| 1981 | Kotra Pharma Marketing 52864952C | 有効 |
| 1982 | Kwong Ming (singapore) 52832172B | 有効 |
| 1983 | Kairos Creatives 52880108B | 有効 |
| 1984 | K.h.ng Bus Transport Service 52832354K | 有効 |
| 1985 | Koh Express 52867789J | 有効 |
| 1986 | Kuan Ti Temple S96SS0016J | 有効 |
| 1987 | Kok Cheong Auto Parts 52878444K | 有効 |
| 1988 | Khan Offshore Singapore Pte. Ltd. 201500553K | 有効 |
| 1989 | Kum Heng Lee Import And Export 52879265B | 有効 |
| 1990 | Kurtee Co Pte. Ltd. 201427056W | 有効 |
| 1991 | Karen's Collection 52860956D | 有効 |
| 1992 | Kian Guan Mega 52832703L | 有効 |
| 1993 | Koh Kah Siong Trading 52878804C | 有効 |
| 1994 | Kj Singapore Trading & Services 52876038J | 有効 |
| 1995 | Kiat Lay Farm Trading 52829492W | 有効 |
| 1996 | Kinwe Coffee Trading 52927857W | 有効 |
| 1997 | Khoo Thian Lye School Transport Service 52835707K | 有効 |
| 1998 | Kwan Inn (geylang East) Vegetarian Food 52826375K | 有効 |
| 1999 | Keyi Manpower Agency 52823745D | 有効 |
| 2000 | Kiat Lai Huat Plumbing Service & Hardware Dealer 52824164L | 有効 |
| 2001 | Kim Eang Tong S93SS0093B | 有効 |
| 2002 | Kyzen Enterprise 53312411E | 有効 |
| 2003 | Ksf Printing & Marketing Services 52827658A | 有効 |
| 2004 | Kim Lee Seng Motor Cycles Sales Centre 52824024B | 有効 |
| 2005 | Kaisen Properties 52825717W | 有効 |
| 2006 | K Systems & Services 52831089E | 有効 |
| 2007 | Kin Consultants 52928170L | 有効 |
| 2008 | Kampong Asia 52897961B | 有効 |
| 2009 | Kim Swee Auto Services 52896483J | 有効 |
| 2010 | Kim Lee Enterprise 52823595L | 有効 |