |
| 1954 | Na Engineering Works 27034500X | Active |
| 1955 | Ng Yong Lee Trading Company 28136100B | Active |
| 1956 | Neltraco 26133100X | Active |
| 1957 | Neqta Hotels 53319149A | Active |
| 1958 | Nitto Trading 32745700K | Active |
| 1959 | Nee Mee Ladies Dressmaker 28426500D | Active |
| 1960 | N.f.t. Specialized In Tower Cranes Pte. Ltd. 201600918R | Active |
| 1961 | Natasha Salon 33711900K | Active |
| 1962 | Nov Pressure Performance Systems 53309679X | Active |
| 1963 | Nur Iz Limo Services 53295231J | Active |
| 1964 | Nam Lee Bus Service 27270000B | Active |
| 1965 | Ng Soon Hock Anti Copper Furniture 31371300J | Active |
| 1966 | Nam Yung Electrical & Plumbing Contractor 31819500C | Active |
| 1967 | Ng Kum Lim Transport Company 25873400X | Active |
| 1968 | New Southern Motor 52944831M | Active |
| 1969 | Nikko Curtain Service Centre 29438800A | Active |
| 1970 | Next Big Thing Sports Private Limited 201528627W | Active |
| 1971 | Nan Huat Wine Store 08418300D | Active |
| 1972 | New Strings Performing Arts T16SS0023F | Active |
| 1973 | Nink Electrical And Engineering Works 29551200L | Active |
| 1974 | Ng Eng Lee Bus Service And Excursion Bus 24983300W | Active |
| 1975 | New Soon Bee 31343700M | Active |
| 1976 | Nihon Food Supply Inc. T16UF1832F | Active |
| 1977 | Nam Shiang & Teck Guan Trading 33643300W | Active |
| 1978 | Ng Keng Huat Food Industry 21543800X | Active |
| 1979 | Nah Kiow Construction Works 22383000C | Active |
| 1980 | Noel Commerce 22336400B | Active |