| 1981 | Helmsion Engineering Pte. Ltd.
199303387E | Aktif |
| 1982 | H & W Communications Pte Ltd
199700014E | Aktif |
| 1983 | Hwa Sheng Construction Pte Ltd
199307695E | Aktif |
| 1984 | Hock Chuan Hong Waste Management Pte Ltd
199305775C | Aktif |
| 1985 | Hys Enterprises Pte Ltd
199104660R | Aktif |
| 1986 | Hong Lai Huat International Pte. Ltd.
199202793M | Aktif |
| 1987 | Hang Hong Contractor Pte Ltd
199801534D | Aktif |
| 1988 | Hoe Hock Electrical Engineering Pte Ltd
199105194C | Aktif |
| 1989 | Huat Builders Pte Ltd
199304622N | Aktif |
| 1990 | Heng Hong Development Pte Ltd
199300314N | Aktif |
| 1991 | Hi Light Electrical Pte Ltd
198804257C | Aktif |
| 1992 | Hap Hong Huat Pte. Ltd.
199103340K | Aktif |
| 1993 | Hoong Fung Engineering Pte Ltd
199202790Z | Aktif |
| 1994 | Hongfa Sand & Granite Pte Ltd
199605365C | Aktif |
| 1995 | Hec Electrical & Construction Pte Ltd
199501306G | Aktif |
| 1996 | Hoo Huat Engineering Pte. Ltd.
199106131H | Aktif |
| 1997 | Hiap Yew Electrical Pte Ltd
199703479D | Aktif |
| 1998 | Ho Seng Engineering Works Pte Ltd
199406825M | Aktif |
| 1999 | Hoe Hong Huat Construction Pte Ltd
199204104N | Aktif |
| 2000 | Heng Fa Holdings Pte. Ltd.
198905534G | Aktif |
| 2001 | Hak Long Engineering Pte Ltd
198500346R | Aktif |
| 2002 | High Weigh Enterprise Construction (pte.) Ltd.
200919471N | Aktif |
| 2003 | Hardy House Prefab (singapore) Pte Ltd
198501217K | Aktif |
| 2004 | Hi Tech (impex) Amusement Trading & Services
52927834X | Aktif |
| 2005 | Hg Metal Manufacturing Limited
198802660D | Aktif |
| 2006 | Hoong Kong Electric Company Private Limited
197501313R | Aktif |
| 2007 | Hai Leng Contract Pte Ltd
198800129E | Aktif |
| 2008 | Heng Gek Sai Enterprise Pte Ltd
199802431M | Aktif |
| 2009 | Hiap Shing Construction Pte. Ltd.
197600298E | Aktif |
| 2010 | Hua Mei Fang Trading
52924273K | Aktif |