| 1921 | Kam Tai Trading Co
32482600A | 有効 |
| 1922 | Kingenta Ecological Engineering Group Co., Ltd.
T15UF4329H | 有効 |
| 1923 | Kaj Enterprise
53049735B | 有効 |
| 1924 | Kam Ling Store
06682300E | 有効 |
| 1925 | Ka Hup Motor Services
52881436B | 有効 |
| 1926 | K.k. Ong Heart And Lung Clinic
53052253E | 有効 |
| 1927 | Kingsbridge Capital Partners Ltd.
T15UF1249K | 有効 |
| 1928 | Kiat Seng Minimart & Eating House
53125125W | 有効 |
| 1929 | Kastra Car Cleaning & Detailing Services
53156306E | 有効 |
| 1930 | K Vin Business Consultancy
52874274D | 有効 |
| 1931 | Kim Saik Co
27682800C | 有効 |
| 1932 | Kiness Cleaning Services
52826199A | 有効 |
| 1933 | Kintaro Engineering Works
52819363E | 有効 |
| 1934 | Kee Brother Motor
52821264L | 有効 |
| 1935 | Kingswilly Properties
52828766D | 有効 |
| 1936 | Kingsley Distribution
52823183M | 有効 |
| 1937 | Kingstar Design & Print
52820909D | 有効 |
| 1938 | Kingsway Asia
52819620X | 有効 |
| 1939 | Karisma Inter Trade & Services
52833913C | 有効 |
| 1940 | Kian Sin Refrigeration & Airconditioning Service
22732900K | 有効 |
| 1941 | Kjl Management
52821182W | 有効 |
| 1942 | Kartikeya International Pte. Ltd.
201427194C | 有効 |
| 1943 | Knotty Shop (1995)
52812643A | 有効 |
| 1944 | Kps Engineering Pte. Ltd.
200807941N | 有効 |
| 1945 | Khai Rick Enterprise
53256275E | 有効 |
| 1946 | Khoon Kang Lian Ngee Sia (singapore)
S95SS0154A | 有効 |
| 1947 | Kbc Advanced Technologies Limited
S90UF0022F | 有効 |
| 1948 | Kes Tech
52868096W | 有効 |
| 1949 | Kheng Chiu Loke Tin Kee Home
S92SS0060E | 有効 |
| 1950 | Kiat Leng San Temple
S94SS0054E | 有効 |