| 21 SHUTTERS PTE. LTD. | 200402960M | Bedok | 25111 | 2004 |
| A.A. METAL WORKS PTE. LTD. | 200308832R | Clementi Park | 25111 | 2003 |
| ACESIAN PARTNERS LIMITED | 199505699D | MacPherson | 41009 | 1995 |
| ACOUSTICS WALL SYSTEM PTE. LTD. | 200510559H | Eunos | 43307 | 2005 |
| BENG SHUTTER DOORS INTERNATIONAL PTE. LTD. | 200300127E | Canberra | 25111 | 2003 |
| BESTLINK CONSTRUCTION PTE LTD | 199603379E | Canberra | 41001 | 1996 |
| CENTRAL ALUMINIUM & GLASS CONSTRUCTION PTE LTD | 199205185D | Canberra | 25111 | 1992 |
| CHOON HIN STAINLESS STEEL PTE LTD | 199305976C | Boon Lay | 41009 | 1993 |
| CHUAN LIM CONSTRUCTION PTE LTD | 199600684W | Canberra | 41001 | 1996 |
| CHYE HENG HUAT ENGINEERING PTE LTD | 199301674K | Eunos | 25111 | 1993 |
| COMPACT METAL INDUSTRIES PTE. LTD. | 197500009H | Chinatown | 25111 | 1975 |
| CS RADISSON PTE. LTD. | 200511722Z | Boon Lay | 41009 | 2005 |
| DELTA TECH DOOR PTE. LTD. | 200004944H | Changi | 25111 | 2000 |
| DELTA TECHNOLOGY PTE LTD | 198900875K | Changi | 25111 | 1989 |
| DESHIN ENGINEERING & CONSTRUCTION PTE LTD | 199101633C | Bedok | 41009 | 1991 |
| DESIGN DELTA PTE LTD | 199608483H | Eunos | 41001 | 1996 |
| DOOR TECHNOLOGY PTE LTD | 199608917R | Canberra | 25111 | 1996 |
| DOR-MATIC DOOR CONTROL SPECIALIST PTE LTD | 200000748W | Eunos | 41001 | 2000 |
| DURASLIDE PTE. LTD. | 200513750H | Mandai | 43305 | 2005 |
| E.TONG PTE. LTD. | 200407514R | Bedok | 41001 | 2004 |
| EUROLINE SYSTEMS PTE. LTD. | 199806122M | Boon Lay | 41001 | 1998 |
| FASCINA PTE LTD | 198702136N | Boon Lay | 43307 | 1987 |
| FATT CHAN METAL INDUSTRIES PTE LTD | 200008045N | Admiralty | 25111 | 2000 |
| FERCO SHUTTERS & SEATING SYSTEMS PTE. LTD. | 199006100R | Dairy Farm | 25111 | 1990 |
| FLEXCOM ENGINEERING PTE. LTD. | 200402846W | Pasir Ris | 25111 | 2004 |
| FONG HONG ENGINEERING (S) PTE. LTD. | 200412883N | Eunos | 41001 | 2004 |
| FORTUNE DECOGATE DESIGN PTE LTD | 199306604D | Eunos | 25111 | 1993 |
| FUJISASH CO., LTD. | S83FC3280H | Boat Quay | 25111 | 1983 |
| GLIDEROL DOORS (S) PTE. LTD. | 198203686H | Boon Lay | 25111 | 1982 |
| GREAT YEAR INDUSTRIES PTE LTD | 198402281G | Mandai | 25111 | 1984 |
| GTH TECHNOLOGIES PTE. LTD. | 199103445Z | MacPherson | 28300 | 1991 |
| GUAN AIK DEVELOPMENT PTE. LTD. | 198800969M | MacPherson | 46620 | 1988 |
| HART ENGINEERING (PRIVATE) LIMITED | 197100230D | Boon Lay | 25111 | 1971 |
| HATK ALUMINIUM PTE. LTD. | 200600901C | Canberra | 41001 | 2006 |
| HOCK YONG HENG GENERAL CONTRACTOR PTE LTD | 199401575K | Changi | 41009 | 1994 |
| HUP SENG CAPITAL (1983) PTE. LTD. | 198305969R | Dairy Farm | 41009 | 1983 |
| JONITE PRIVATE LIMITED | 198903812K | MacPherson | 25111 | 1989 |
| KAO LEE ALUMINIUM INDUSTRIAL PTE. LTD. | 199200559E | Bedok | 25111 | 1992 |
| KER HUAT METAL PTE LTD | 200002289Z | Canberra | 41009 | 2000 |
| KIAN SUN METAL CONTRACT0R PTE LTD | 199409117H | Bedok | 25111 | 1994 |
| LAM HWA ENGINEERING & TRADING PTE LTD | 200006689D | Hougang | 41001 | 2000 |
| LEA HIN CO. (METAL FACTORY) PTE. LTD. | 197700454D | Alexandra | 25111 | 1977 |
| LINK METAL GATE & CONSTRUCTION PTE LTD | 199701213Z | Admiralty | 41009 | 1997 |
| MANTEC ENGINEERING PTE LTD | 199602096W | Canberra | 41009 | 1996 |
| MEGAMARK SYSTEMS (FE) PTE. LTD. | 200202227H | Admiralty | 25111 | 2002 |
| MERDEKA CONSTRUCTION CO PTE LTD | 198001267R | Canberra | 41009 | 1980 |
| METAL MASTER & ALUMINIUM PTE. LTD. | 200517297H | Boon Lay | 41001 | 2005 |
| METAL ROWELL INDUSTRIAL PTE LTD | 199502546D | Boon Lay | 41001 | 1995 |
| METALCLAD PTE LTD | 199102888E | Boon Lay | 25111 | 1991 |
| MODERN BUILDING MATERIALS PTE LTD | 198602815R | Changi | 25111 | 1986 |
| MUN SOON INDUSTRIES PTE. LTD. | 200411907N | Bedok | 25111 | 2004 |
| NAM LEE PRESSED METAL INDUSTRIES LIMITED | 197500362M | Boon Lay | 25111 | 1975 |
| ORIENTAL SYSTEM INTERIOR PTE LTD | 198200002G | Eunos | 25111 | 1982 |
| P D DOOR PTE. LTD. | 200412631Z | Eunos | 25111 | 2004 |
| PANG GIAP ENTERPRISE (88) PTE LTD | 200107759Z | Ang Mo Kio | 41001 | 2001 |
| PHO LEE DOORS PTE. LTD. | 200108063C | MacPherson | 25111 | 2001 |
| POLYNORM DESIGNS & CONTRACTS PTE. LTD. | 199601516M | Boon Lay | 25111 | 1996 |
| POSITIVE ENGINEERING PTE LTD | 199105533M | Boon Lay | 25111 | 1991 |
| SALIO CONCEPT PTE. LTD. | 199201707E | Eunos | 42200 | 1992 |
| SAPPHIRE WINDOWS PTE. LTD. | 198304256M | Changi | 25111 | 1983 |
| SHOWER DYNAMIC PTE LTD | 200007588N | Buona Vista | 43305 | 2000 |
| SHUN YI CHENG CONTRACT ENGINEERING PTE LTD | 200100142H | Changi | 41009 | 2001 |
| SINGAPORE METAL ENGINEERING PTE. LTD. | 200504216H | Pasir Ris | 25111 | 2005 |
| SINGAPORE ROLLING SHUTTERS PTE LTD | 197500018K | Hougang | 25111 | 1975 |
| STANDARD ROLLING SHUTTERS PTE. LTD. | 197802872C | Eunos | 25111 | 1978 |
| SUNGEI EMAS PTE. LTD. | 198300285N | Admiralty | 25111 | 1983 |
| TAKO ENGINEERING PTE LTD | 199504371K | Ang Mo Kio | 25111 | 1995 |
| TAT SENG GLASS PTE LTD | 199106470M | Eunos | 41009 | 1991 |
| TOP INTERNATIONAL PROJECTS PTE LTD | 199600898D | Ang Mo Kio | 41009 | 1996 |
| TREND PLAN SYSTEMS PTE LTD | 199005659N | Eunos | 25111 | 1990 |
| TRUSSCO PTE LTD | 199501671E | Boat Quay | 41009 | 1995 |
| UNIPAC ALUMINIUM & ENGINEERING PTE. LTD. | 200412066E | Admiralty | 25111 | 2004 |
| UNIQUE STAINLESS STEEL & CONSTRUCTION PTE LTD | 200101255E | Ang Mo Kio | 25111 | 2001 |
| WAN SERN METAL INDUSTRIES PTE LTD | 199308335C | Boon Lay | 41009 | 1993 |
| WESTIZ DECOR PTE. LTD. | 200508601E | Ang Mo Kio | 25111 | 2005 |
| WIN TAT AIR-CONDITIONING (S) PTE LTD | 198105205G | MacPherson | 43220 | 1981 |
| XIN LONG (S) PTE. LTD. | 200601882R | Boon Lay | 25111 | 2006 |
| YONG HONG SENG PTE. LTD. | 200714482H | Canberra | 43301 | 2007 |
| ALFRENCH FACADE PTE. LTD. Not yet published | 201006510G | Eunos | 43299 | 2010 |
| CLASSIC ALUMINIUM INDUSTRY PTE. LTD. Not yet published | 200907227R | Bedok | 25111 | 2009 |
| CONSEAL CONSTRUCTION PTE. LTD. Not yet published | 200705359K | Eunos | 41002 | 2007 |
| CREATIVE STAINLESS STEEL WORKS PTE. LTD. Not yet published | 201001406D | Bedok | 25111 | 2010 |
| GRETSCH-UNITAS (SINGAPORE) PTE. LTD. Not yet published | 200401198E | Eunos | 43299 | 2004 |
| GUI ALUMINIUM WORKS PTE. LTD. Not yet published | 200917668N | Ang Mo Kio | 25111 | 2009 |
| HAN FONG ALUMINIUM PTE. LTD. Not yet published | 200801537K | Ang Mo Kio | 25111 | 2008 |
| HENSEN (S) PTE. LTD. Not yet published | 200610461D | Admiralty | 25111 | 2006 |
| JT GLAZING METAL WORKS PTE. LTD. Not yet published | 200413218H | Beach Road | 25111 | 2004 |
| JUNHAO ENGINEERING PTE. LTD. Not yet published | 201105851Z | Boon Lay | 41001 | 2011 |
| KAU SHENG ALUMINIUM INTERIOR DESIGN PTE. LTD. Not yet published | 201102675K | Bedok | 43301 | 2011 |
| KIAN HONG ALUMINIUM WORKS PTE. LTD. Not yet published | 200808814K | Canberra | 25111 | 2008 |
| LEGATE ENTERPRISE PTE. LTD. Not yet published | 201022685R | Pasir Ris | 25111 | 2010 |
| MEGA TEAM ENGINEERING PTE. LTD. Not yet published | 201022154N | Clementi Park | 41001 | 2010 |
| MIN HAWK PTE. LTD. Not yet published | 200706803K | Eunos | 25111 | 2007 |
| NOVA FACADE PTE. LTD. Not yet published | 200617701E | Boon Lay | 43909 | 2006 |
| PROBUILD ENGINEERING PTE. LTD. Not yet published | 200902323E | Beach Road | 41001 | 2009 |
| SIN KIAT METAL WORKS PTE. LTD. Not yet published | 200710176K | Ang Mo Kio | 25111 | 2007 |
| SPACEDOR MARKETING PTE. LTD. Not yet published | 200902864Z | Pasir Ris | 25111 | 2009 |
| SWEES-TECH ENGINEERING PTE. LTD. Not yet published | 200905485G | Bedok | 41009 | 2009 |
| TI MANUFACTURER PTE. LTD. Not yet published | 201106600M | Eunos | 25111 | 2011 |
| VYY PTE. LTD. Not yet published | 200903502N | Eunos | 25111 | 2009 |
| ZR CONSTRUCTION PTE. LTD. Not yet published | 200711762W | Bedok | 43301 | 2007 |